ACS754KCB-150-PFF Equivalent & Substitute Parts

Part Overview

The ACS754KCB-150-PFF is a Hall Effect current sensor manufactured by Allegro MicroSystems, designed for AC/DC current measurement up to 150A in open-loop, bidirectional configurations. This component features a 5-CB formed leads package with ratiometric voltage output and operates across industrial temperature ranges from -40°C to 125°C.

The ACS754KCB-150-PFF is classified as obsolete. Identifying equivalent substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production requirements for applications utilizing this sensor topology.

Substiute Parts

ACS754KCB-150-PFF

Allegro MicroSystemsIn Stock: 1449ACS754KCB-150-PFF Datasheet

Current PartRFQ

ACS758KCB-150B-PFF-T

Allegro MicroSystemsIn Stock: 19153ACS758KCB-150B-PFF-T Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the ACS754KCB-150-PFF is based on the following critical parameters that must remain consistent:

• Current sensing capability: 150A maximum
• Sensor technology: Hall Effect, open-loop topology
• Bidirectional measurement capability
• Output format: Ratiometric voltage
• Package configuration: 5-CB formed leads, PFF module
• Mounting method: Through-hole
• Temperature operating range: -40°C to 125°C minimum
• RoHS3 compliance

The ACS758KCB-150B-PFF-T meets all these core requirements while offering enhanced performance characteristics and active product status.

Parameter Comparison

Engineering Selection Recommendations

The ACS758KCB-150B-PFF-T is the direct substitute for the obsolete ACS754KCB-150-PFF. Both components share identical core electrical and mechanical specifications, ensuring functional compatibility in existing designs.

The ACS758KCB-150B-PFF-T offers the following advantages:

• Active product status with established supply chain availability
• Automotive-grade qualification (AEC-Q100) suitable for demanding environments
• Improved frequency response (120kHz vs. 35kHz)
• Faster response time (4µs vs. 11µs)
• Extended supply voltage range (3V to 5.5V vs. fixed 5V)
• Enhanced linearity (±1% vs. ±1.3%)

The substitute part maintains full electrical and mechanical compatibility with the original design, requiring no circuit modifications or PCB layout changes.

Frequently Asked Questions (FAQ)

Q: Can the ACS758KCB-150B-PFF-T be used as a direct replacement for the ACS754KCB-150-PFF?

A: Yes. Both components feature identical current sensing capability (150A), sensor topology (Hall Effect, open-loop), output format (ratiometric voltage), sensitivity (13.3mV/A), package configuration (5-CB formed leads, PFF), and operating temperature range (-40°C to 125°C). No circuit redesign is required.

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

A: The ACS758KCB-150B-PFF-T provides improved performance specifications including faster response time (4µs vs. 11µs), higher frequency response (120kHz vs. 35kHz), better linearity (±1% vs. ±1.3%), and an extended supply voltage range (3V to 5.5V vs. 5V). The substitute also carries automotive-grade qualification (AEC-Q100).

Q: Are there any package or mounting differences?

A: No. Both parts use identical 5-CB formed leads packaging with PFF module configuration and through-hole mounting. PCB layouts and mechanical interfaces remain unchanged.

Q: Does the substitute part meet the same compliance standards?

A: Yes. The ACS758KCB-150B-PFF-T maintains ROHS3 compliance, REACH unaffected status, and EAR99 ECCN classification, matching the original part's regulatory requirements.

Q: What is the supply voltage compatibility?

A: The original ACS754KCB-150-PFF requires a fixed 5V supply. The substitute ACS758KCB-150B-PFF-T accepts a wider range of 3V to 5.5V, providing greater design flexibility while remaining compatible with 5V supply circuits.