Description:
The ACS712 Current Sensor Module (20A version) is designed to measure both AC and DC currents with a maximum range of up to 20A. This module is based on the ACS712 sensor and is ideal for applications such as over-current protection, battery chargers, switching mode power supplies, digital watt meters, and programmable current sources. It provides a low-noise analog signal path with a precise output, making it a reliable solution for current sensing in various electronic systems.
Key Features:
Current Measurement Range: Up to 20A
Sensitivity: 100mV/A
Supply Voltage: 4.5V to 5.5V DC
Low-noise analog signal path
Device bandwidth set via FILTER pin (5 µs output rise time in response to step input current)
Output voltage proportional to AC/DC current
2.1 kV RMS minimum isolation voltage between pins 1-4 and pins 5-8
Small footprint: Low-profile SOIC8 package
Extremely stable output offset voltage
Near-zero magnetic hysteresis
Applications:
Over-current protection circuits
Battery chargers
Switching mode power supplies
Digital watt meters
Programmable current sources
This module is a reliable solution for measuring current in systems requiring precise measurements and stability under varying conditions.
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