ACS714LLCTR-30A-T Current Sensor Hall Effect Equivalent & Substitute Parts

Part Overview

The ACS714LLCTR-30A-T is a Hall Effect current sensor manufactured by Allegro MicroSystems, designed for AC/DC current measurement applications with a 30A sensing range. This component features open-loop bidirectional operation in an 8-SOIC surface mount package. The part is classified as "Not For New Designs," indicating it has been superseded in the manufacturer's product line. Identifying qualified substitute parts ensures design continuity and maintains access to functionally equivalent components for existing applications or legacy system support.

Substiute Parts

ACS714LLCTR-30A-T

Allegro MicroSystemsIn Stock: 17249ACS714LLCTR-30A-T Datasheet

Current PartRFQ

ACS724LLCTR-30AB-T

Allegro MicroSystemsIn Stock: 55462ACS724LLCTR-30AB-T Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the ACS714LLCTR-30A-T is determined by the following critical parameters:

• Sensor Type: Hall Effect, Open Loop architecture
• Current Sensing Capability: 30A range
• Package Configuration: 8-SOIC (0.154", 3.90mm Width) surface mount
• Output Characteristics: Ratiometric voltage output
• Sensitivity: 66mV/A
• Polarization: Bidirectional operation
• Supply Voltage Compatibility: 5V nominal operation
• Operating Temperature Range: -40°C ~ 150°C
• Frequency Response: DC to at least 80kHz

The ACS724LLCTR-30AB-T qualifies as a direct substitute based on matching all critical electrical and mechanical parameters while offering improved specifications in product status, accuracy, and frequency response.

Parameter Comparison

Engineering Selection Recommendations

The ACS724LLCTR-30AB-T is the qualified substitute for the ACS714LLCTR-30A-T based on the following engineering criteria:

Electrical Compatibility: Both parts maintain identical sensitivity (66mV/A), output type (ratiometric voltage), and core Hall Effect open-loop architecture. The ACS724LLCTR-30AB-T provides enhanced frequency response (120kHz versus 80kHz) and improved accuracy (±0.8% versus ±1.5%), delivering superior performance within the same electrical interface.

Mechanical Compatibility: Identical 8-SOIC package dimensions and surface mount configuration ensure direct PCB layout compatibility without redesign requirements.

Supply Voltage: The ACS724LLCTR-30AB-T operates across a 4.5V to 5.5V range, encompassing the 5V nominal requirement of the original part, ensuring robust operation across typical supply variations.

Product Status and Compliance: The ACS724LLCTR-30AB-T holds Active product status with full ROHS3 compliance and REACH unaffected designation, matching the regulatory compliance profile of the original part while providing ongoing manufacturer support and availability.

Thermal Performance: Both parts support the identical -40°C to 150°C operating temperature range, maintaining thermal design margins across all application environments.

Frequently Asked Questions (FAQ)

Q: Can the ACS724LLCTR-30AB-T be used as a direct replacement for the ACS714LLCTR-30A-T without PCB modifications?

A: Yes. Both parts use identical 8-SOIC (0.154", 3.90mm Width) packages with matching pin configurations and electrical interfaces. No PCB layout changes are required for substitution.

Q: What are the key differences between these two parts?

A: The ACS724LLCTR-30AB-T offers three improvements: extended frequency response (120kHz versus 80kHz), enhanced accuracy (±0.8% versus ±1.5%), and Active product status versus Not For New Designs. All core electrical parameters—sensitivity, output type, and current sensing range—remain identical.

Q: Is the supply voltage range compatible between these parts?

A: Yes. The ACS714LLCTR-30A-T requires 5V nominal supply. The ACS724LLCTR-30AB-T operates across 4.5V to 5.5V, which encompasses the original requirement and provides additional supply voltage tolerance.

Q: Do both parts support bidirectional current measurement?

A: Yes. Both the ACS714LLCTR-30A-T and ACS724LLCTR-30AB-T feature bidirectional polarization for AC/DC current measurement applications.

Q: Are there any compliance or regulatory differences?

A: No. Both parts maintain ROHS3 compliance, REACH unaffected status, and identical moisture sensitivity levels (MSL 2, 1 Year). Regulatory and environmental compliance profiles are equivalent.

Q: What is the temperature operating range for both parts?

A: Both parts operate across -40°C to 150°C, ensuring compatibility across industrial and extended temperature applications.