ACS725LLCTR-20AU-T

$2.92

Description：SENSOR CURRENT HALL 20A 8SOIC
Series：-
Mfr：Allegro MicroSystems
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:78c5d533717f Category: Current Sensors Brand: Allegro MicroSystems

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Product introduction

ACS725LLCTR-20AU-T is listed in the Current Sensors range at ChipApex. The manufacturer field lists Allegro MicroSystems. Its product description is SENSOR CURRENT HALL 20A 8SOIC. Review the specifications below when checking this part for your BOM.

Current Sensors specifications for ACS725LLCTR-20AU-T

Description：SENSOR CURRENT HALL 20A 8SOIC
Series：-
Mfr：Allegro MicroSystems
Package：Tape & Reel (TR),Cut Tape (CT)
For Measuring：DC
Sensor Type：Hall Effect, Differential
Current - Sensing：20A
Number of Channels：1
Output：Ratiometric, Voltage
Sensitivity：132mV/A
Frequency：DC ~ 120kHz
Linearity：±1.5%
Accuracy：±0.8%
Voltage - Supply：3V ~ 3.6V
Response Time：4µs
Current - Supply (Max)：14mA
Operating Temperature：-40°C ~ 150°C
Grade：Automotive
Qualification：AEC-Q100
Polarization：Unidirectional
Mounting Type：Surface Mount
Package / Case：8-SOIC (0.154", 3.90mm Width)
Supplier Device Package：8-SOIC

Current Sensors datasheet and documents for ACS725LLCTR-20AU-T

ACS725LLCTR-20AU-T

Current Sensors Overview

The ACS725LLCTR-20AU-T is a board-mount current sensor from Allegro MicroSystems, designed for 3.3V platforms. It features a 20 A current rating with an analog output type. The device operates on a supply voltage of 3 V to 3.6 V and supports frequencies up to 120 kHz. It has a response time of 4 µs and functions within a temperature range of -40°C to +150°C. Packaged in an SOIC-8 housing measuring 4.9 mm in length, 3.9 mm in width, and 1.75 mm in height, it utilizes Linear Hall technology.

Current Sensors Feature Summary

Integrates differential Hall sensing elements for galvanic isolation
Provides linear analog voltage output proportional to current flow
Optimized for low-voltage 3.3V system architectures

Current Sensors Applications

Battery management systems
Motor control circuits
Power supply monitoring

Current Sensors Procurement Notes

Verify the specific suffix 'AU' against the official datasheet to confirm pinout configuration and sensitivity specifications, as variations exist within the ACS725 family. Ensure the procurement source provides valid RoHS compliance documentation. Confirm that the SOIC-8 package dimensions match the design requirements for the target PCB footprint. Check for any recent product change notifications regarding packaging or material composition updates.

Current Sensors Selection Notes

Select this component when a 20 A bidirectional current measurement capability is required in a compact surface-mount form factor. The 3.3V operating voltage makes it suitable for modern low-power digital controllers. Consider the 120 kHz bandwidth for applications requiring fast transient detection. Evaluate the thermal performance at +150°C maximum junction temperature if operating in high-ambient environments.

Current Sensors Part Context

This part belongs to the ACS725 series, which are integrated current sensor ICs utilizing Hall effect technology. The series offers various current ratings and voltage platform options. The ACS725LLCTR-20AU-T specifically targets 3.3V applications, distinguishing it from 5V variants like the ACS723 series. It provides electrical isolation between the current-carrying conductor and the signal output.