PowerSW
About the PowerSW PCB
PowerSW is an open source PCB design by Heorenmaru, published on GitHub under the CC-BY-SA-4.0 license. It is a 2-layer board measuring 26.7 × 11.7 mm, with 20 components from 13 distinct parts.
Other key parts include the MCP73831-2-OT and L78L33_SOT89. By type, the board carries 7 resistors, 4 capacitors, 2 ICs, 2 transistors, 2 switches and 2 diodes.
Main components on the PowerSW
PowerSW bill of materials (BOM)
20 components, 13 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | MCP73831-2-OT | SOT-23-5 | U1 |
| 1 | L78L33_SOT89 | SOT-89-3 | U2 |
| 1 | AO3401A | SOT-23 | Q1 |
| 1 | AO3400A | SOT-23 | Q2 |
| 2 | SW_Push | SW_SPST_B3U-1000P | SW1, SW2 |
| 2 | LED | LED_0603_1608Metric_Pad1.05x0.95mm_HandSolder | D1, D2 |
| 1 | blm21pg221 | L_1806_4516Metric_Pad1.45x1.90mm_HandSolder | FB1 |
| 3 | 1u | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C1, C3, C4 |
| 1 | 47u | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C2 |
| 1 | R | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R1 |
| 3 | 10k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R2, R3, R5 |
| 2 | 100k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R4, R7 |
| 1 | 1k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R6 |
PowerSW design files
The KiCad project lives in the Heorenmaru/Hardware repository on GitHub; these links point at the commit this page was built from.
PowerSW: common questions
How big is the PowerSW PCB?
The PowerSW measures 26.7 × 11.7 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the PowerSW?
20 components, from 13 distinct parts. The full bill of materials is listed on this page.
Where can I download the PowerSW design files?
From the Heorenmaru/Hardware repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the PowerSW design in my own project?
Yes, under the terms of its CC-BY-SA-4.0 license, which Heorenmaru chose for the repository.
