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ACS71240KEXBLT-050B3 Current Sensor Carrier -50A to +50A, 3.3V

Pololu item #: 5242
Brand: Pololu supply outlook
Status: Active and Preferred 
RoHS 3 compliant


Price break Unit price (US$)
1 5.25
5 4.83
25 4.44
100 4.09


backorders allowed

This board is a simple carrier of Allegro’s ACS71240KEXBLT-050B3 Hall effect-based, electrically isolated current sensor, which offers a low-resistance (~0.6 mΩ) IC current path and a 120 kHz bandwidth with <5 µs response time.

Part Suffix Range Supply Voltage Sensitivity Zero Point Fault Trip Level
050B3 ±50 A (bidirectional) 3.0 V to 3.6 V 26.4 mV/A 1.65 V ±50 A

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

 Description Specs (12) Pictures (11) Resources (6) FAQs (0) On the blog (0) 糖醋里脊肉的家常做法 (38) 

ACS71240 Current Sensor Carrier.

ACS71240 Current Sensor Carrier pinout.

ACS71240KEXBLT-050B3 Current Sensor Carrier -50A to +50A, 3.3V, bottom view.

ACS71240 Current Sensor Carrier basic dimensions with US quarter for size reference.

ACS71240 Current Sensor Carrier basic hole dimensions.

ACS71240 Current Sensor Carrier, top view.

ACS71240 Current Sensor Carrier with a 5mm-pitch terminal block for the current path and header pins soldered for use with a breadboard.

ACS71240 Current Sensor Carrier with a 3.5mm-pitch terminal block for the current path.

ACS71240 Current Sensor Carrier with wires soldered directly to the board.

ACS71240 Current Sensor Carrier with wires connected via solderless ring terminals.

ACS72140 current sensor carrier schematic diagram.


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