ACS780LLRTR-050U-T - Allegro MicroSystems

Manufacturer Part Number

ACS780LLRTR-050U-T

Manufacturer

Allegro MicroSystems

Introduction

Allegro ACS780 is a high-performance, fully integrated, Hall-effect-based linear current sensor IC with a low-resistance current conductor.

Product Features and Performance

Provides galvanic isolation between the primary and secondary sides

Operates from 4.5 V to 5.5 V supply

Measures DC and AC currents up to 50 A

Excellent linearity ±1%

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

Fast response time of 3.6 μs

Unidirectional polarity detection

Single-channel output

Ratiometric voltage output

Product Advantages

Compact surface-mount package

High accuracy and linearity

Wide operating temperature range

Fast response time

Unidirectional polarity detection

Key Technical Parameters

Voltage Supply: 4.5V ~ 5.5V

Operating Temperature: -40°C ~ 150°C

Sensor Type: Hall Effect, Differential

Linearity: ±1%

Frequency: DC ~ 120kHz

Sensing Current: 50A

Supply Current (Max): 15mA

Accuracy: ±1.5%

Response Time: 3.6μs

Number of Channels: 1

Quality and Safety Features

RoHS3 compliant

AEC-Q100 qualified for automotive applications

Compatibility

7-PSOF package for surface-mount installation

Application Areas

Automotive: Electric vehicles, motor control, power management

Industrial: Power supplies, motor control, robotics

Commercial: HVAC, white goods, power tools

Product Lifecycle

The ACS780 is an active product and not nearing discontinuation. Allegro offers replacement and upgrade options as technology advances.

Key Reasons to Choose This Product

High accuracy and linearity for precise current measurement

Wide operating temperature range for diverse applications

Fast response time for dynamic current monitoring

Compact surface-mount package for space-constrained designs

Galvanic isolation and unidirectional polarity detection for safety

AEC-Q100 qualification for automotive reliability