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2 layers210.8 × 55.9 mmHVShutoffBox, the printed circuit board in 3D

Design and code for interlocks for high voltage system

Size
210.8 × 55.9 mm
Copper layers
2
Thickness
1.6 mm
Parts
32
Nets
57
Pads
161
Tracks, vias
329, 297
Pours
3
Routed
Yes
KiCad
KiCad 5 (file 20171130)
Created
6 Oct 2020
Updated
24 Aug 2023

Overview

HVShutoffBox is an open-source printed circuit board by krbjila, from the krbjila/HV_Interlock repository on GitHub. It is a 2-layer board of 210.8 × 55.9 mm with 32 parts on 57 nets, routed with 329 tracks and 297 vias.

It is built around the 74HCT541D. Its parts include 11 resistors, 8 connectors, 7 capacitors, 4 ICs and 1 switch. It belongs with the NXP (LPC, Kinetis, i.MX RT) boards of this library.

Main components

1

README

README.md

HV_Interlock

Design and code for interlocks for high voltage system

Parts

32
QtyValueFootprintReferences
70.1uCapacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolderC1, C2, C3, C4, C5, C7, C8
73.3kResistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolderR1, R6, R7, R8, R9, R10, R11
7Conn_Coaxial_x2Connector_Coaxial:BNC_Amphenol_031-6575_HorizontalJ1, J2, J3, J4, J5, J6, J7
1187kResistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolderR2
138.3kResistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolderR3
145.3kResistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolderR4
174HCT541Package_SO:TSSOP-20_4.4x6.5mm_P0.65mmU4
1Conn_01x03Connector_Molex:Molex_CLIK-Mate_502382-0370_1x03-1MP_P1.25mm_VerticalJ8
1LF356Package_DIP:DIP-8_W7.62mm_LongPadsU1
1LM4040DBZ-2.0Package_TO_SOT_SMD:SOT-23U3
1LOGOHVShutoffBox:JILA_silkG***
1RResistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolderR5
1SW_DPDT_x2HVShutoffBox:DIP-6_190SW1
1Teensy-LCTeensy:Teensy30_31_32_LCU2

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Questions

How big is the HVShutoffBox PCB?

It measures 210.8 × 55.9 mm and has 2 copper layers, 1.6 mm thick.

What parts does the HVShutoffBox use?

32 parts, built around the 74HCT541D. 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 HVShutoffBox KiCad files?

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

Can I use the HVShutoffBox design in my own project?

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