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  5. CJMCU-219 I2C Power Supply Monitoring Module

INA219

CJMCU-219 I2C Power Supply Monitoring Module


  • 0.1 ohm 1% 2W current sense resistor

  • Up to +26V target voltage

  • Up to ±3.2A current measurement, with ±0.8mA resolution

  • Senses Bus Voltages from 0 to 26 V

  • 2C- or SMBus-compatible interface. The

  • Reports Current, Voltage, and Power.

  • Calibration programmable registers can directly read its unit of measure is the ampere current, and power in watts per reading.

  • For as many as 128 samplings averaging, in order to realize filter in the noise environment.

  • The I2C interface has a timeout, not only can avoid the bus lock, but also can provide high-speed mode, meet the communication requirements of up to 3.4 MHz.

  • All features are supported software programmable INA219.

  • Using a single power supply, the working voltage is between + 3.0 to + 5.5 V.


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  • Location: New Delhi
  • Department: Technical
  • Experience: 0-6 Month