Backplane PSU
About the Backplane PSU PCB
Backplane PSU is an open source PCB design by SesameEngineering, published on GitHub. It is a 4-layer board measuring 150 × 160 mm, with 40 components from 8 distinct parts.
By type, the board carries 23 resistors, 12 capacitors and 5 connectors.
From the project
Current Sesame Projects
Design files and production files for the Backplane PSU (PCB on which you plug the PSUs)
Backplane PSU bill of materials (BOM)
40 components, 8 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 3 | 51742-10802400AALF Receptacle_8P_24S_Vertical Amphenol FCI | PWR_Conn_8P+24S_51742-10802400AALF | J1, J2, J4 |
| 1 | 2141140001 Conn_8HP_30S_2141140001 Molex | Conn_8HP_30S_2141140001 | J3 |
| 1 | 67996-410-060024LF I2C Header Amphenol FCI | Pin_Header_Straight_2x05_Pitch2.54mm | J5 |
| 3 | 08056C225KAT2A 2.2u 6.3V AVX | C_0805 | C1, C2, C5 |
| 3 | C2012X5R1E685K125AC 6.8u 25V TDK | C_0805 | C3, C4, C10 |
| 6 | C0805X225K3RACAUTO 2.2u 25V KEMET | C_0805 | C6, C7, C8, C9, C11, C12 |
| 20 | CRCW08054K70JNEA 4.7k Vishay / Dale | R_0805 | R1, R2, R3, R4, R5, R6, R7, R8 +12 |
| 3 | CR0805AJ/-000EAS 0 Bourns | R_0805 | R13, R14, R23 |
Backplane PSU design files
The KiCad project lives in the SesameEngineering/Projects repository on GitHub; these links point at the commit this page was built from.
Backplane PSU: common questions
How big is the Backplane PSU PCB?
The Backplane PSU measures 150 × 160 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the Backplane PSU?
40 components, from 8 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 Backplane PSU design files?
From the SesameEngineering/Projects repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.
Can I use the Backplane PSU design in my own project?
The repository has no license, so all rights stay with SesameEngineering. Use it as a reference, and ask the author before reusing the design.
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