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4 layers127 × 87.6 mmDev IO Board, the printed circuit board in 3D

Education&Development I/O expansion board for my STM32 development boards.

Size
127 × 87.6 mm
Copper layers
4
Thickness
1.6 mm
Parts
72
Nets
86
Pads
262
Tracks, vias
394, 41
Pours
4
Routed
Yes
KiCad
KiCad 7 (file 20221018)
Created
22 Dec 2023
Updated
25 Dec 2023

Overview

Dev IO Board is an open-source printed circuit board by jonghee-son, from the jonghee-son/Development_IO_Board repository on GitHub, published under the Apache-2.0 licence. It is a 4-layer board of 127 × 87.6 mm with 72 parts on 86 nets, routed with 394 tracks and 41 vias.

It is built around the 74LS49PC, 1TS005F-2500-5001 and TDSR1360, with the PS1240P02BT and RK09D117000C among its other parts. Its parts include 29 resistors, 9 capacitors, 9 transistors, 8 diodes and 8 switches.

Main components

5

Parts

72
QtyValueFootprintReferences
10330Resistor_SMD:R_0603_1608Metric_Pad0.98x0.95mm_HandSolderR1, R2, R3, R4, R5, R6, R7, R8, R28, R29
90.1uFCapacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolderC1, C2, C3, C4, C5, C6, C7, C8, C9
810kResistor_SMD:R_0603_1608Metric_Pad0.98x0.95mm_HandSolderR9, R10, R11, R12, R13, R14, R15, R16
81TS005F-2500-5001SamacSys_Parts:1TS005F25005001S1, S2, S3, S4, S5, S6, S7, S8
833Resistor_SMD:R_0603_1608Metric_Pad0.98x0.95mm_HandSolderR18, R19, R20, R21, R22, R23, R24, R25
8GREENLED_SMD:LED_0603_1608Metric_Pad1.05x0.95mm_HandSolderD1, D3, D4, D5, D6, D7, D8, D9
8~Package_TO_SOT_SMD:SOT-23Q2, Q3, Q4, Q5, Q6, Q7, Q8, Q9
31kResistor_SMD:R_0603_1608Metric_Pad0.98x0.95mm_HandSolderR17, R26, R27
274LS49Package_DIP:DIP-14_W7.62mm_SocketU2, U3
2Conn_01x20_PinConnector_PinSocket_2.54mm:PinSocket_1x20_P2.54mm_VerticalJ1, J2
2TDSR1360SamacSys_Parts:DIPS1524W55P254L1225H710Q10NDS1, DS2
1H3LIS331DLTRdigikey-footprints:TFLGA-16_3x3mmU1
1KRC110SPackage_TO_SOT_SMD:SOT-23Q1
1PS1240P02BTBuzzer_Beeper:Buzzer_TDK_PS1240P02BT_D12.2mm_H6.5mmBZ1
1RK09D117000CSamacSys_Parts:RK09D117000CVR1

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Questions

How big is the Dev IO Board PCB?

It measures 127 × 87.6 mm and has 4 copper layers, 1.6 mm thick.

What parts does the Dev IO Board use?

72 parts, built around the 74LS49PC, 1TS005F-2500-5001, TDSR1360 and PS1240P02BT. 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 Dev IO Board KiCad files?

From the jonghee-son/Development_IO_Board repository on GitHub, at the commit this page was made from: the board is Dev_IO_Board.kicad_pcb and its schematic 7seg.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the Dev IO Board design in my own project?

Its repository publishes it under the Apache-2.0 licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).