Fully Integrated, Hall Effect-Based Linear Current Sensor with 2.1 kVRMS Voltage Isolation and a Low-Resistance Current Conductor The ACS712ELCTR-05B-T is a Hall-effect-based linear current sensor manufactured by Allegro MicroSystems. Here are its key specifications:

- **Current Sensing Range**: ±5A
- **Sensitivity**: 185 mV/A
- **Output Voltage**: Proportional to the sensed current, with a quiescent output voltage of VCC/2
- **Supply Voltage (VCC)**: 4.5V to 5.5V
- **Operating Temperature Range**: -40°C to +85°C
- **Package**: SOIC-8
- **Output Rise Time**: 5 µs
- **Bandwidth**: 80 kHz
- **Isolation Voltage**: 2.1 kV RMS
- **Accuracy**: Typically ±1.5% at room temperature
- **Low-Resistance Current Path**: 1.2 mΩ

This sensor is designed for AC or DC current sensing in various applications, including industrial, automotive, and consumer electronics.