16 open source boards using the BAT54C(SOT23-3)
Real designs built with the BAT54C(SOT23-3), 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.
ESP32ESP32-EVB
OLIMEX
75.2 × 74.7 mm157 parts2LApache-2.0285
ESP32ESP32-EVB
75.2 × 74.7 mm157 parts2LApache-2.0285
ESP32ESP32-EVB
75.2 × 74.7 mm157 parts2LApache-2.0285
ESP32ESP32-EVB
75.2 × 74.7 mm157 parts2LApache-2.0285
ESP32ESP32-GATEWAY Rev C
50.8 × 62.2 mm83 parts2LApache-2.0320
ESP32ESP32-EVB
75.2 × 74.7 mm156 parts2LApache-2.0285
ESP32ESP32-GATEWAY Rev B
50.8 × 62.2 mm82 parts2LApache-2.0320
ESP32ESP32-EVB
75.2 × 74.7 mm147 parts2LApache-2.0285
ESP32ESP32-GATEWAY Rev A
50.8 × 62.2 mm81 parts2LApache-2.0320
ESP32ESP32-EVB
75.2 × 74.7 mm146 parts2LApache-2.0285
ESP32ESP32-GATEWAY Rev D
50.8 × 62.2 mm81 parts2LApache-2.0320
ESP32ESP-EVB
75.2 × 74.7 mm145 parts2LApache-2.0285
ESP32ESP32-GATEWAY Rev E
50.8 × 62.2 mm81 parts2LApache-2.0320
ESP32ESP32-EVB
75.2 × 74.7 mm145 parts2LApache-2.0285
ESP32ESP-EVB
75.2 × 74.7 mm143 parts2LApache-2.0285
ESP32ESP-EVB
75.2 × 74.7 mm143 parts2LApache-2.0285
The BAT54C(SOT23-3) in open source designs
The gallery holds 16 open source boards using the BAT54C(SOT23-3) from 2 GitHub repositories; a typical one measures about 75.2 × 74.7 mm and carries around 145 components.
100% are two-layer designs, the rest use four layers or more, and 100% carry an open source license.
The most starred is ESP32-GATEWAY Rev C by OLIMEX.
Parts used alongside the BAT54C(SOT23-3)
Microcontrollers on boards using the BAT54C(SOT23-3)
What boards using the BAT54C(SOT23-3) are built for
BAT54C(SOT23-3): common questions
Where can I find a BAT54C(SOT23-3) reference design?
Each of the 16 boards on this page is a real design using the BAT54C(SOT23-3). Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.
What parts are used alongside the BAT54C(SOT23-3)?
The BD5230G-TR(SSOP5/SOT-23-5), CH340T(SSOP20W), ESP-WROOM-32, LAN8710A-EZC(QFN32) and NCP303LSN27T1G(SOT-23-5) appear in the most repositories here.
Which microcontrollers do boards using the BAT54C(SOT23-3) use?
Most are built on ESP32 (16).
How big is a typical board using the BAT54C(SOT23-3)?
The median is 75.2 × 74.7 mm, and 100% are two-layer designs.
What is the most popular open source board using the BAT54C(SOT23-3)?
By GitHub stars, ESP32-GATEWAY Rev C by OLIMEX, with 320 stars.
Can I simulate one of these boards using the BAT54C(SOT23-3) 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.