The ACS711KEXLT-12AB-J is a fully integrated, Hall effect-based linear current sensor IC manufactured by Allegro MicroSystems. This sensor is designed for AC or DC current sensing in industrial, commercial, and communications systems. It provides economical and precise solutions for current sensing in applications up to 12.5 A.

Applications:

• Motor control
• Load detection and management
• Switched-mode power supplies
• Overcurrent fault protection
• Automotive systems

Features:

• Low-noise analog signal path
• Small footprint, low-profile SOIC8 package
• 1.2 mΩ internal conductor resistance
• Operating voltage of 3 V to 5.5 V
• 100 kHz bandwidth
• Output voltage proportional to AC or DC currents
• Factory-trimmed for accuracy

Benefits:

• Provides accurate current measurement in demanding applications.
• Reduces power loss through low internal conductor resistance.
• Enables compact designs due to its small footprint.
• Simplifies system integration with an easy-to-use analog output.
• Enhances system reliability through overcurrent fault detection.
• Offers cost-effective current sensing.

Technical Specifications:

• Sensing Current Range: -12.5A to +12.5A
• Supply Voltage: 3V to 5.5V
• Output Type: Analog
• Sensitivity: 180 mV/A
• Accuracy: ±1.5% at 25°C
• Bandwidth: 100 kHz
• Operating Temperature: -40°C to 85°C
• Package: SOIC8

The Allegro MicroSystems ACS711KEXLT-12AB-J is a versatile and reliable current sensor suitable for a broad range of applications. Its high accuracy, low resistance, and compact size make it an excellent choice for modern electronic designs requiring precise current monitoring.