ACS770LCB-100U-PSF-T

Description：LINEAR CURRENT SENSOR
Series：ACS770
Mfr：Allegro MicroSystems
Package：Tube

SKU:f4cc14cdd314 Category: Current Sensors Brand: Allegro MicroSystems

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Product introduction

ACS770LCB-100U-PSF-T is listed in the Current Sensors range at ChipApex. The manufacturer field lists Allegro MicroSystems. Its product description is LINEAR CURRENT SENSOR. Review the specifications below when checking this part for your BOM.

Current Sensors specifications for ACS770LCB-100U-PSF-T

Description：LINEAR CURRENT SENSOR
Series：ACS770
Mfr：Allegro MicroSystems
Package：Tube
For Measuring：DC
Sensor Type：Hall Effect, Open Loop
Current - Sensing：100A
Number of Channels：1
Output：Ratiometric, Voltage
Sensitivity：40mV/A
Frequency：DC ~ 120kHz
Linearity：±1%
Accuracy：±0.6%
Voltage - Supply：5V
Response Time：4.6µs
Current - Supply (Max)：15mA
Operating Temperature：-40°C ~ 150°C
Grade：-
Qualification：-
Polarization：Unidirectional
Mounting Type：Through Hole
Package / Case：5-CB Formed Leads, PSF
Supplier Device Package：5-CB Module

Current Sensors datasheet and documents for ACS770LCB-100U-PSF-T

ACS770LCB-100U-PSF-T

Current Sensors Overview

The ACS770LCB-100U-PSF-T is a fully integrated Hall effect current sensor from the ACS770 series, designed for board-mount applications. It features a 100A unidirectional current rating with a sensitivity of 40mV/A and an offset voltage of ±6mV. The device operates on a 5V supply (4.5V to 5.5V) and provides an analog proportional output. Key electrical parameters include a bandwidth of 120kHz and a response time of 4.6µs. It supports a wide operating temperature range from -40°C to +150°C and meets AEC-Q100 automotive standards.

Current Sensors Feature Summary

Integrates low-loss copper conduction path with linear Hall IC for high precision
Provides galvanic isolation between high-voltage circuits and control electronics
Includes digital calibration for gain and offset across the full temperature range

Current Sensors Applications

Motor drive current sensing in electric vehicles
Inverter and converter monitoring in industrial power supplies
High-side current measurement in battery management systems

Current Sensors Procurement Notes

Verify the package suffix PSF against official Allegro documentation to confirm lead frame material and plating specifications. Ensure the selected variant matches the required thermal performance and mechanical mounting constraints for the target application environment.

Current Sensors Selection Notes

Select this component for applications requiring high accuracy and fast response in high-current environments. Consider the 100A rating and 40mV/A sensitivity when designing signal conditioning circuits. Verify compatibility with existing PCB layouts and thermal management strategies for optimal performance.

Current Sensors Part Context

This part belongs to the ACS770 family of thermally enhanced, fully integrated Hall effect current sensors. These devices are engineered for robust performance in demanding automotive and industrial settings, offering superior reliability compared to traditional shunt-based solutions.