2 open source boards using the LM393A
Real designs built with the LM393A, 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.
Electronic Load Analog Test Board v${VERSION}-${PCBVERSION}
fietser28
185 × 95 mm305 parts4LNo license16
AVR/ArduinoRoom hub
lucanastasio
50 × 50 mm121 parts2LNo license1
The LM393A in open source designs
The gallery holds 2 open source boards using the LM393A from 2 GitHub repositories; a typical one measures about 117.5 × 72.5 mm and carries around 213 components.
50% are two-layer designs, the rest use four layers or more, and 0% carry an open source license.
The most starred is Electronic Load Analog Test Board v${VERSION}-${PCBVERSION} by fietser28.
Microcontrollers on boards using the LM393A
LM393A: common questions
Where can I find a LM393A reference design?
Each of the 2 boards on this page is a real design using the LM393A. 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 LM393A use?
Most are built on AVR/Arduino (1).
How big is a typical board using the LM393A?
The median is 117.5 × 72.5 mm, and 50% are two-layer designs.
What is the most popular open source board using the LM393A?
By GitHub stars, Electronic Load Analog Test Board v${VERSION}-${PCBVERSION} by fietser28, with 16 stars.
Can I simulate one of these boards using the LM393A 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.