USB HAT
marchmare·snaphat-pcb·usb_hat/usb_hat.kicad_pcb
About the USB HAT
USB HAT is an open source PCB design by marchmare, published on GitHub under the Apache-2.0 license. It is a 2-layer board measuring 30 × 65 mm, with 11 components from 4 distinct parts.
By type, the board carries 6 connectors and 1 resistor.
It belongs with the dev boards & breakouts designs in this gallery.
From the project
RaspberryPi Zero 2 W addon serving as a handheld photo camera setup
This directory contains design files and documentation for SnapHAT USB HAT.

USB HAT bill of materials (BOM)
11 components, 4 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | FFC3B11-04-T Conn_01x04_FFC3B11-04-T GCT | GCT_FFC3B11-04-T | J1 |
| 5 | P70-6000045R Harwin | HARWIN_P70-6000045R | J2, J3, J4, J5, J6 |
| 4 | 9774020951R Würth Elektronik | Mounting_Wuerth_WA-SMST-2.7mm_H2mm_9774020951 | H2, H3, H4, H5 |
| 1 | RC0402JR-070RL 0R YAGEO | R_0402_1005Metric | R1 |
USB HAT design files
The KiCad project lives in the marchmare/snaphat-pcb repository on GitHub; these links point at the commit this page was built from.
USB HAT: common questions
How big is the USB HAT?
The USB HAT measures 30 × 65 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the USB HAT?
11 components, from 4 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 USB HAT design files?
From the marchmare/snaphat-pcb 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 USB HAT design in my own project?
Yes, under the terms of its Apache-2.0 license, which marchmare chose for the repository.
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