

HW lab power
Bench power supply PCB
- Size
- 85 × 85 mm
- Copper layers
- 2
- Thickness
- 1 mm
- Parts
- 18
- Nets
- 10
- Pads
- 38
- Tracks, vias
- 39, 0
- Pours
- 2
- Routed
- Yes
- KiCad
- KiCad 5 (file 20171130)
- Created
- 17 Jan 2020
- Updated
- 10 Feb 2020
Overview
HW lab power is an open-source printed circuit board by cl-hardware-lab, from the cl-hardware-lab/bench-supply repository on GitHub, published under the MIT licence. It is a 2-layer board of 85 × 85 mm with 18 parts on 10 nets, routed with 39 tracks and 0 vias.
Its parts include 7 connectors, 3 resistors, 3 diodes and 1 switch.
README
README.mdbench-supply
Bench power supply PCB

Parts
18| Qty | Value | Footprint | References |
|---|---|---|---|
| 3 | LED_Small | LED_SMD:LED_0805_2012Metric | D1, D2, D3 |
| 2 | MountingHole | MountingHole:MountingHole_3.2mm_M3 | H3, H4 |
| 2 | MountingHole | MountingHole:MountingHole_3.7mm | H1, H2 |
| 1 | +12V | HW-lab-power:552-0100 | J1 |
| 1 | +3V3 | HW-lab-power:552-0100 | J3 |
| 1 | +5V | HW-lab-power:552-0100 | J2 |
| 1 | 1k5 | Resistor_SMD:R_0603_1608Metric | R2 |
| 1 | 5k6 | Resistor_SMD:R_0603_1608Metric | R1 |
| 1 | 680r | Resistor_SMD:R_0603_1608Metric | R3 |
| 1 | GND | HW-lab-power:552-0100 | J4 |
| 1 | PWR | Connector_Wire:SolderWirePad_1x04_P7.62mm_Drill2.5mm | J5 |
| 1 | SW | Connector_Wire:SolderWirePad_1x01_Drill1.5mm | J6 |
| 1 | SW_SPST | HW-lab-power:DIP-6_226_ELL | SW1 |
| 1 | USB_A | Connector_USB:USB_A_Molex_105057_Vertical | J7 |
Questions
How big is the HW lab power PCB?
It measures 85 × 85 mm and has 2 copper layers, 1 mm thick.
What parts does the HW lab power use?
18 parts. 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 HW lab power KiCad files?
From the cl-hardware-lab/bench-supply repository on GitHub, at the commit this page was made from: the board is HW-lab-power.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the HW lab power design in my own project?
Its repository publishes it under the MIT licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).
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