14 open source boards using the INA219
Real designs built with the INA219, 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.
AVR/ArduinoSmartSupply
ThomasVDD
169.3 × 128 mm131 parts2LCustom license96
NXPKbox hardware
sarfata
100 × 54 mm102 parts2LNo license19
AVR/ArduinoPSU
50 × 100 mm116 parts2LCustom license16
ESP32WLED-Controller
LostInCompilation
100 × 100 mm63 parts2LNo license7
AVR/ArduinoInterface board
uvmaero
157.5 × 109.2 mm70 parts2LCC-BY-SA-4.03
AVR/ArduinoPowerBox
frep
90 × 55 mm103 parts2LNo license2
EPS v1
Migsster
85 × 85 mm25 parts2LNo license2
Greenhouse Control Unit
nbolton
188 × 90.2 mm85 parts4LNo license1
RP2040/RP2350Wigglecam controller
jadenrhee
76 × 50 mm98 parts4LNo license0
AVR/ArduinoDC DCBoard
185.4 × 68.6 mm65 parts2LCC-BY-SA-4.03
Lps regulator rev 12
jerryok826
136.2 × 62.6 mm122 parts2LMIT1
AVR/ArduinoGLVColoumbCounterTest
80.9 × 36.2 mm43 parts2LCC-BY-SA-4.03
ESP8266EspDevBoard
69.9 × 66 mm50 parts2LNo license2
STM32Forge-Probe: Silicon Backdoor Debug Probe
jayis1
37 × 23 mm11 parts4LNo license3
The INA219 in open source designs
The gallery holds 14 open source boards using the INA219 from 11 GitHub repositories; a typical one measures about 95 × 67.3 mm and carries around 78 components.
79% are two-layer designs, the rest use four layers or more, and 29% carry an open source license.
The most starred is SmartSupply by ThomasVDD.
Microcontrollers on boards using the INA219
What boards using the INA219 are built for
INA219: common questions
Where can I find a INA219 reference design?
Each of the 14 boards on this page is a real design using the INA219. 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 INA219?
The 74HC595, LM334, LM358, LT1370 and LT3080 appear in the most repositories here.
Which microcontrollers do boards using the INA219 use?
Most are built on AVR/Arduino (6), ESP32 (1), ESP8266 (1) and NXP (1).
How big is a typical board using the INA219?
The median is 95 × 67.3 mm, and 79% are two-layer designs.
What is the most popular open source board using the INA219?
By GitHub stars, SmartSupply by ThomasVDD, with 96 stars.
Can I simulate one of these boards using the INA219 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.