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2 layers155 × 86.5 mm24BitHexDecoder, the printed circuit board in 3D
Size
155 × 86.5 mm
Copper layers
2
Thickness
0.57 mm
Parts
355
Nets
182
Pads
787
Tracks, vias
1,570, 98
Routed
Yes
KiCad
KiCad 6 (file 20211014)
Created
8 Aug 2022
Updated
9 Aug 2022

Overview

24BitHexDecoder is an open-source printed circuit board by mengstr, from the mengstr/24BitHexDecoder repository on GitHub. It is a 2-layer board of 155 × 86.5 mm with 355 parts on 182 nets, routed with 1,570 tracks and 98 vias.

It is built around the BC547 and BC557. Its parts include 175 diodes, 111 resistors, 50 transistors, 10 capacitors and 5 connectors.

Main components

2

Parts

355
QtyValueFootprintReferences
175SMALL_DIODEDO35-7mengstr:D_DO-35_P7.62_SmallPadsD1, D10, D11, D100, D101, D102, D103, D104, D105, D106, D107, D108, D109, D110, D111, D112 +159
111Rmengstr:R_L3.6mm_D1.6mm_P7.62mm_NoTopR1, R10, R11, R12, R100, R101, R102, R103, R104, R105, R106, R107, R108, R109, R110, R111 +95
37BC547mengstr:TO-92_NPN_SpacedQ1, Q2, Q13, Q14, Q15, Q16, Q17, Q18, Q19, Q20, Q21, Q22, Q23, Q24, Q25, Q26 +21
13BC557mengstr:TO-92_PNP_SpacedQ7, Q8, Q9, Q10, Q11, Q12, Q28, Q31, Q34, Q37, Q40, Q43, Q49
7CCapacitor_THT:C_Disc_D9.0mm_W2.5mm_P5.00mmC1, C2, C3, C4, C5, C6, C7
4MountingHoleMountingHole:MountingHole_3.2mm_M3H1001, H1002, H1003, H1004
3CCapacitor_THT:CP_Radial_D5.0mm_P2.50mmC8, C9, C10
1Conn_01x02Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_VerticalJ1004
1Conn_01x06_MaleConnector_PinHeader_2.54mm:PinHeader_1x06_P2.54mm_VerticalJ1002
1Conn_01x07_MaleConnector_PinHeader_2.54mm:PinHeader_1x07_P2.54mm_VerticalJ1005
1Conn_01x24_MaleConnector_PinHeader_2.54mm:PinHeader_1x24_P2.54mm_VerticalJ1001
1Screw_Terminal_01x02TerminalBlock_TE-Connectivity:TerminalBlock_TE_282834-2_1x02_P2.54mm_HorizontalJ1003

Questions

How big is the 24BitHexDecoder PCB?

It measures 155 × 86.5 mm and has 2 copper layers, 0.57 mm thick.

What parts does the 24BitHexDecoder use?

355 parts, built around the BC547 and BC557. 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 24BitHexDecoder KiCad files?

From the mengstr/24BitHexDecoder repository on GitHub, at the commit this page was made from: the board is kicad/24BitHexDecoder.kicad_pcb and its schematic kicad/24BitHexDecoder.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the 24BitHexDecoder design in my own project?

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

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