It is recommended that current sensors supply a minimum voltage of 4.5 V. However, current sensors should not supply more voltage than 5.5 V. It has 8 pins.
ACS724LLCTR-2P5AB-T Features
1 Channels
ACS724LLCTR-2P5AB-T Applications
There are a lot of Allegro MicroSystems ACS724LLCTR-2P5AB-T Current Sensors applications.