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Strain ADC

Apex-Ottawa-Team·hardware·Strain ADC/Strain_ADC.kicad_pcb

Strain ADC PCB layout, top view — open source board by Apex-Ottawa-Team

About the Strain ADC PCB

Strain ADC is an open source PCB design by Apex-Ottawa-Team, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 40.5 × 23.3 mm, with 86 components from 19 distinct parts.

Other key parts include the MCP3421A0T-E/CH, TCA9548APWR and ADC081C021CIMKX/NOPB. By type, the board carries 46 resistors, 20 capacitors, 11 connectors, 7 ICs and 1 inductor.

It belongs with the sensors designs in this gallery.

From the project

All the PCBs and CAD files for our Apex weather balloon module

This repository contains the hardware design files for Ottawa Skybound's weather ballon for Apex. The repository contains of multiple PCB modules designed in KiCad. The system includes a motherboard, wireless communication module, and various sensor interfaces.

LoRa Module: Wireless communication module using LoRa technology. Designed by Adam Turaj

Motherboard: Main control board for the Apex system. Designed by Adam Turaj

Strain ADC, from the project README
From the project README

Main components on the Strain ADC

MCP3421A0T-E/CHTCA9548APWRADC081C021CIMKX/NOPB

Strain ADC bill of materials (BOM)

86 components, 19 distinct parts.

QtyPartRefs
5
MCP3421A0T-E/CH
MCP3421A0T-ECH
U1, U2, U3, U4, U5
1
TCA9548APWR
U6
1
ADC081C021CIMKX/NOPB
ADC081C021CIMM
U7
10
~
J1, J2, J3, J4, J5, J6, J7, J8 +2
1
B5B-XH-A
Conn_01x05
J11
1
MF52A2103J3470
10k
TH1
1
BLM21PG221SN1
200R@100MHz
FB1
10
GRM155R71C103KA01D
10nF
C1, C2, C3, C4, C5, C6, C7, C8 +2
7
CL05B104KP5NNNC
0.1uF
C11, C12, C13, C14, C15, C16, C17
2
CL05A106MQ5NUNC
10uF
C18, C20
1
GRM155R70J105KA12D
1uF
C19
8
ERA-2AEB3480X
350R
R1, R2, R4, R5, R6, R7, R9, R10
2
ERA-2AEB3480X
348R
R3, R8
10
CRCW0402100RFKEDC
100R
R11, R12, R13, R14, R15, R16, R17, R18 +2
12
RC0402FR-074K7L
4k7
R21, R22, R23, R24, R25, R26, R27, R28 +4
2
RC0402FR-072K2L
2k2
R33, R34
1
ERJ-2RKF5102X
51k
R35
1
RC0402JR-0710KL
10k
R36
10
RT0603BRE072RL
2R
R37, R38, R39, R40, R41, R42, R43, R44 +2

Strain ADC design files

The KiCad project lives in the Apex-Ottawa-Team/hardware repository on GitHub; these links point at the commit this page was built from.

Strain ADC: common questions

How big is the Strain ADC PCB?

The Strain ADC measures 40.5 × 23.3 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Strain ADC?

86 components, from 19 distinct parts. The full bill of materials is listed on this page.

Where can I download the Strain ADC design files?

From the Apex-Ottawa-Team/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 Strain ADC design in my own project?

Yes, under the terms of its GPL-3.0 license, which Apex-Ottawa-Team chose for the repository.

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