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2 layers94 × 61.8 mmTow car, the printed circuit board in 3D
Size
94 × 61.8 mm
Copper layers
2
Thickness
1.6 mm
Parts
41
Nets
46
Pads
144
Tracks, vias
273, 27
Pours
1
Routed
Yes
KiCad
KiCad 5 (file 20171130)
Created
28 Dec 2020
Updated
10 Jan 2021

Overview

Tow car is an open-source printed circuit board by hzcodec, from the hzcodec/tow_car_pcb repository on GitHub. It is a 2-layer board of 94 × 61.8 mm with 41 parts on 46 nets, routed with 273 tracks and 27 vias.

It is built around the DRV8871DDA. Its parts include 17 connectors, 5 capacitors, 4 resistors, 3 ICs and 3 diodes.

Main components

1

README

README.md

tow_car_pcb

Parts

41
QtyValueFootprintReferences
5, , , ,
4Conn_01x02_MaleConnector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_VerticalJ3, J5, J6, J13
4Conn_01x04_MaleConnector_Molex:Molex_Micro-Fit_3.0_43045-0412_2x02_P3.00mm_VerticalJ1, J10, J16, J17
4MountingHoleMountingHole:MountingHole_3.2mm_M3H1, H2, H3, H4
30.1 uFCapacitor_SMD:C_1206_3216MetricC1, C2, C4
368Diode_SMD:D_1206_3216MetricR1, R2, R3
3LEDLED_SMD:LED_1206_3216MetricD1, D2, D3
2Conn_01x01_MaleConnector_PinHeader_2.54mm:PinHeader_1x01_P2.54mm_VerticalJ11, J14
110 uFCapacitor_SMD:C_1206_3216MetricC3
122 uFCapacitor_SMD:CP_Elec_6.3x3.9C5
130KResistor_SMD:R_1206_3216MetricR4
1Conn_01x01Connector_PinHeader_2.54mm:PinHeader_1x01_P2.54mm_VerticalJ12
1Conn_01x02Connector_JST:JST_PH_B2B-PH-K_1x02_P2.00mm_VerticalJ7
1Conn_01x02_MaleConnector_PinHeader_2.54mm:PinHeader_2x01_P2.54mm_VerticalJ4
1Conn_01x03Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_VerticalJ15
1Conn_01x03_MaleConnector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_VerticalJ8
1Conn_01x04_MaleConnector_USB:USB_A_Molex_105057_VerticalJ2
1Conn_01x08_MaleConnector_Molex:Molex_Micro-Fit_3.0_43045-0800_2x04_P3.00mm_HorizontalJ9
1DRV8871DDAPackage_SO:Texas_HTSOP-8-1EP_3.9x4.9mm_P1.27mm_EP2.95x4.9mm_Mask2.4x3.1mm_ThermalViasU2
1LD1117S12TR_SOT223Package_TO_SOT_SMD:SOT-223U4
1LOLIN_D32tow_car:DIP32_W22.86U1

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Questions

How big is the Tow car PCB?

It measures 94 × 61.8 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Tow car use?

41 parts, built around the DRV8871DDA. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.

Where can I download the Tow car KiCad files?

From the hzcodec/tow_car_pcb repository on GitHub, at the commit this page was made from: the board is tow_car.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.

Can I use the Tow car design in my own project?

Its repository states no licence, so its author keeps all rights: ask hzcodec before reusing the design.