1315 lines
30 KiB
Plaintext
1315 lines
30 KiB
Plaintext
EESchema Schematic File Version 4
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EELAYER 30 0
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EELAYER END
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$Descr A4 11693 8268
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encoding utf-8
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Sheet 2 3
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Title "LNSC-2420"
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Date "2021-04-23"
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Rev "1"
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Comp ""
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Comment1 "Design by Thomas Kolb"
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Comment2 "Licensed under CERN-OHL-P v2"
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Comment3 ""
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Comment4 ""
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$EndDescr
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$Comp
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L Device:R R12
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U 1 1 607F70B2
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P 4100 2500
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F 0 "R12" V 3893 2500 50 0000 C CNN
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F 1 "2mOhm" V 3984 2500 50 0000 C CNN
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F 2 "Resistor_SMD:R_5931_15078Metric" V 4030 2500 50 0001 C CNN
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F 3 "~" H 4100 2500 50 0001 C CNN
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1 4100 2500
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0 1 1 0
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$EndComp
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$Comp
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L Amplifier_Current:INA139 U3
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U 1 1 607F8185
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P 4750 4000
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F 0 "U3" H 5094 4046 50 0000 L CNN
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F 1 "INA139" H 5094 3955 50 0000 L CNN
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F 2 "Package_TO_SOT_SMD:SOT-23-5" H 4750 4000 50 0001 C CNN
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F 3 "http://www.ti.com/lit/ds/symlink/ina169.pdf" H 4750 4005 50 0001 C CNN
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1 4750 4000
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1 0 0 -1
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$EndComp
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Wire Wire Line
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4350 2500 4250 2500
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Wire Wire Line
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3850 2500 3950 2500
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Connection ~ 3850 2500
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$Comp
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L power:+5V #PWR012
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U 1 1 607FA497
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P 4650 3600
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F 0 "#PWR012" H 4650 3450 50 0001 C CNN
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F 1 "+5V" H 4665 3773 50 0000 C CNN
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F 2 "" H 4650 3600 50 0001 C CNN
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F 3 "" H 4650 3600 50 0001 C CNN
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1 4650 3600
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1 0 0 -1
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$EndComp
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Wire Wire Line
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4650 3600 4650 3700
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$Comp
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L power:GND #PWR013
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U 1 1 607FAC7A
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P 4650 4400
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F 0 "#PWR013" H 4650 4150 50 0001 C CNN
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F 1 "GND" H 4655 4227 50 0000 C CNN
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F 2 "" H 4650 4400 50 0001 C CNN
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F 3 "" H 4650 4400 50 0001 C CNN
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1 4650 4400
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1 0 0 -1
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$EndComp
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Wire Wire Line
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4650 4400 4650 4300
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$Comp
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L Device:R R13
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U 1 1 607FB268
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P 5500 4250
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F 0 "R13" H 5570 4296 50 0000 L CNN
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F 1 "56k" H 5570 4205 50 0000 L CNN
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F 2 "Resistor_SMD:R_0603_1608Metric" V 5430 4250 50 0001 C CNN
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F 3 "~" H 5500 4250 50 0001 C CNN
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1 5500 4250
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1 0 0 -1
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$EndComp
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$Comp
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L power:GND #PWR014
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U 1 1 607FB5DA
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P 5500 4550
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F 0 "#PWR014" H 5500 4300 50 0001 C CNN
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F 1 "GND" H 5505 4377 50 0000 C CNN
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F 2 "" H 5500 4550 50 0001 C CNN
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F 3 "" H 5500 4550 50 0001 C CNN
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1 5500 4550
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1 0 0 -1
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$EndComp
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Wire Wire Line
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5500 4550 5500 4500
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Wire Wire Line
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5500 4100 5500 4000
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Text Notes 4450 3150 0 50 ~ 0
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20 A * 2 mΩ = 40 mV\nVoltage Gain G = 56\n=> 56 * 0.04 V = 2.24 V @ 20 A\n\nI = U_adc / G / R_s\n\nf_g = 1/(2*pi * R *C) = 605 Hz
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Wire Wire Line
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5050 4000 5500 4000
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Connection ~ 5500 4000
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Wire Wire Line
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5500 4000 5850 4000
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$Comp
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L Device:C C8
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U 1 1 607FCB15
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P 5850 4250
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F 0 "C8" H 5965 4296 50 0000 L CNN
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F 1 "4.7nF" H 5965 4205 50 0000 L CNN
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F 2 "Capacitor_SMD:C_0603_1608Metric" H 5888 4100 50 0001 C CNN
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F 3 "~" H 5850 4250 50 0001 C CNN
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1 5850 4250
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1 0 0 -1
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$EndComp
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Wire Wire Line
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5850 4100 5850 4000
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Connection ~ 5850 4000
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Wire Wire Line
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5500 4500 5850 4500
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Wire Wire Line
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5850 4500 5850 4400
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Connection ~ 5500 4500
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Wire Wire Line
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5500 4500 5500 4400
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$Comp
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L Device:Q_NMOS_GDS Q8
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U 1 1 60806806
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P 9500 2400
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F 0 "Q8" V 9749 2400 50 0000 C CNN
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F 1 "IRFS7437PBF" V 9840 2400 50 0000 C CNN
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F 2 "Package_TO_SOT_SMD:TO-263-3_TabPin2" H 9700 2500 50 0001 C CNN
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F 3 "~" H 9500 2400 50 0001 C CNN
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1 9500 2400
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0 -1 1 0
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$EndComp
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$Comp
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L Device:R R17
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U 1 1 608089C6
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P 7750 2500
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F 0 "R17" V 7543 2500 50 0000 C CNN
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F 1 "10mOhm" V 7634 2500 50 0000 C CNN
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F 2 "Resistor_SMD:R_1210_3225Metric" V 7680 2500 50 0001 C CNN
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F 3 "~" H 7750 2500 50 0001 C CNN
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1 7750 2500
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0 1 1 0
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$EndComp
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$Comp
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L Amplifier_Current:INA139 U5
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U 1 1 60808AAA
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P 8400 4000
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F 0 "U5" H 8744 4046 50 0000 L CNN
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F 1 "INA139" H 8744 3955 50 0000 L CNN
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F 2 "Package_TO_SOT_SMD:SOT-23-5" H 8400 4000 50 0001 C CNN
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F 3 "http://www.ti.com/lit/ds/symlink/ina169.pdf" H 8400 4005 50 0001 C CNN
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1 8400 4000
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1 0 0 -1
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$EndComp
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Wire Wire Line
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8000 2500 7900 2500
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Wire Wire Line
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7500 2500 7600 2500
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$Comp
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L power:+5V #PWR019
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U 1 1 60808ABC
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P 8300 3600
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F 0 "#PWR019" H 8300 3450 50 0001 C CNN
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F 1 "+5V" H 8315 3773 50 0000 C CNN
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F 2 "" H 8300 3600 50 0001 C CNN
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F 3 "" H 8300 3600 50 0001 C CNN
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1 8300 3600
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1 0 0 -1
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$EndComp
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Wire Wire Line
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8300 3600 8300 3700
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$Comp
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L power:GND #PWR020
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U 1 1 60808AC7
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P 8300 4400
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F 0 "#PWR020" H 8300 4150 50 0001 C CNN
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F 1 "GND" H 8305 4227 50 0000 C CNN
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F 2 "" H 8300 4400 50 0001 C CNN
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F 3 "" H 8300 4400 50 0001 C CNN
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1 8300 4400
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1 0 0 -1
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$EndComp
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Wire Wire Line
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8300 4400 8300 4300
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$Comp
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L Device:R R19
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U 1 1 60808AD2
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P 9100 4250
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F 0 "R19" H 9170 4296 50 0000 L CNN
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F 1 "56k" H 9170 4205 50 0000 L CNN
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F 2 "Resistor_SMD:R_0603_1608Metric" V 9030 4250 50 0001 C CNN
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F 3 "~" H 9100 4250 50 0001 C CNN
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1 9100 4250
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1 0 0 -1
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$EndComp
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$Comp
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L power:GND #PWR022
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U 1 1 60808ADC
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P 9100 4550
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F 0 "#PWR022" H 9100 4300 50 0001 C CNN
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F 1 "GND" H 9105 4377 50 0000 C CNN
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F 2 "" H 9100 4550 50 0001 C CNN
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F 3 "" H 9100 4550 50 0001 C CNN
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1 9100 4550
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1 0 0 -1
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$EndComp
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Wire Wire Line
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9100 4550 9100 4500
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Wire Wire Line
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9100 4100 9100 4000
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Wire Wire Line
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8700 4000 9100 4000
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Connection ~ 9100 4000
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Wire Wire Line
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9100 4000 9450 4000
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$Comp
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L Device:C C11
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U 1 1 60808AED
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P 9450 4250
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F 0 "C11" H 9565 4296 50 0000 L CNN
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F 1 "4.7nF" H 9565 4205 50 0000 L CNN
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F 2 "Capacitor_SMD:C_0603_1608Metric" H 9488 4100 50 0001 C CNN
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F 3 "~" H 9450 4250 50 0001 C CNN
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1 9450 4250
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1 0 0 -1
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$EndComp
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Wire Wire Line
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9450 4100 9450 4000
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Connection ~ 9450 4000
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Wire Wire Line
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9100 4500 9450 4500
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Wire Wire Line
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9450 4500 9450 4400
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Connection ~ 9100 4500
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Wire Wire Line
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9100 4500 9100 4400
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Wire Wire Line
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4350 2500 6000 2500
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Connection ~ 4350 2500
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Connection ~ 7500 2500
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$Comp
|
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L Device:R R16
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U 1 1 6081144D
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P 7750 2200
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F 0 "R16" V 7543 2200 50 0000 C CNN
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F 1 "10mOhm" V 7634 2200 50 0000 C CNN
|
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F 2 "Resistor_SMD:R_1210_3225Metric" V 7680 2200 50 0001 C CNN
|
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F 3 "~" H 7750 2200 50 0001 C CNN
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1 7750 2200
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0 1 1 0
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$EndComp
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Wire Wire Line
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7500 2500 7500 2200
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Wire Wire Line
|
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7500 2200 7600 2200
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Wire Wire Line
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8000 2500 8000 2200
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Wire Wire Line
|
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8000 2200 7900 2200
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Connection ~ 8000 2500
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Wire Wire Line
|
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9300 2500 8000 2500
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Wire Wire Line
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6100 2000 6000 2000
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Wire Wire Line
|
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6000 2000 6000 2500
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Connection ~ 6000 2500
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Text Notes 8750 3600 0 50 ~ 0
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10 A * 5 mΩ = 50 mV\nVoltage Gain G = 56\n=> 56 * 0.05 V = 2.80 V @ 10 A\n\nI = U_adc / G / R_s\n\nf_g = 1/(2*pi * R *C) = 605 Hz
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Wire Wire Line
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1500 6750 1600 6750
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$Comp
|
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L power:GND #PWR010
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U 1 1 6085BA39
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P 2500 7050
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F 0 "#PWR010" H 2500 6800 50 0001 C CNN
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F 1 "GND" H 2505 6877 50 0000 C CNN
|
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F 2 "" H 2500 7050 50 0001 C CNN
|
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F 3 "" H 2500 7050 50 0001 C CNN
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1 2500 7050
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1 0 0 -1
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$EndComp
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Wire Wire Line
|
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2500 7050 2500 7000
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$Comp
|
|
L Device:R R8
|
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U 1 1 6085DBDD
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P 2500 6250
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F 0 "R8" H 2570 6296 50 0000 L CNN
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F 1 "100" H 2570 6205 50 0000 L CNN
|
|
F 2 "Resistor_SMD:R_0603_1608Metric" V 2430 6250 50 0001 C CNN
|
|
F 3 "~" H 2500 6250 50 0001 C CNN
|
|
1 2500 6250
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L Device:R R6
|
|
U 1 1 6085E68A
|
|
P 2000 6250
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F 0 "R6" H 2070 6296 50 0000 L CNN
|
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F 1 "10k" H 2070 6205 50 0000 L CNN
|
|
F 2 "Resistor_SMD:R_0603_1608Metric" V 1930 6250 50 0001 C CNN
|
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F 3 "~" H 2000 6250 50 0001 C CNN
|
|
1 2000 6250
|
|
1 0 0 -1
|
|
$EndComp
|
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Wire Wire Line
|
|
2000 6400 2000 6500
|
|
Wire Wire Line
|
|
2000 6500 2500 6500
|
|
Wire Wire Line
|
|
2500 6500 2500 6400
|
|
Wire Wire Line
|
|
2500 6550 2500 6500
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|
Connection ~ 2500 6500
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|
$Comp
|
|
L Device:C C5
|
|
U 1 1 60862D16
|
|
P 2500 5750
|
|
F 0 "C5" H 2615 5796 50 0000 L CNN
|
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F 1 "1μF" H 2615 5705 50 0000 L CNN
|
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F 2 "Capacitor_SMD:C_0805_2012Metric" H 2538 5600 50 0001 C CNN
|
|
F 3 "~" H 2500 5750 50 0001 C CNN
|
|
1 2500 5750
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L Device:C C6
|
|
U 1 1 60863863
|
|
P 3000 6250
|
|
F 0 "C6" H 3115 6296 50 0000 L CNN
|
|
F 1 "10μF/60V" H 3115 6205 50 0000 L CNN
|
|
F 2 "Capacitor_THT:CP_Radial_D6.3mm_P2.50mm" H 3038 6100 50 0001 C CNN
|
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F 3 "~" H 3000 6250 50 0001 C CNN
|
|
1 3000 6250
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L Diode:LL4148 D3
|
|
U 1 1 608642C7
|
|
P 2750 5500
|
|
F 0 "D3" H 2750 5717 50 0000 C CNN
|
|
F 1 "LL4148" H 2750 5626 50 0000 C CNN
|
|
F 2 "Diode_SMD:D_MiniMELF" H 2750 5325 50 0001 C CNN
|
|
F 3 "http://www.vishay.com/docs/85557/ll4148.pdf" H 2750 5500 50 0001 C CNN
|
|
1 2750 5500
|
|
-1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L Diode:LL4148 D1
|
|
U 1 1 608648D4
|
|
P 2250 5500
|
|
F 0 "D1" H 2250 5717 50 0000 C CNN
|
|
F 1 "LL4148" H 2250 5626 50 0000 C CNN
|
|
F 2 "Diode_SMD:D_MiniMELF" H 2250 5325 50 0001 C CNN
|
|
F 3 "http://www.vishay.com/docs/85557/ll4148.pdf" H 2250 5500 50 0001 C CNN
|
|
1 2250 5500
|
|
-1 0 0 -1
|
|
$EndComp
|
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Wire Wire Line
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2400 5500 2500 5500
|
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Wire Wire Line
|
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2500 5600 2500 5500
|
|
Connection ~ 2500 5500
|
|
Wire Wire Line
|
|
2500 5500 2600 5500
|
|
Wire Wire Line
|
|
2500 5900 2500 6100
|
|
Wire Wire Line
|
|
2000 6100 2000 5500
|
|
Wire Wire Line
|
|
2000 5500 2100 5500
|
|
Wire Wire Line
|
|
2900 5500 3000 5500
|
|
Wire Wire Line
|
|
3000 5500 3000 6100
|
|
Wire Wire Line
|
|
3000 6400 3000 7000
|
|
Wire Wire Line
|
|
3000 7000 2500 7000
|
|
Connection ~ 2500 7000
|
|
Wire Wire Line
|
|
2500 7000 2500 6950
|
|
$Comp
|
|
L power:+VSW #PWR011
|
|
U 1 1 6087AA11
|
|
P 3000 5400
|
|
F 0 "#PWR011" H 3000 5250 50 0001 C CNN
|
|
F 1 "+VSW" H 3015 5573 50 0000 C CNN
|
|
F 2 "" H 3000 5400 50 0001 C CNN
|
|
F 3 "" H 3000 5400 50 0001 C CNN
|
|
1 3000 5400
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
3000 5400 3000 5500
|
|
Connection ~ 3000 5500
|
|
Text GLabel 6100 2000 2 50 BiDi ~ 0
|
|
Bat+
|
|
Text GLabel 10500 2500 2 50 Output ~ 0
|
|
Load+
|
|
Text GLabel 1900 5500 0 50 BiDi ~ 0
|
|
Bat+
|
|
Wire Wire Line
|
|
1900 5500 2000 5500
|
|
Connection ~ 2000 5500
|
|
Text Notes 1550 7650 0 50 ~ 0
|
|
Pulses at ChargePump should be about 100 μs long.\nPeriod should be 1 to 10 ms.\n\nInitial charging takes about 500 ms.
|
|
Text Notes 1600 5050 0 50 ~ 0
|
|
Voltage doubler for high-side FET switching
|
|
$Comp
|
|
L Device:R R4
|
|
U 1 1 608886B2
|
|
P 1750 6750
|
|
F 0 "R4" V 1543 6750 50 0000 C CNN
|
|
F 1 "10k" V 1634 6750 50 0000 C CNN
|
|
F 2 "Resistor_SMD:R_0603_1608Metric" V 1680 6750 50 0001 C CNN
|
|
F 3 "~" H 1750 6750 50 0001 C CNN
|
|
1 1750 6750
|
|
0 1 1 0
|
|
$EndComp
|
|
Wire Wire Line
|
|
1900 6750 2200 6750
|
|
Text Notes 3850 7600 0 50 ~ 0
|
|
Note: if both Solar_Sw_n and Load_Sw_n are Low\n(i.e. the Power FETs are off), the Charge Pump can\nbe stopped to save some power.
|
|
$Comp
|
|
L Transistor_FET:2N7002 Q4
|
|
U 1 1 608A3F30
|
|
P 2400 6750
|
|
F 0 "Q4" H 2604 6796 50 0000 L CNN
|
|
F 1 "2N7002" H 2604 6705 50 0000 L CNN
|
|
F 2 "Package_TO_SOT_SMD:SOT-23" H 2600 6675 50 0001 L CIN
|
|
F 3 "https://www.onsemi.com/pub/Collateral/NDS7002A-D.PDF" H 2400 6750 50 0001 L CNN
|
|
1 2400 6750
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L Device:R R14
|
|
U 1 1 608AD902
|
|
P 6000 2750
|
|
F 0 "R14" H 6070 2796 50 0000 L CNN
|
|
F 1 "220k" H 6070 2705 50 0000 L CNN
|
|
F 2 "Resistor_SMD:R_0603_1608Metric" V 5930 2750 50 0001 C CNN
|
|
F 3 "~" H 6000 2750 50 0001 C CNN
|
|
1 6000 2750
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L Device:R R15
|
|
U 1 1 608ADE42
|
|
P 6000 3250
|
|
F 0 "R15" H 6070 3296 50 0000 L CNN
|
|
F 1 "22k" H 6070 3205 50 0000 L CNN
|
|
F 2 "Resistor_SMD:R_0603_1608Metric" V 5930 3250 50 0001 C CNN
|
|
F 3 "~" H 6000 3250 50 0001 C CNN
|
|
1 6000 3250
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L power:GND #PWR015
|
|
U 1 1 608AE36D
|
|
P 6000 3500
|
|
F 0 "#PWR015" H 6000 3250 50 0001 C CNN
|
|
F 1 "GND" H 6005 3327 50 0000 C CNN
|
|
F 2 "" H 6000 3500 50 0001 C CNN
|
|
F 3 "" H 6000 3500 50 0001 C CNN
|
|
1 6000 3500
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
6000 3500 6000 3450
|
|
Wire Wire Line
|
|
6000 3100 6000 3000
|
|
Wire Wire Line
|
|
6000 2600 6000 2500
|
|
$Comp
|
|
L Device:C C9
|
|
U 1 1 608B8421
|
|
P 6500 3250
|
|
F 0 "C9" H 6615 3296 50 0000 L CNN
|
|
F 1 "10nF" H 6615 3205 50 0000 L CNN
|
|
F 2 "Capacitor_SMD:C_0603_1608Metric" H 6538 3100 50 0001 C CNN
|
|
F 3 "~" H 6500 3250 50 0001 C CNN
|
|
1 6500 3250
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
6500 3400 6500 3450
|
|
Wire Wire Line
|
|
6500 3450 6000 3450
|
|
Connection ~ 6000 3450
|
|
Wire Wire Line
|
|
6000 3450 6000 3400
|
|
Wire Wire Line
|
|
6500 3100 6500 3000
|
|
Wire Wire Line
|
|
6500 3000 6000 3000
|
|
Connection ~ 6000 3000
|
|
Wire Wire Line
|
|
6000 3000 6000 2900
|
|
Wire Wire Line
|
|
6000 2500 7500 2500
|
|
Wire Wire Line
|
|
6950 3000 6500 3000
|
|
Connection ~ 6500 3000
|
|
Text Notes 3100 5450 0 50 ~ 0
|
|
VSW ≤ 2*Vbat - 1,4V
|
|
$Comp
|
|
L Device:R R10
|
|
U 1 1 608CA737
|
|
P 3650 6250
|
|
F 0 "R10" H 3720 6296 50 0000 L CNN
|
|
F 1 "1M" H 3720 6205 50 0000 L CNN
|
|
F 2 "Resistor_SMD:R_0603_1608Metric" V 3580 6250 50 0001 C CNN
|
|
F 3 "~" H 3650 6250 50 0001 C CNN
|
|
1 3650 6250
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L Device:R R11
|
|
U 1 1 608CAC3F
|
|
P 3650 6750
|
|
F 0 "R11" H 3720 6796 50 0000 L CNN
|
|
F 1 "47k" H 3720 6705 50 0000 L CNN
|
|
F 2 "Resistor_SMD:R_0603_1608Metric" V 3580 6750 50 0001 C CNN
|
|
F 3 "~" H 3650 6750 50 0001 C CNN
|
|
1 3650 6750
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
3650 6600 3650 6500
|
|
$Comp
|
|
L Device:C C7
|
|
U 1 1 608CAC55
|
|
P 4000 6750
|
|
F 0 "C7" H 4115 6796 50 0000 L CNN
|
|
F 1 "10nF" H 4115 6705 50 0000 L CNN
|
|
F 2 "Capacitor_SMD:C_0603_1608Metric" H 4038 6600 50 0001 C CNN
|
|
F 3 "~" H 4000 6750 50 0001 C CNN
|
|
1 4000 6750
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
4000 6900 4000 7000
|
|
Wire Wire Line
|
|
4000 7000 3650 7000
|
|
Wire Wire Line
|
|
3650 7000 3650 6900
|
|
Wire Wire Line
|
|
4000 6600 4000 6500
|
|
Wire Wire Line
|
|
4000 6500 3650 6500
|
|
Connection ~ 3650 6500
|
|
Wire Wire Line
|
|
3650 6500 3650 6400
|
|
Wire Wire Line
|
|
4450 6500 4000 6500
|
|
Connection ~ 4000 6500
|
|
Wire Wire Line
|
|
3650 7000 3000 7000
|
|
Connection ~ 3650 7000
|
|
Connection ~ 3000 7000
|
|
Wire Wire Line
|
|
3650 6100 3650 5500
|
|
Wire Wire Line
|
|
3650 5500 3200 5500
|
|
Wire Wire Line
|
|
2250 2000 2600 2000
|
|
Connection ~ 2600 2000
|
|
Wire Wire Line
|
|
2900 2000 2600 2000
|
|
Wire Wire Line
|
|
2900 2100 2900 2000
|
|
$Comp
|
|
L Device:R R9
|
|
U 1 1 60928B87
|
|
P 2900 2250
|
|
F 0 "R9" H 2830 2204 50 0000 R CNN
|
|
F 1 "100k" H 2830 2295 50 0000 R CNN
|
|
F 2 "Resistor_SMD:R_0603_1608Metric" V 2830 2250 50 0001 C CNN
|
|
F 3 "~" H 2900 2250 50 0001 C CNN
|
|
1 2900 2250
|
|
-1 0 0 1
|
|
$EndComp
|
|
Connection ~ 2250 2000
|
|
Wire Wire Line
|
|
2250 1850 2250 2000
|
|
Wire Wire Line
|
|
2250 1550 2250 1400
|
|
Wire Wire Line
|
|
2250 950 2250 1000
|
|
Connection ~ 2250 950
|
|
Wire Wire Line
|
|
2150 950 2250 950
|
|
Connection ~ 1750 1200
|
|
Wire Wire Line
|
|
1750 950 1850 950
|
|
Wire Wire Line
|
|
1750 1200 1750 950
|
|
$Comp
|
|
L Device:R R5
|
|
U 1 1 6090AC2B
|
|
P 2000 950
|
|
F 0 "R5" V 2207 950 50 0000 C CNN
|
|
F 1 "100k" V 2116 950 50 0000 C CNN
|
|
F 2 "Resistor_SMD:R_0603_1608Metric" V 1930 950 50 0001 C CNN
|
|
F 3 "~" H 2000 950 50 0001 C CNN
|
|
1 2000 950
|
|
0 -1 -1 0
|
|
$EndComp
|
|
$Comp
|
|
L power:GND #PWR08
|
|
U 1 1 6090A86E
|
|
P 1750 2000
|
|
F 0 "#PWR08" H 1750 1750 50 0001 C CNN
|
|
F 1 "GND" H 1755 1827 50 0000 C CNN
|
|
F 2 "" H 1750 2000 50 0001 C CNN
|
|
F 3 "" H 1750 2000 50 0001 C CNN
|
|
1 1750 2000
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
1750 1900 1750 2000
|
|
Wire Wire Line
|
|
1750 1200 1950 1200
|
|
Wire Wire Line
|
|
1750 1500 1750 1200
|
|
Wire Wire Line
|
|
2250 900 2250 950
|
|
$Comp
|
|
L Transistor_FET:BSS84 Q2
|
|
U 1 1 608E2AB4
|
|
P 2150 1200
|
|
F 0 "Q2" H 2354 1154 50 0000 L CNN
|
|
F 1 "BSS84" H 2354 1245 50 0000 L CNN
|
|
F 2 "Package_TO_SOT_SMD:SOT-23" H 2350 1125 50 0001 L CIN
|
|
F 3 "http://assets.nexperia.com/documents/data-sheet/BSS84.pdf" H 2150 1200 50 0001 L CNN
|
|
1 2150 1200
|
|
1 0 0 1
|
|
$EndComp
|
|
$Comp
|
|
L Transistor_FET:2N7002 Q1
|
|
U 1 1 608A7BB3
|
|
P 1650 1700
|
|
F 0 "Q1" H 1854 1746 50 0000 L CNN
|
|
F 1 "2N7002" H 1854 1655 50 0000 L CNN
|
|
F 2 "Package_TO_SOT_SMD:SOT-23" H 1850 1625 50 0001 L CIN
|
|
F 3 "https://www.onsemi.com/pub/Collateral/NDS7002A-D.PDF" H 1650 1700 50 0001 L CNN
|
|
1 1650 1700
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
1400 1700 1450 1700
|
|
Wire Wire Line
|
|
1050 1700 1100 1700
|
|
$Comp
|
|
L Device:R R1
|
|
U 1 1 6088F7A2
|
|
P 1250 1700
|
|
F 0 "R1" V 1043 1700 50 0000 C CNN
|
|
F 1 "10k" V 1134 1700 50 0000 C CNN
|
|
F 2 "Resistor_SMD:R_0603_1608Metric" V 1180 1700 50 0001 C CNN
|
|
F 3 "~" H 1250 1700 50 0001 C CNN
|
|
1 1250 1700
|
|
0 1 1 0
|
|
$EndComp
|
|
Text GLabel 1000 2500 0 50 Input ~ 0
|
|
Solar+
|
|
Wire Wire Line
|
|
2600 2100 2600 2000
|
|
Wire Wire Line
|
|
2600 2500 2450 2500
|
|
Connection ~ 2600 2500
|
|
Wire Wire Line
|
|
2600 2400 2600 2500
|
|
$Comp
|
|
L Device:D_Zener D2
|
|
U 1 1 60840C7E
|
|
P 2600 2250
|
|
F 0 "D2" V 2554 2330 50 0000 L CNN
|
|
F 1 "16V" V 2645 2330 50 0000 L CNN
|
|
F 2 "Diode_SMD:D_MiniMELF" H 2600 2250 50 0001 C CNN
|
|
F 3 "~" H 2600 2250 50 0001 C CNN
|
|
1 2600 2250
|
|
0 1 1 0
|
|
$EndComp
|
|
Wire Wire Line
|
|
2250 2200 2250 2000
|
|
$Comp
|
|
L power:+VSW #PWR09
|
|
U 1 1 6083ACE2
|
|
P 2250 900
|
|
F 0 "#PWR09" H 2250 750 50 0001 C CNN
|
|
F 1 "+VSW" H 2265 1073 50 0000 C CNN
|
|
F 2 "" H 2250 900 50 0001 C CNN
|
|
F 3 "" H 2250 900 50 0001 C CNN
|
|
1 2250 900
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L Device:R R7
|
|
U 1 1 608382DF
|
|
P 2250 1700
|
|
F 0 "R7" H 2180 1654 50 0000 R CNN
|
|
F 1 "10k" H 2180 1745 50 0000 R CNN
|
|
F 2 "Resistor_SMD:R_0603_1608Metric" V 2180 1700 50 0001 C CNN
|
|
F 3 "~" H 2250 1700 50 0001 C CNN
|
|
1 2250 1700
|
|
-1 0 0 1
|
|
$EndComp
|
|
Wire Wire Line
|
|
1000 2500 1150 2500
|
|
$Comp
|
|
L Device:Q_NMOS_GDS Q3
|
|
U 1 1 607F47B1
|
|
P 2250 2400
|
|
F 0 "Q3" V 2499 2400 50 0000 C CNN
|
|
F 1 "IRFS7437PBF" V 2590 2400 50 0000 C CNN
|
|
F 2 "Package_TO_SOT_SMD:TO-263-3_TabPin2" H 2450 2500 50 0001 C CNN
|
|
F 3 "~" H 2250 2400 50 0001 C CNN
|
|
1 2250 2400
|
|
0 -1 1 0
|
|
$EndComp
|
|
Wire Wire Line
|
|
9700 2500 9850 2500
|
|
Wire Wire Line
|
|
9500 2000 9850 2000
|
|
Connection ~ 9850 2000
|
|
Wire Wire Line
|
|
10150 2000 9850 2000
|
|
Wire Wire Line
|
|
10150 2100 10150 2000
|
|
$Comp
|
|
L Device:R R22
|
|
U 1 1 6094D83E
|
|
P 10150 2250
|
|
F 0 "R22" H 10080 2204 50 0000 R CNN
|
|
F 1 "100k" H 10080 2295 50 0000 R CNN
|
|
F 2 "Resistor_SMD:R_0603_1608Metric" V 10080 2250 50 0001 C CNN
|
|
F 3 "~" H 10150 2250 50 0001 C CNN
|
|
1 10150 2250
|
|
-1 0 0 1
|
|
$EndComp
|
|
Wire Wire Line
|
|
9500 1850 9500 2000
|
|
Wire Wire Line
|
|
9500 1550 9500 1400
|
|
Wire Wire Line
|
|
9500 950 9500 1000
|
|
Connection ~ 9500 950
|
|
Wire Wire Line
|
|
9400 950 9500 950
|
|
Connection ~ 9000 1200
|
|
Wire Wire Line
|
|
9000 950 9100 950
|
|
Wire Wire Line
|
|
9000 1200 9000 950
|
|
$Comp
|
|
L Device:R R20
|
|
U 1 1 6094D851
|
|
P 9250 950
|
|
F 0 "R20" V 9457 950 50 0000 C CNN
|
|
F 1 "100k" V 9366 950 50 0000 C CNN
|
|
F 2 "Resistor_SMD:R_0603_1608Metric" V 9180 950 50 0001 C CNN
|
|
F 3 "~" H 9250 950 50 0001 C CNN
|
|
1 9250 950
|
|
0 -1 -1 0
|
|
$EndComp
|
|
$Comp
|
|
L power:GND #PWR021
|
|
U 1 1 6094D85B
|
|
P 9000 2000
|
|
F 0 "#PWR021" H 9000 1750 50 0001 C CNN
|
|
F 1 "GND" H 9005 1827 50 0000 C CNN
|
|
F 2 "" H 9000 2000 50 0001 C CNN
|
|
F 3 "" H 9000 2000 50 0001 C CNN
|
|
1 9000 2000
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
9000 1200 9200 1200
|
|
Wire Wire Line
|
|
9000 1500 9000 1200
|
|
Wire Wire Line
|
|
9500 900 9500 950
|
|
$Comp
|
|
L Transistor_FET:BSS84 Q7
|
|
U 1 1 6094D869
|
|
P 9400 1200
|
|
F 0 "Q7" H 9604 1154 50 0000 L CNN
|
|
F 1 "BSS84" H 9604 1245 50 0000 L CNN
|
|
F 2 "Package_TO_SOT_SMD:SOT-23" H 9600 1125 50 0001 L CIN
|
|
F 3 "http://assets.nexperia.com/documents/data-sheet/BSS84.pdf" H 9400 1200 50 0001 L CNN
|
|
1 9400 1200
|
|
1 0 0 1
|
|
$EndComp
|
|
$Comp
|
|
L Transistor_FET:2N7002 Q6
|
|
U 1 1 6094D873
|
|
P 8900 1700
|
|
F 0 "Q6" H 9104 1746 50 0000 L CNN
|
|
F 1 "2N7002" H 9104 1655 50 0000 L CNN
|
|
F 2 "Package_TO_SOT_SMD:SOT-23" H 9100 1625 50 0001 L CIN
|
|
F 3 "https://www.onsemi.com/pub/Collateral/NDS7002A-D.PDF" H 8900 1700 50 0001 L CNN
|
|
1 8900 1700
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
8650 1700 8700 1700
|
|
Wire Wire Line
|
|
8300 1700 8350 1700
|
|
$Comp
|
|
L Device:R R18
|
|
U 1 1 6094D87F
|
|
P 8500 1700
|
|
F 0 "R18" V 8293 1700 50 0000 C CNN
|
|
F 1 "10k" V 8384 1700 50 0000 C CNN
|
|
F 2 "Resistor_SMD:R_0603_1608Metric" V 8430 1700 50 0001 C CNN
|
|
F 3 "~" H 8500 1700 50 0001 C CNN
|
|
1 8500 1700
|
|
0 1 1 0
|
|
$EndComp
|
|
Wire Wire Line
|
|
9850 2100 9850 2000
|
|
$Comp
|
|
L Device:D_Zener D4
|
|
U 1 1 6094D88B
|
|
P 9850 2250
|
|
F 0 "D4" V 9804 2330 50 0000 L CNN
|
|
F 1 "16V" V 9895 2330 50 0000 L CNN
|
|
F 2 "Diode_SMD:D_MiniMELF" H 9850 2250 50 0001 C CNN
|
|
F 3 "~" H 9850 2250 50 0001 C CNN
|
|
1 9850 2250
|
|
0 1 1 0
|
|
$EndComp
|
|
Wire Wire Line
|
|
9500 2200 9500 2000
|
|
$Comp
|
|
L power:+VSW #PWR025
|
|
U 1 1 6094D896
|
|
P 9500 900
|
|
F 0 "#PWR025" H 9500 750 50 0001 C CNN
|
|
F 1 "+VSW" H 9515 1073 50 0000 C CNN
|
|
F 2 "" H 9500 900 50 0001 C CNN
|
|
F 3 "" H 9500 900 50 0001 C CNN
|
|
1 9500 900
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L Device:R R21
|
|
U 1 1 6094D8A0
|
|
P 9500 1700
|
|
F 0 "R21" H 9430 1654 50 0000 R CNN
|
|
F 1 "10k" H 9430 1745 50 0000 R CNN
|
|
F 2 "Resistor_SMD:R_0603_1608Metric" V 9430 1700 50 0001 C CNN
|
|
F 3 "~" H 9500 1700 50 0001 C CNN
|
|
1 9500 1700
|
|
-1 0 0 1
|
|
$EndComp
|
|
Wire Wire Line
|
|
10150 2400 10150 2500
|
|
Connection ~ 10150 2500
|
|
Wire Wire Line
|
|
10150 2500 10500 2500
|
|
Wire Wire Line
|
|
9850 2400 9850 2500
|
|
Connection ~ 9850 2500
|
|
Wire Wire Line
|
|
9850 2500 10150 2500
|
|
Connection ~ 9500 2000
|
|
Wire Wire Line
|
|
9000 2000 9000 1900
|
|
$Comp
|
|
L Device:R R2
|
|
U 1 1 6097F850
|
|
P 1600 2750
|
|
F 0 "R2" H 1670 2796 50 0000 L CNN
|
|
F 1 "330k" H 1670 2705 50 0000 L CNN
|
|
F 2 "Resistor_SMD:R_0603_1608Metric" V 1530 2750 50 0001 C CNN
|
|
F 3 "~" H 1600 2750 50 0001 C CNN
|
|
1 1600 2750
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L Device:R R3
|
|
U 1 1 6097FE3A
|
|
P 1600 3250
|
|
F 0 "R3" H 1670 3296 50 0000 L CNN
|
|
F 1 "22k" H 1670 3205 50 0000 L CNN
|
|
F 2 "Resistor_SMD:R_0603_1608Metric" V 1530 3250 50 0001 C CNN
|
|
F 3 "~" H 1600 3250 50 0001 C CNN
|
|
1 1600 3250
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L power:GND #PWR07
|
|
U 1 1 6097FE44
|
|
P 1600 3500
|
|
F 0 "#PWR07" H 1600 3250 50 0001 C CNN
|
|
F 1 "GND" H 1605 3327 50 0000 C CNN
|
|
F 2 "" H 1600 3500 50 0001 C CNN
|
|
F 3 "" H 1600 3500 50 0001 C CNN
|
|
1 1600 3500
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
1600 3500 1600 3450
|
|
Wire Wire Line
|
|
1600 3100 1600 3000
|
|
Wire Wire Line
|
|
1600 2600 1600 2500
|
|
$Comp
|
|
L Device:C C4
|
|
U 1 1 6097FE51
|
|
P 1950 3250
|
|
F 0 "C4" H 2065 3296 50 0000 L CNN
|
|
F 1 "10nF" H 2065 3205 50 0000 L CNN
|
|
F 2 "Capacitor_SMD:C_0603_1608Metric" H 1988 3100 50 0001 C CNN
|
|
F 3 "~" H 1950 3250 50 0001 C CNN
|
|
1 1950 3250
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
1950 3400 1950 3450
|
|
Wire Wire Line
|
|
1950 3450 1600 3450
|
|
Connection ~ 1600 3450
|
|
Wire Wire Line
|
|
1600 3450 1600 3400
|
|
Wire Wire Line
|
|
1950 3100 1950 3000
|
|
Wire Wire Line
|
|
1950 3000 1600 3000
|
|
Connection ~ 1600 3000
|
|
Wire Wire Line
|
|
1600 3000 1600 2900
|
|
Wire Wire Line
|
|
2500 3000 1950 3000
|
|
Connection ~ 1950 3000
|
|
Connection ~ 1600 2500
|
|
Wire Wire Line
|
|
1600 2500 2050 2500
|
|
Text Notes 1000 3950 0 50 ~ 0
|
|
Measure the solar input voltage to determine\nwhen the sun is shining in power-saving mode.
|
|
Text Notes 4300 7100 0 50 ~ 0
|
|
Measure the charge pump output to determine whether\nit is safe to turn on the power MOSFETs (U_SW > U_Bat + 8V).
|
|
Wire Wire Line
|
|
2600 2500 2900 2500
|
|
Wire Wire Line
|
|
2900 2400 2900 2500
|
|
Connection ~ 2900 2500
|
|
Wire Wire Line
|
|
2900 2500 3050 2500
|
|
$Comp
|
|
L Device:Q_NMOS_GDS Q5
|
|
U 1 1 609B14E5
|
|
P 3250 2400
|
|
F 0 "Q5" V 3499 2400 50 0000 C CNN
|
|
F 1 "IRFS7437PBF" V 3590 2400 50 0000 C CNN
|
|
F 2 "Package_TO_SOT_SMD:TO-263-3_TabPin2" H 3450 2500 50 0001 C CNN
|
|
F 3 "~" H 3250 2400 50 0001 C CNN
|
|
1 3250 2400
|
|
0 1 1 0
|
|
$EndComp
|
|
Wire Wire Line
|
|
3450 2500 3850 2500
|
|
Wire Wire Line
|
|
3250 2200 3250 2000
|
|
Wire Wire Line
|
|
3250 2000 2900 2000
|
|
Connection ~ 2900 2000
|
|
Text Notes 2700 1700 0 50 ~ 0
|
|
Using two power FETs to block reverse currents from\nbattery to solar panel through the body diode.
|
|
$Comp
|
|
L Device:Varistor RV1
|
|
U 1 1 609BAD13
|
|
P 1150 3000
|
|
F 0 "RV1" H 1253 3046 50 0000 L CNN
|
|
F 1 "56V" H 1253 2955 50 0000 L CNN
|
|
F 2 "Varistor:RV_Disc_D12mm_W4.4mm_P7.5mm" V 1080 3000 50 0001 C CNN
|
|
F 3 "~" H 1150 3000 50 0001 C CNN
|
|
1 1150 3000
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
1150 2850 1150 2500
|
|
Connection ~ 1150 2500
|
|
Wire Wire Line
|
|
1150 2500 1600 2500
|
|
Wire Wire Line
|
|
1150 3150 1150 3450
|
|
Wire Wire Line
|
|
1150 3450 1600 3450
|
|
Text GLabel 6750 6050 2 50 Output ~ 0
|
|
Meas_U_SW
|
|
Text GLabel 6750 5300 2 50 Output ~ 0
|
|
Meas_U_Solar
|
|
Text GLabel 1050 1700 0 50 Input ~ 0
|
|
Solar_Sw
|
|
Text GLabel 7100 4000 1 50 Output ~ 0
|
|
Meas_I_Solar
|
|
Text GLabel 9950 5650 2 50 Output ~ 0
|
|
Meas_U_Bat
|
|
Text GLabel 8300 1700 0 50 Input ~ 0
|
|
Load_Sw
|
|
Text GLabel 10700 4000 1 50 Output ~ 0
|
|
Meas_I_Load
|
|
Text GLabel 1500 6750 0 50 Input ~ 0
|
|
ChargePump
|
|
Text Notes 2350 3200 0 50 ~ 0
|
|
3.3V @ 52.8V Solar
|
|
Text Notes 6400 2850 0 50 ~ 0
|
|
3.3V @ 36.3 V Bat
|
|
Text Notes 4400 6700 0 50 ~ 0
|
|
3.3V @ 73.5 V SW
|
|
$Comp
|
|
L power:PWR_FLAG #FLG03
|
|
U 1 1 609B3D15
|
|
P 3200 5600
|
|
F 0 "#FLG03" H 3200 5675 50 0001 C CNN
|
|
F 1 "PWR_FLAG" H 3200 5773 50 0000 C CNN
|
|
F 2 "" H 3200 5600 50 0001 C CNN
|
|
F 3 "~" H 3200 5600 50 0001 C CNN
|
|
1 3200 5600
|
|
-1 0 0 1
|
|
$EndComp
|
|
Wire Wire Line
|
|
3200 5600 3200 5500
|
|
Connection ~ 3200 5500
|
|
Wire Wire Line
|
|
3200 5500 3000 5500
|
|
$Comp
|
|
L Amplifier_Operational:MCP6424 U4
|
|
U 1 1 60867AE2
|
|
P 6600 4100
|
|
F 0 "U4" H 6600 4467 50 0000 C CNN
|
|
F 1 "MCP6424" H 6600 4376 50 0000 C CNN
|
|
F 2 "Package_SO:SO-14_3.9x8.65mm_P1.27mm" H 6550 4200 50 0001 C CNN
|
|
F 3 "https://ww1.microchip.com/downloads/en/DeviceDoc/20005165B.pdf" H 6650 4300 50 0001 C CNN
|
|
1 6600 4100
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L Amplifier_Operational:MCP6424 U4
|
|
U 2 1 60868B8F
|
|
P 10200 4100
|
|
F 0 "U4" H 10200 4467 50 0000 C CNN
|
|
F 1 "MCP6424" H 10200 4376 50 0000 C CNN
|
|
F 2 "Package_SO:SO-14_3.9x8.65mm_P1.27mm" H 10150 4200 50 0001 C CNN
|
|
F 3 "https://ww1.microchip.com/downloads/en/DeviceDoc/20005165B.pdf" H 10250 4300 50 0001 C CNN
|
|
2 10200 4100
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L Amplifier_Operational:MCP6424 U4
|
|
U 3 1 6086A531
|
|
P 6250 5300
|
|
F 0 "U4" H 6250 5667 50 0000 C CNN
|
|
F 1 "MCP6424" H 6250 5576 50 0000 C CNN
|
|
F 2 "Package_SO:SO-14_3.9x8.65mm_P1.27mm" H 6200 5400 50 0001 C CNN
|
|
F 3 "https://ww1.microchip.com/downloads/en/DeviceDoc/20005165B.pdf" H 6300 5500 50 0001 C CNN
|
|
3 6250 5300
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L Amplifier_Operational:MCP6424 U4
|
|
U 4 1 6086B382
|
|
P 6250 6050
|
|
F 0 "U4" H 6250 6417 50 0000 C CNN
|
|
F 1 "MCP6424" H 6250 6326 50 0000 C CNN
|
|
F 2 "Package_SO:SO-14_3.9x8.65mm_P1.27mm" H 6200 6150 50 0001 C CNN
|
|
F 3 "https://ww1.microchip.com/downloads/en/DeviceDoc/20005165B.pdf" H 6300 6250 50 0001 C CNN
|
|
4 6250 6050
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L Amplifier_Operational:MCP6424 U4
|
|
U 5 1 6086D340
|
|
P 7750 5650
|
|
F 0 "U4" H 7708 5696 50 0000 L CNN
|
|
F 1 "MCP6424" H 7708 5605 50 0000 L CNN
|
|
F 2 "Package_SO:SO-14_3.9x8.65mm_P1.27mm" H 7700 5750 50 0001 C CNN
|
|
F 3 "https://ww1.microchip.com/downloads/en/DeviceDoc/20005165B.pdf" H 7800 5850 50 0001 C CNN
|
|
5 7750 5650
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L power:+5V #PWR016
|
|
U 1 1 6087B173
|
|
P 7650 5150
|
|
F 0 "#PWR016" H 7650 5000 50 0001 C CNN
|
|
F 1 "+5V" H 7665 5323 50 0000 C CNN
|
|
F 2 "" H 7650 5150 50 0001 C CNN
|
|
F 3 "" H 7650 5150 50 0001 C CNN
|
|
1 7650 5150
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L power:GND #PWR017
|
|
U 1 1 6087B7DB
|
|
P 7650 5950
|
|
F 0 "#PWR017" H 7650 5700 50 0001 C CNN
|
|
F 1 "GND" H 7655 5777 50 0000 C CNN
|
|
F 2 "" H 7650 5950 50 0001 C CNN
|
|
F 3 "" H 7650 5950 50 0001 C CNN
|
|
1 7650 5950
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
6550 6050 6650 6050
|
|
Wire Wire Line
|
|
6650 6050 6650 6350
|
|
Wire Wire Line
|
|
6650 6350 5850 6350
|
|
Wire Wire Line
|
|
5850 6350 5850 6150
|
|
Wire Wire Line
|
|
5850 6150 5950 6150
|
|
Wire Wire Line
|
|
6650 5300 6650 5600
|
|
Wire Wire Line
|
|
6650 5600 5850 5600
|
|
Wire Wire Line
|
|
5850 5600 5850 5400
|
|
Wire Wire Line
|
|
10600 4100 10600 4400
|
|
Wire Wire Line
|
|
10600 4400 9800 4400
|
|
Wire Wire Line
|
|
9800 4400 9800 4200
|
|
Wire Wire Line
|
|
7000 4100 7000 4400
|
|
Wire Wire Line
|
|
7000 4400 6200 4400
|
|
Wire Wire Line
|
|
6200 4400 6200 4200
|
|
Wire Wire Line
|
|
6200 4200 6300 4200
|
|
Wire Wire Line
|
|
9900 4200 9800 4200
|
|
Wire Wire Line
|
|
5850 5400 5950 5400
|
|
Wire Wire Line
|
|
6550 5300 6650 5300
|
|
Wire Wire Line
|
|
6900 4100 7000 4100
|
|
Wire Wire Line
|
|
10500 4100 10600 4100
|
|
Wire Wire Line
|
|
6750 5300 6650 5300
|
|
Connection ~ 6650 5300
|
|
Wire Wire Line
|
|
6750 6050 6650 6050
|
|
Connection ~ 6650 6050
|
|
Wire Wire Line
|
|
10700 4100 10600 4100
|
|
Connection ~ 10600 4100
|
|
Wire Wire Line
|
|
7100 4100 7000 4100
|
|
Connection ~ 7000 4100
|
|
Wire Wire Line
|
|
7100 4100 7100 4000
|
|
Wire Wire Line
|
|
5850 4000 6300 4000
|
|
Wire Wire Line
|
|
9450 4000 9900 4000
|
|
Wire Wire Line
|
|
10700 4000 10700 4100
|
|
Wire Wire Line
|
|
5950 5200 5450 5200
|
|
Wire Wire Line
|
|
5950 5950 5450 5950
|
|
Text Label 5450 5200 0 50 ~ 0
|
|
Raw_U_Solar
|
|
Text Label 5450 5950 0 50 ~ 0
|
|
Raw_U_SW
|
|
Text Label 4450 6500 2 50 ~ 0
|
|
Raw_U_SW
|
|
Text Label 2500 3000 2 50 ~ 0
|
|
Raw_U_Solar
|
|
$Comp
|
|
L Amplifier_Operational:MCP6421T-EOT U6
|
|
U 1 1 609CB9A0
|
|
P 9450 5650
|
|
F 0 "U6" H 9450 5900 50 0000 L CNN
|
|
F 1 "MCP6421T-EOT" H 9450 5800 50 0000 L CNN
|
|
F 2 "Package_TO_SOT_SMD:SOT-23-5" H 9350 5450 50 0001 L CNN
|
|
F 3 "https://ww1.microchip.com/downloads/en/DeviceDoc/20005165B.pdf" H 9450 5850 50 0001 C CNN
|
|
1 9450 5650
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L power:+5V #PWR023
|
|
U 1 1 609CD09B
|
|
P 9350 5150
|
|
F 0 "#PWR023" H 9350 5000 50 0001 C CNN
|
|
F 1 "+5V" H 9365 5323 50 0000 C CNN
|
|
F 2 "" H 9350 5150 50 0001 C CNN
|
|
F 3 "" H 9350 5150 50 0001 C CNN
|
|
1 9350 5150
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L power:GND #PWR024
|
|
U 1 1 609CD5B5
|
|
P 9350 5950
|
|
F 0 "#PWR024" H 9350 5700 50 0001 C CNN
|
|
F 1 "GND" H 9355 5777 50 0000 C CNN
|
|
F 2 "" H 9350 5950 50 0001 C CNN
|
|
F 3 "" H 9350 5950 50 0001 C CNN
|
|
1 9350 5950
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
9150 5750 9050 5750
|
|
Wire Wire Line
|
|
9050 5750 9050 6200
|
|
Wire Wire Line
|
|
9050 6200 9850 6200
|
|
Wire Wire Line
|
|
9850 6200 9850 5650
|
|
Wire Wire Line
|
|
9850 5650 9750 5650
|
|
Wire Wire Line
|
|
9950 5650 9850 5650
|
|
Connection ~ 9850 5650
|
|
Text Label 8700 5550 0 50 ~ 0
|
|
Raw_U_Bat
|
|
Wire Wire Line
|
|
8700 5550 9150 5550
|
|
Text Label 6950 3000 2 50 ~ 0
|
|
Raw_U_Bat
|
|
$Comp
|
|
L Device:C C10
|
|
U 1 1 60A0EB11
|
|
P 7900 5250
|
|
F 0 "C10" V 7648 5250 50 0000 C CNN
|
|
F 1 "100nF" V 7739 5250 50 0000 C CNN
|
|
F 2 "Capacitor_SMD:C_0603_1608Metric" H 7938 5100 50 0001 C CNN
|
|
F 3 "~" H 7900 5250 50 0001 C CNN
|
|
1 7900 5250
|
|
0 1 1 0
|
|
$EndComp
|
|
Wire Wire Line
|
|
7650 5150 7650 5250
|
|
Wire Wire Line
|
|
7750 5250 7650 5250
|
|
Connection ~ 7650 5250
|
|
Wire Wire Line
|
|
7650 5250 7650 5350
|
|
Wire Wire Line
|
|
8050 5250 8150 5250
|
|
Wire Wire Line
|
|
8150 5250 8150 5350
|
|
$Comp
|
|
L power:GND #PWR018
|
|
U 1 1 60A2C4E8
|
|
P 8150 5350
|
|
F 0 "#PWR018" H 8150 5100 50 0001 C CNN
|
|
F 1 "GND" H 8155 5177 50 0000 C CNN
|
|
F 2 "" H 8150 5350 50 0001 C CNN
|
|
F 3 "" H 8150 5350 50 0001 C CNN
|
|
1 8150 5350
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L Device:C C12
|
|
U 1 1 60A2CB55
|
|
P 9600 5250
|
|
F 0 "C12" V 9348 5250 50 0000 C CNN
|
|
F 1 "100nF" V 9439 5250 50 0000 C CNN
|
|
F 2 "Capacitor_SMD:C_0603_1608Metric" H 9638 5100 50 0001 C CNN
|
|
F 3 "~" H 9600 5250 50 0001 C CNN
|
|
1 9600 5250
|
|
0 1 1 0
|
|
$EndComp
|
|
Wire Wire Line
|
|
9450 5250 9350 5250
|
|
Wire Wire Line
|
|
9750 5250 9850 5250
|
|
$Comp
|
|
L power:GND #PWR026
|
|
U 1 1 60A2D430
|
|
P 9850 5250
|
|
F 0 "#PWR026" H 9850 5000 50 0001 C CNN
|
|
F 1 "GND" H 9855 5077 50 0000 C CNN
|
|
F 2 "" H 9850 5250 50 0001 C CNN
|
|
F 3 "" H 9850 5250 50 0001 C CNN
|
|
1 9850 5250
|
|
0 -1 -1 0
|
|
$EndComp
|
|
Wire Wire Line
|
|
9350 5350 9350 5250
|
|
Wire Wire Line
|
|
9350 5250 9350 5150
|
|
Connection ~ 9350 5250
|
|
Wire Wire Line
|
|
4350 4100 4450 4100
|
|
Wire Wire Line
|
|
4350 2500 4350 4100
|
|
Wire Wire Line
|
|
3850 3900 4450 3900
|
|
Wire Wire Line
|
|
3850 3900 3850 2500
|
|
Wire Wire Line
|
|
8000 4100 8100 4100
|
|
Wire Wire Line
|
|
8000 2500 8000 4100
|
|
Wire Wire Line
|
|
8100 3900 7500 3900
|
|
Wire Wire Line
|
|
7500 3900 7500 2500
|
|
$EndSCHEMATC
|