ACS781LLRTR-050B-T - Allegro MicroSystems

Manufacturer Part Number

ACS781LLRTR-050B-T

Manufacturer

Allegro MicroSystems

Introduction

Compact, high-performance, integrated Hall-effect-based linear current sensor

Provides a voltage output that is proportional to AC or DC current flow

Product Features and Performance

Wide operating voltage range of 3V to 3.6V

Wide operating temperature range of -40°C to 150°C

Bidirectional current sensing capability

Accurate current measurement with ±1.5% accuracy

High frequency response up to 120kHz

Low power consumption of 15mA max

Product Advantages

Compact 7-PSOF package for space-constrained applications

Differential Hall-effect sensing for accurate and stable operation

Ratiometric voltage output for easy interface with MCUs and ADCs

AEC-Q100 qualified for automotive applications

Key Technical Parameters

Sensor Type: Hall Effect, Differential

Voltage Supply: 3V ~ 3.6V

Operating Temperature: -40°C ~ 150°C

Linearity: ±1%

Frequency: DC ~ 120kHz

Sensitivity: 26.4mV/A

Output: Ratiometric, Voltage

Current Sensing: 50A

Accuracy: ±1.5%

Response Time: 3.6s

Polarization: Bidirectional

Number of Channels: 1

Quality and Safety Features

RoHS3 compliant

AEC-Q100 qualified for automotive applications

Compatibility

Compatible with a wide range of electronic systems and devices

Application Areas

Automotive

Industrial

Power management

Motor control

Product Lifecycle

This product is actively supported and available

Upgrades and replacements may be available in the future

Key Reasons to Choose This Product

Compact and space-saving design

Wide operating voltage and temperature ranges

Accurate and stable current measurement

Fast response time and high frequency capability

Low power consumption

AEC-Q100 qualification for automotive applications

Ratiometric voltage output for easy integration