Pololu ACS72981 High-Accuracy Current Sensor — ±50 A, 3.3 V Logic

Description

Description

• Pololu ACS72981LLRATR-050B3 Current Sensor Large Carrier -50A to +50A, 3.3V
• Measures -50A to +50A currents precisely
• Offers high-bandwidth 250 kHz output
• Ensures accuracy with digital temp compensation
• Rejects common-mode fields via differential sensing
• Fits standard breadboards with large carrier size

The Pololu ACS72981LLRATR-050B3 Current Sensor Large Carrier -50A to +50A, 3.3V is a sophisticated Hall effect-based sensor designed for precise current measurement. It supports bidirectional current input ranging from -50 A to +50 A and operates at a nominal voltage of 3 V. The sensor features differential Hall sensing to eliminate common-mode interference and provides a high-bandwidth analog output proportional to both AC and DC currents. Integrated digital temperature compensation ensures accuracy across varying temperatures. The robust carrier board minimizes power loss and is compatible with standard solderless breadboards.

View moreWhat’s Included

• 1x Pololu ACS72981LLRATR-050B3 Current Sensor Large Carrier -50A to +50A, 3.3V

Dimensions

• 1.4 x 1.2 inches

Links

PDF File

• Pololu ACS72981LLRATR-050B3 Current Sensor Large Carrier -50A to +50A, 3.3V – Datasheet

Specifications

• Hall effect-based sensor with electrically isolated current path
• Differential Hall sensing rejects common-mode fields
• Conductive path internal resistance typically 0.2 mΩ
• High-bandwidth 250 kHz analog output voltage proportional to AC or DC currents
• Response time less than 2 µs
• Integrated digital temperature compensation circuitry
• Connection points labeled on the bottom silkscreen

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