BPSD-2025
About the BPSD-2025 PCB
BPSD-2025 is an open source PCB design by LSUTigerRacing, published on GitHub. It is a 2-layer board measuring 68.5 × 43 mm, with 50 components from 35 distinct parts.
Other key parts include the LM1117-5.0, 4N35, LM331, LM2904 and LM393. By type, the board carries 17 capacitors, 16 resistors, 12 ICs, 2 diodes and 1 transistor.
From the project
This repository contains all of the KiCad Schematics for the 2026 TigerRacing Formula SAE's Electronics Subsystem.
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Main components on the BPSD-2025
BPSD-2025 bill of materials (BOM)
50 components, 35 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | LM1117-5.0 LM397 | SOT-23-5 | U4 |
| 2 | 4N35 LM397 | SOT-23-5 | U5, U6 |
| 1 | LM331 SN74AHC1G08DBVR | SOT-23-5 | U7 |
| 1 | LM331 SN74AHC1G00DBVR | SOT-23-5 | U8 |
| 1 | LM2904 LM397 | SOT-23-5 | U9 |
| 1 | LM393 LM397 | SOT-23-5 | U10 |
| 1 | 4N35 SN74AHC1G08DBVR | SOT-23-5 | U11 |
| 1 | LM397 | SOT-23-5 | U12 |
| 2 | SN74AHC1G32DBVR | SOT-23-5 | U17, U18 |
| 1 | SFH617A-1 | DIP-4_W7.62mm | U102 |
| 1 | 2N7002 Q_PMOS_GSD DMP2215L | SOT-23 | Q1 |
| 2 | SAMMY-2PIN | SAMMY-2PIN | 5V PWR, 12V PWR |
| 1 | SD05.TCT | D_SOD-323 | D1 |
| 1 | SD12C.TCT | D_SOD-323 | D2 |
| 1 | 100N 100u | CP_Radial_D6.3mm_P2.50mm | C1 |
| 1 | 100N 10u | C_1206_3216Metric | C2 |
| 1 | 100u | CP_Radial_D6.3mm_P2.50mm | C3 |
| 1 | 220U 10u | C_1206_3216Metric | C4 |
| 1 | 100uF | C_1206_3216Metric | C10 |
| 1 | 100N 100uF | C_1206_3216Metric | C11 |
Show 15 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 9 | 100N 0.1uF | C_1206_3216Metric | C15, C16, C17, C18, C19, C20, C21, C22 +1 |
| 2 | 0.1uF | C_1206_3216Metric | C24, C25 |
| 1 | 200 1k | R_0805_2012Metric | R5 |
| 1 | 20K 10k | R_0805_2012Metric | R6 |
| 1 | 6K8 10k | R_0805_2012Metric | R7 |
| 2 | 1K5 100k | R_1210_3225Metric | R11, R12 |
| 2 | 12K 100k | R_1210_3225Metric | R13, R17 |
| 2 | 100k | R_1210_3225Metric | R14, R16 |
| 1 | 560 100k | R_1210_3225Metric | R15 |
| 1 | 560 4k87 | R_1210_3225Metric | R18 |
| 1 | 100K 1k | R_1210_3225Metric | R20 |
| 1 | 10K 100k | R_1210_3225Metric | R21 |
| 1 | 100K 12k | R_1210_3225Metric | R22 |
| 1 | 6K8 1k | R_1210_3225Metric | R23 |
| 1 | 6K8 100k | R_1210_3225Metric | R24 |
BPSD-2025 design files
The KiCad project lives in the LSUTigerRacing/Electronics repository on GitHub; these links point at the commit this page was built from.
BPSD-2025: common questions
How big is the BPSD-2025 PCB?
The BPSD-2025 measures 68.5 × 43 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the BPSD-2025?
50 components, from 35 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the BPSD-2025 design files?
From the LSUTigerRacing/Electronics repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the BPSD-2025 design in my own project?
The repository has no license, so all rights stay with LSUTigerRacing. Use it as a reference, and ask the author before reusing the design.
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