Cal dev tears
About the Cal dev tears PCB
Cal dev tears is an open source PCB design by fablabbcn, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 35.3 × 33 mm, with 38 components from 12 distinct parts.
Other key parts include the MCP6V34, 579-MCP4651-103/ST and 595-REF1930AIDDCT. By type, the board carries 20 resistors, 13 capacitors and 5 ICs.
From the project
Smart Citizen Kit Gases Pro Board
Smart Citizen Kit 2.0 PM Board Hardware =======================================
This folder contains the KiCad design files for the Smart Citizen Kit 2.0 PM Board
SCK2.0GASESPROBOARDrev3 The SCK Gases Pro Alphasense Driver Board SCK2.0GASESPROBOARDTESTUTILrev2 The SCK Gases Pro Calibration and Test Util
All the software is released under GNU GPL v3.0 and the hardware design files under CERN OHL v1.2
Main components on the Cal dev tears
Cal dev tears bill of materials (BOM)
38 components, 12 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | MCP6V34 | TSSOP-14_4.4x5mm_Pitch0.65mm | U1, U3 |
| 2 | 579-MCP4651-103/ST MCP465X | TSSOP-14_4.4x5mm_Pitch0.65mm | U2, U4 |
| 1 | 595-REF1930AIDDCT REF-1930 | SOT-23-5 | U5 |
| 8 | 100n | C_0603_HandSoldering | C1, C3, C6, C7, C10, C11, C12, C13 |
| 2 | 10n | C_0603_HandSoldering | C2, C8 |
| 1 | 1u | C_0603_HandSoldering | C4 |
| 2 | 22p | C_0603_HandSoldering | C5, C9 |
| 2 | 1M | R_0805_HandSoldering | R2, R12 |
| 12 | 100k | R_0603_HandSoldering | R4, R6, R8, R9, R10, R14, R16, R18 +4 |
| 2 | 100 | R_0603_HandSoldering | R5, R15 |
| 2 | 1k | R_0603_HandSoldering | R7, R17 |
| 2 | 4.3M | R_0603_HandSoldering | R22, R26 |
Cal dev tears design files
The KiCad project lives in the fablabbcn/smartcitizen-kit-gases-pro-board repository on GitHub; these links point at the commit this page was built from.
Cal dev tears: common questions
How big is the Cal dev tears PCB?
The Cal dev tears measures 35.3 × 33 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Cal dev tears?
38 components, from 12 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 Cal dev tears design files?
From the fablabbcn/smartcitizen-kit-gases-pro-board repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.
Can I use the Cal dev tears design in my own project?
Yes, under the terms of its GPL-3.0 license, which fablabbcn chose for the repository.
