× crosspec / arduino / devices / ina219
live arduino v0.1 · 197 entities

arduino sensor module

ti TI INA219 Current/Voltage Monitor

0.1 ohm shunt onboard — burden voltage caps usable current at 3.2 A. For higher current (motors, batteries) use INA226 with an external shunt.

Specifications

interface
i2c
voltage v
3v3_or_5v
i2c address
0x40
library arduino
Adafruit_INA219
accuracy
+/-0.5%
range
0-26V, +/-3.2A
pin count
6

Sources

  1. SparkFun open product catalog · ingest 2026-05-06
  2. Adafruit open product catalog · ingest 2026-05-06