9 open source boards using the TCA9534PWR
Real designs built with the TCA9534PWR, from public GitHub projects: a quick way to see how others power, decouple and connect it. Each board comes with its KiCad files, full parts list and a render — and you can simulate its firmware on HardLabs.
STM32EEZ BB3 CM4 R1B0
intergalaktik
249.5 × 95 mm240 parts4LCustom license35
ESP32PocketLab Card V1
Jebroa774
85.6 × 54 mm250 parts4LNo license2
I2C-LCD-driver board hardware design
SolderedElectronics
54 × 22 mm32 parts2LTAPR-OHL-1.01
ESP32Waypoint
M-Mrk
140 × 80 mm129 parts4LNo license0
ESP32PocketLab Card V1
85.6 × 54 mm246 parts4LNo license2
Front panel reva
itorralbo
184 × 62.3 mm42 parts2LMIT0
ESP32PocketLab Card V1
85.6 × 54 mm243 parts4LNo license2
EEZ DIB B3C
eez-open
110 × 90 mm30 parts2LTAPR-OHL-1.0391
EEZ DIB BP3C r3B3
110 × 90 mm60 parts4LCustom license35
The TCA9534PWR in open source designs
The gallery holds 9 open source boards using the TCA9534PWR from 6 GitHub repositories; a typical one measures about 110 × 62.3 mm and carries around 129 components.
67% use four copper layers or more, and 33% carry an open source license.
The most starred is EEZ DIB B3C by eez-open.
Parts used alongside the TCA9534PWR
What boards using the TCA9534PWR are built for
TCA9534PWR: common questions
Where can I find a TCA9534PWR reference design?
Each of the 9 boards on this page is a real design using the TCA9534PWR. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.
Which microcontrollers do boards using the TCA9534PWR use?
Most are built on ESP32 (4) and STM32 (1).
How big is a typical board using the TCA9534PWR?
The median is 110 × 62.3 mm, and 33% are two-layer designs.
What is the most popular open source board using the TCA9534PWR?
By GitHub stars, EEZ DIB B3C by eez-open, with 391 stars.
Can I simulate one of these boards using the TCA9534PWR before building it?
Yes. HardLabs turns a board's netlist and BOM into a working simulation, so you can boot and test firmware against it with no hardware on your desk.