Rpi uHAT
About the Rpi uHAT PCB
Rpi uHAT is an open source PCB design by atuleu, published on GitHub under the CERN-OHL-S-2.0 license. It is a 2-layer board measuring 65 × 30 mm, with 28 components from 19 distinct parts.
Other key parts include the CAT24C256, AP2112K-3.3, EMC2101-ACZL-TR and TCA9406DC. By type, the board carries 10 capacitors, 8 resistors, 4 ICs, 4 connectors and 2 transistors.
From the project
Yet another Open Source Hardware Apiary project for monitoring bees.
Main components on the Rpi uHAT
Rpi uHAT bill of materials (BOM)
28 components, 19 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | CAT24C256 | SOIC-8_3.9x4.9mm_P1.27mm | U1 |
| 1 | AP2112K-3.3 | SOT-23-5 | U2 |
| 1 | EMC2101-ACZL-TR EMC2101-ACZL | MSOP-8_3x3mm_P0.65mm | U3 |
| 1 | TCA9406DC | TSSOP-8_3x3mm_P0.65mm | U4 |
| 1 | MMBT3904 | SOT-23 | Q1 |
| 1 | DMG2305UX | SOT-23 | Q2 |
| 1 | HLE-120-02-F-DV-BE GPIO | PinSocket_2x20_P2.54mm_Vertical | J1 |
| 1 | S4B-PH-SM4-TB JST PH | JST_PH_B5B-PH-SM4-TB_1x05-1MP_P2.00mm_Vertical | J2 |
| 1 | SM04B-SRSS-TB JST SH | JST_SH_BM04B-SRSS-TB_1x04-1MP_P1.00mm_Vertical | J3 |
| 1 | 47053-1000 PC FAN HEADER Molex | FanPinHeader_1x04_P2.54mm_Vertical | J6 |
| 5 | CL10B104KB8NNWC 100n | C_0603_1608Metric | C1, C4, C5, C6, C7 |
| 2 | CL21B105KAFNNNE 1u | C_0805_2012Metric | C2, C3 |
| 1 | CL10B104KB8NNWC 33n | C_0603_1608Metric | C8 |
| 1 | CL10B104KB8NNWC 4u7 | C_0805_2012Metric | C9 |
| 1 | CL10B104KB8NNWC 100u | C_1206_3216Metric | C10 |
| 2 | RC0603FR-073K9L 3.9k | R_0603_1608Metric | R1, R2 |
| 4 | RC0603FR-0710KL 10k | R_0603_1608Metric | R3, R4, R5, R6 |
| 1 | RC0603FR-0710KL 100k | R_0603_1608Metric | R7 |
| 1 | RC0603FR-0710KL 500m | R_0603_1608Metric | R8 |
Rpi uHAT design files
The KiCad project lives in the atuleu/aristeus repository on GitHub; these links point at the commit this page was built from.
Rpi uHAT: common questions
How big is the Rpi uHAT PCB?
The Rpi uHAT measures 65 × 30 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Rpi uHAT?
28 components, from 19 distinct parts. The full bill of materials is listed on this page.
Where can I download the Rpi uHAT design files?
From the atuleu/aristeus repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Rpi uHAT design in my own project?
Yes, under the terms of its CERN-OHL-S-2.0 license, which atuleu chose for the repository.
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