3.3V Supply Voltage


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Please submit RFQ for ACS711KEXLT-31AB-T or email to us: Email: [email protected], we will contact you in 12 hours.

Overview of ACS711KEXLT-31AB-T

Current Sensor 31A 1 Channel Hall Effect, Open Loop Bidirectional 12-PowerWFQFN


Key Features

  • ▪No external sense resistor required; single package solution
  • ▪Reduced Power Loss:
  • ▫0.6 mΩinternal conductor resistance on EX package
  • ▫1.2 mΩinternal conductor resistance on LC package
  • ▪Economical low- and high-side current sensing
  • ▪Output voltage proportional to AC or DC currents
  • ▪±12.5 A and ±25 A full scale sensing ranges on LC package
  • ▪±15.5 A and ±31 A full scale sensing ranges on EX package
  • ▪Overcurrent ¯F¯ ¯A¯ ¯U¯ ¯L¯ ¯T¯trips and latches at 100% of full-scale current
  • ▪Low-noise analog signal path
  • ▪100 kHz bandwidth
  • ▪Small footprint, low-profile SOIC8 and QFN packages
  • ▪3.0 to 5.5 V, single supply operation
  • ▪Integrated electrostatic shield for output stability
  • ▪Factory-trimmed for accuracy
  • ▪Extremely stable output offset voltage
  • ▪Zero magnetic hysteresis
  • ▪Ratiometric output from supply voltage


The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category Board Mount Current Sensors RoHS Details
Current Rating 31 A Sensor Type Current Sense
Type Hall-Effect Operating Supply Voltage 3.3 V
Response Time 4.6 us Output Type Ratiometric
Series ACS711 Brand Allegro MicroSystems
Height 0.75 mm Length 3 mm
Maximum Operating Temperature + 125 C Minimum Operating Temperature - 40 C
Moisture Sensitive Yes Package / Case QFN-12
Product Type Current Sensors Factory Pack Quantity 1500
Subcategory Sensors Supply Voltage - Max 5.5 V
Supply Voltage - Min 3 V Width 3 mm

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