Initial commit: Rev. A complete
This commit is contained in:
commit
81dd0451e4
9
.gitignore
vendored
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9
.gitignore
vendored
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fp-info-cache
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fp-lib-table
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||||
gerber/
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||||
bom/
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||||
*-backups/
|
||||
*.kicad_sch-bak
|
||||
*.xml
|
||||
~*.lck
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||||
10553
TinyFanControl.kicad_pcb
Normal file
10553
TinyFanControl.kicad_pcb
Normal file
File diff suppressed because it is too large
Load diff
77
TinyFanControl.kicad_prl
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77
TinyFanControl.kicad_prl
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|||
{
|
||||
"board": {
|
||||
"active_layer": 37,
|
||||
"active_layer_preset": "",
|
||||
"auto_track_width": true,
|
||||
"hidden_netclasses": [],
|
||||
"hidden_nets": [],
|
||||
"high_contrast_mode": 0,
|
||||
"net_color_mode": 1,
|
||||
"opacity": {
|
||||
"images": 0.6,
|
||||
"pads": 1.0,
|
||||
"tracks": 1.0,
|
||||
"vias": 1.0,
|
||||
"zones": 0.6
|
||||
},
|
||||
"selection_filter": {
|
||||
"dimensions": false,
|
||||
"footprints": false,
|
||||
"graphics": false,
|
||||
"keepouts": false,
|
||||
"lockedItems": false,
|
||||
"otherItems": false,
|
||||
"pads": true,
|
||||
"text": true,
|
||||
"tracks": true,
|
||||
"vias": false,
|
||||
"zones": false
|
||||
},
|
||||
"visible_items": [
|
||||
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||||
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||||
8,
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||||
9,
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||||
10,
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||||
11,
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12,
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||||
13,
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||||
15,
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||||
16,
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17,
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18,
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||||
19,
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||||
20,
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||||
21,
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||||
22,
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||||
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25,
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||||
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||||
35,
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||||
36,
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||||
39,
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||||
40
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||||
],
|
||||
"visible_layers": "0001030_ffffffff",
|
||||
"zone_display_mode": 0
|
||||
},
|
||||
"meta": {
|
||||
"filename": "TinyFanControl.kicad_prl",
|
||||
"version": 3
|
||||
},
|
||||
"project": {
|
||||
"files": []
|
||||
}
|
||||
}
|
||||
514
TinyFanControl.kicad_pro
Normal file
514
TinyFanControl.kicad_pro
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@ -0,0 +1,514 @@
|
|||
{
|
||||
"board": {
|
||||
"3dviewports": [],
|
||||
"design_settings": {
|
||||
"defaults": {
|
||||
"board_outline_line_width": 0.09999999999999999,
|
||||
"copper_line_width": 0.19999999999999998,
|
||||
"copper_text_italic": false,
|
||||
"copper_text_size_h": 1.5,
|
||||
"copper_text_size_v": 1.5,
|
||||
"copper_text_thickness": 0.3,
|
||||
"copper_text_upright": false,
|
||||
"courtyard_line_width": 0.049999999999999996,
|
||||
"dimension_precision": 4,
|
||||
"dimension_units": 3,
|
||||
"dimensions": {
|
||||
"arrow_length": 1270000,
|
||||
"extension_offset": 500000,
|
||||
"keep_text_aligned": true,
|
||||
"suppress_zeroes": false,
|
||||
"text_position": 0,
|
||||
"units_format": 1
|
||||
},
|
||||
"fab_line_width": 0.09999999999999999,
|
||||
"fab_text_italic": false,
|
||||
"fab_text_size_h": 1.0,
|
||||
"fab_text_size_v": 1.0,
|
||||
"fab_text_thickness": 0.15,
|
||||
"fab_text_upright": false,
|
||||
"other_line_width": 0.15,
|
||||
"other_text_italic": false,
|
||||
"other_text_size_h": 1.0,
|
||||
"other_text_size_v": 1.0,
|
||||
"other_text_thickness": 0.15,
|
||||
"other_text_upright": false,
|
||||
"pads": {
|
||||
"drill": 0.0,
|
||||
"height": 1.45,
|
||||
"width": 1.0
|
||||
},
|
||||
"silk_line_width": 0.15,
|
||||
"silk_text_italic": false,
|
||||
"silk_text_size_h": 0.7999999999999999,
|
||||
"silk_text_size_v": 0.7999999999999999,
|
||||
"silk_text_thickness": 0.15,
|
||||
"silk_text_upright": false,
|
||||
"zones": {
|
||||
"min_clearance": 0.25
|
||||
}
|
||||
},
|
||||
"diff_pair_dimensions": [
|
||||
{
|
||||
"gap": 0.0,
|
||||
"via_gap": 0.0,
|
||||
"width": 0.0
|
||||
}
|
||||
],
|
||||
"drc_exclusions": [],
|
||||
"meta": {
|
||||
"version": 2
|
||||
},
|
||||
"rule_severities": {
|
||||
"annular_width": "error",
|
||||
"clearance": "error",
|
||||
"connection_width": "warning",
|
||||
"copper_edge_clearance": "error",
|
||||
"copper_sliver": "warning",
|
||||
"courtyards_overlap": "error",
|
||||
"diff_pair_gap_out_of_range": "error",
|
||||
"diff_pair_uncoupled_length_too_long": "error",
|
||||
"drill_out_of_range": "error",
|
||||
"duplicate_footprints": "warning",
|
||||
"extra_footprint": "warning",
|
||||
"footprint": "error",
|
||||
"footprint_type_mismatch": "ignore",
|
||||
"hole_clearance": "error",
|
||||
"hole_near_hole": "error",
|
||||
"invalid_outline": "error",
|
||||
"isolated_copper": "warning",
|
||||
"item_on_disabled_layer": "error",
|
||||
"items_not_allowed": "error",
|
||||
"length_out_of_range": "error",
|
||||
"lib_footprint_issues": "warning",
|
||||
"lib_footprint_mismatch": "warning",
|
||||
"malformed_courtyard": "error",
|
||||
"microvia_drill_out_of_range": "error",
|
||||
"missing_courtyard": "ignore",
|
||||
"missing_footprint": "warning",
|
||||
"net_conflict": "warning",
|
||||
"npth_inside_courtyard": "ignore",
|
||||
"padstack": "warning",
|
||||
"pth_inside_courtyard": "ignore",
|
||||
"shorting_items": "error",
|
||||
"silk_edge_clearance": "warning",
|
||||
"silk_over_copper": "warning",
|
||||
"silk_overlap": "warning",
|
||||
"skew_out_of_range": "error",
|
||||
"solder_mask_bridge": "error",
|
||||
"starved_thermal": "error",
|
||||
"text_height": "warning",
|
||||
"text_thickness": "warning",
|
||||
"through_hole_pad_without_hole": "error",
|
||||
"too_many_vias": "error",
|
||||
"track_dangling": "warning",
|
||||
"track_width": "error",
|
||||
"tracks_crossing": "error",
|
||||
"unconnected_items": "error",
|
||||
"unresolved_variable": "error",
|
||||
"via_dangling": "warning",
|
||||
"zones_intersect": "error"
|
||||
},
|
||||
"rules": {
|
||||
"max_error": 0.005,
|
||||
"min_clearance": 0.15,
|
||||
"min_connection": 0.15,
|
||||
"min_copper_edge_clearance": 0.0,
|
||||
"min_hole_clearance": 0.25,
|
||||
"min_hole_to_hole": 0.3,
|
||||
"min_microvia_diameter": 0.19999999999999998,
|
||||
"min_microvia_drill": 0.09999999999999999,
|
||||
"min_resolved_spokes": 2,
|
||||
"min_silk_clearance": 0.0,
|
||||
"min_text_height": 0.7999999999999999,
|
||||
"min_text_thickness": 0.08,
|
||||
"min_through_hole_diameter": 0.3,
|
||||
"min_track_width": 0.19999999999999998,
|
||||
"min_via_annular_width": 0.19999999999999998,
|
||||
"min_via_diameter": 0.6,
|
||||
"solder_mask_clearance": 0.0,
|
||||
"solder_mask_min_width": 0.0,
|
||||
"solder_mask_to_copper_clearance": 0.0,
|
||||
"use_height_for_length_calcs": true
|
||||
},
|
||||
"teardrop_options": [
|
||||
{
|
||||
"td_allow_use_two_tracks": true,
|
||||
"td_curve_segcount": 5,
|
||||
"td_on_pad_in_zone": false,
|
||||
"td_onpadsmd": true,
|
||||
"td_onroundshapesonly": false,
|
||||
"td_ontrackend": false,
|
||||
"td_onviapad": true
|
||||
}
|
||||
],
|
||||
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|
||||
{
|
||||
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|
||||
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|
||||
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|
||||
"td_maxheight": 2.0,
|
||||
"td_maxlen": 1.0,
|
||||
"td_target_name": "td_round_shape",
|
||||
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|
||||
},
|
||||
{
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
"td_maxlen": 1.0,
|
||||
"td_target_name": "td_rect_shape",
|
||||
"td_width_to_size_filter_ratio": 0.9
|
||||
},
|
||||
{
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
"td_target_name": "td_track_end",
|
||||
"td_width_to_size_filter_ratio": 0.9
|
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}
|
||||
],
|
||||
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|
||||
0.0,
|
||||
0.3
|
||||
],
|
||||
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|
||||
{
|
||||
"diameter": 0.0,
|
||||
"drill": 0.0
|
||||
}
|
||||
],
|
||||
"zones_allow_external_fillets": false
|
||||
},
|
||||
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|
||||
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|
||||
},
|
||||
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|
||||
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|
||||
"equivalence_files": []
|
||||
},
|
||||
"erc": {
|
||||
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|
||||
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|
||||
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|
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
"missing_power_pin": "error",
|
||||
"missing_unit": "warning",
|
||||
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|
||||
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|
||||
"no_connect_connected": "warning",
|
||||
"no_connect_dangling": "warning",
|
||||
"pin_not_connected": "error",
|
||||
"pin_not_driven": "error",
|
||||
"pin_to_pin": "error",
|
||||
"power_pin_not_driven": "error",
|
||||
"similar_labels": "warning",
|
||||
"simulation_model_issue": "ignore",
|
||||
"unannotated": "error",
|
||||
"unit_value_mismatch": "error",
|
||||
"unresolved_variable": "error",
|
||||
"wire_dangling": "error"
|
||||
}
|
||||
},
|
||||
"libraries": {
|
||||
"pinned_footprint_libs": [],
|
||||
"pinned_symbol_libs": []
|
||||
},
|
||||
"meta": {
|
||||
"filename": "TinyFanControl.kicad_pro",
|
||||
"version": 1
|
||||
},
|
||||
"net_settings": {
|
||||
"classes": [
|
||||
{
|
||||
"bus_width": 12,
|
||||
"clearance": 0.2,
|
||||
"diff_pair_gap": 0.25,
|
||||
"diff_pair_via_gap": 0.25,
|
||||
"diff_pair_width": 0.2,
|
||||
"line_style": 0,
|
||||
"microvia_diameter": 0.3,
|
||||
"microvia_drill": 0.1,
|
||||
"name": "Default",
|
||||
"pcb_color": "rgba(0, 0, 0, 0.000)",
|
||||
"schematic_color": "rgba(0, 0, 0, 0.000)",
|
||||
"track_width": 0.2,
|
||||
"via_diameter": 0.7,
|
||||
"via_drill": 0.3,
|
||||
"wire_width": 6
|
||||
},
|
||||
{
|
||||
"bus_width": 12,
|
||||
"clearance": 0.3,
|
||||
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|
||||
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|
||||
"diff_pair_width": 0.2,
|
||||
"line_style": 0,
|
||||
"microvia_diameter": 0.3,
|
||||
"microvia_drill": 0.1,
|
||||
"name": "Power",
|
||||
"pcb_color": "rgba(0, 0, 0, 0.000)",
|
||||
"schematic_color": "rgba(0, 0, 0, 0.000)",
|
||||
"track_width": 0.5,
|
||||
"via_diameter": 0.8,
|
||||
"via_drill": 0.4,
|
||||
"wire_width": 6
|
||||
}
|
||||
],
|
||||
"meta": {
|
||||
"version": 3
|
||||
},
|
||||
"net_colors": null,
|
||||
"netclass_assignments": {
|
||||
"+12V": "Power",
|
||||
"+3.3V": "Power",
|
||||
"GND": "Power",
|
||||
"Net-(J1-Pin_1)": "Power",
|
||||
"Net-(M1-+)": "Power"
|
||||
},
|
||||
"netclass_patterns": []
|
||||
},
|
||||
"pcbnew": {
|
||||
"last_paths": {
|
||||
"gencad": "",
|
||||
"idf": "",
|
||||
"netlist": "",
|
||||
"specctra_dsn": "",
|
||||
"step": "",
|
||||
"vrml": ""
|
||||
},
|
||||
"page_layout_descr_file": ""
|
||||
},
|
||||
"schematic": {
|
||||
"annotate_start_num": 0,
|
||||
"drawing": {
|
||||
"dashed_lines_dash_length_ratio": 12.0,
|
||||
"dashed_lines_gap_length_ratio": 3.0,
|
||||
"default_line_thickness": 6.0,
|
||||
"default_text_size": 50.0,
|
||||
"field_names": [],
|
||||
"intersheets_ref_own_page": false,
|
||||
"intersheets_ref_prefix": "",
|
||||
"intersheets_ref_short": false,
|
||||
"intersheets_ref_show": false,
|
||||
"intersheets_ref_suffix": "",
|
||||
"junction_size_choice": 3,
|
||||
"label_size_ratio": 0.375,
|
||||
"pin_symbol_size": 25.0,
|
||||
"text_offset_ratio": 0.15
|
||||
},
|
||||
"legacy_lib_dir": "",
|
||||
"legacy_lib_list": [],
|
||||
"meta": {
|
||||
"version": 1
|
||||
},
|
||||
"net_format_name": "",
|
||||
"page_layout_descr_file": "",
|
||||
"plot_directory": "",
|
||||
"spice_current_sheet_as_root": false,
|
||||
"spice_external_command": "spice \"%I\"",
|
||||
"spice_model_current_sheet_as_root": true,
|
||||
"spice_save_all_currents": false,
|
||||
"spice_save_all_voltages": false,
|
||||
"subpart_first_id": 65,
|
||||
"subpart_id_separator": 0
|
||||
},
|
||||
"sheets": [
|
||||
[
|
||||
"329ae8e6-8978-4f37-bf9f-fdaf2d2e679d",
|
||||
""
|
||||
]
|
||||
],
|
||||
"text_variables": {}
|
||||
}
|
||||
4771
TinyFanControl.kicad_sch
Normal file
4771
TinyFanControl.kicad_sch
Normal file
File diff suppressed because it is too large
Load diff
35
scripts/calc_dc_voltages.py
Executable file
35
scripts/calc_dc_voltages.py
Executable file
|
|
@ -0,0 +1,35 @@
|
|||
#!/usr/bin/env python3
|
||||
|
||||
import numpy as np
|
||||
|
||||
vref = 0.8
|
||||
|
||||
def par(*rlist):
|
||||
s = 0
|
||||
for r in rlist:
|
||||
s += 1 / r
|
||||
return 1 / s
|
||||
|
||||
Rt = 18e3
|
||||
|
||||
Ra = 2.2e3
|
||||
Rb = 4.7e3
|
||||
Rc = 10e3
|
||||
Rd = 22e3
|
||||
|
||||
Rs = [Ra, Rb, Rc, Rd]
|
||||
|
||||
Rbs = []
|
||||
for i in range(1, 2**len(Rs)):
|
||||
rlist = []
|
||||
for k in range(len(Rs)):
|
||||
if i & (1 << k):
|
||||
rlist.append(Rs[k])
|
||||
Rbs.append(par(*rlist))
|
||||
|
||||
Rbs = np.array(Rbs)
|
||||
|
||||
vouts = vref * (Rbs + Rt) / Rbs
|
||||
|
||||
for vout in sorted(list(vouts)):
|
||||
print(f"{vout:6.2f} V")
|
||||
25
scripts/calc_dcdc_inductor.py
Executable file
25
scripts/calc_dcdc_inductor.py
Executable file
|
|
@ -0,0 +1,25 @@
|
|||
#!/usr/bin/env python3
|
||||
|
||||
import numpy as np
|
||||
|
||||
iout_max = 0.5 # A
|
||||
vout_min = 1.5 # V
|
||||
vout_max = 12.0 # V
|
||||
vin_min = 5.0 # V
|
||||
vin_max = 12.0 # V
|
||||
K = 0.4 # factor
|
||||
fsw = 1200e3 # Hz
|
||||
|
||||
vin_max = vin_min = 12
|
||||
vout_max = vout_min = 4
|
||||
|
||||
L_max = (vin_max - vout_min) / (fsw * K * iout_max) * vout_max / vin_max
|
||||
dI_L = vout_max / vin_max * (vin_max - vout_min) / (L_max * fsw)
|
||||
|
||||
I_L_peak = iout_max + dI_L / 2
|
||||
I_L_rms = np.sqrt(iout_max**2 + dI_L**2 / 12)
|
||||
|
||||
print(f"ΔI_l = {dI_L*1e3:7.3f} mA")
|
||||
print(f"L(max) = {L_max*1e6:7.3f} μH")
|
||||
print(f"I_L_peak = {I_L_peak*1e3:7.3f} mA")
|
||||
print(f"I_L_rms = {I_L_rms*1e3:7.3f} mA")
|
||||
Loading…
Reference in a new issue