Working Principle of ACS712 Current Sensor with Arduino The ACS712 sensor operates on the Hall-effect principle. When current flows through the input terminals (IP+ and IP-), it generates a magnetic ...

Schematic of the ACS712 Current Sensor Circuit (tested circuit diagram of the current sensor module) The internal resistance of this conductive path is 1.2 mΩ typical, providing low power loss. The do ...

INA219 Chip Data The INA219 chip at the core of the dc current sensor module is a current shunt and power monitor with an I 2 C or SMBUS compatible interface. It features 16 programmable addresses.

Circuit Diagram for Pulse Sensor Module The Heartbeat Sensor module circuit diagram includes several essential components. At the forefront, there is a crucial 10uF filter capacitor, followed by a ...

Powr_Log (Power_Logger): A compact Arduino-based power monitoring project using INA219 current sensor, 16x2 LCD, and SD card module. Measure, display, and log real-time current, voltage, and energy ...