ACS72981LLRATR-050B3 Current Sensor Compact Carrier -50A to +50A, 3.3V

Pololu item #: 5250
Brand: Pololu supply outlook
Status: Active and Preferred 
RoHS 3 compliant

Price break Unit price (US$)
1 9.95
5 9.15
25 8.42
100 7.75


backorders allowed

This is the compact version of a simple carrier for Allegro’s ACS72981LLRATR-050B3 Hall effect-based, electrically isolated current sensor, which offers a low-resistance (~0.2 mΩ) current path and a high 250 kHz bandwidth for fast response times.

Part Suffix Range Supply Voltage Sensitivity @ 3.3 V Zero Point @ 3.3 V Size
050B3 ±50 A (bidirectional) 3.0 V to 3.6 V 26.4 mV/A 1.65 V 0.7″×0.8″

Alternatives available with variations in these parameter(s): current range size Select variant…

 Description Specs (12) Pictures (13) Resources (6) FAQs (0) On the blog (0) 

ACS72981 Current Sensor Compact Carrier.

ACS72981 Current Sensor Compact Carrier.

ACS72981 Current Sensor Compact Carrier pinout.

ACS72981LLRATR-050B3 Current Sensor Compact Carrier -50A to +50A, 3.3V, bottom view.

ACS72981 Current Sensor Compact Carrier basic dimensions with US quarter for size reference.

ACS72981 Current Sensor Compact Carrier (top) and Large Carrier (bottom) size comparison.

ACS72981 Current Sensor Compact Carrier basic hole dimensions.

ACS72981 Current Sensor Compact Carrier, top view.

ACS72981 Current Sensor Carrier schematic diagram.

ACS72981 Current Sensor Compact Carrier with wires connected via solderless ring terminals and header pins soldered for use with a breadboard.

ACS72981 Current Sensor Compact Carrier with wires connected via solderless ring terminals and header pins soldered for use with a breadboard, jumper wires, or 0.1″-pitch connectors.

ACS72981 Current Sensor Compact Carrier with wires soldered directly to the board.

ACS72981 Current Sensor Compact Carrier with wires soldered directly to the board.


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