MAX4372FESA-T Equivalent & Substitute Parts

Part Overview

The MAX4372FESA-T is a current sense amplifier manufactured by Analog Devices Inc./Maxim Integrated, designed for single-circuit current sensing applications in 8-SOIC surface mount packaging. This device operates across a wide supply voltage range of 2.7 V to 28 V and is suitable for precision current measurement in industrial and automotive applications.

The MAX4372FESA-T carries an Obsolete product status. Identifying equivalent substitute parts is necessary to ensure design continuity, maintain supply chain reliability, and support ongoing production requirements for systems utilizing this current sense amplifier topology.

Substiute Parts

MAX4372FESA-T

Analog Devices Inc./Maxim IntegratedIn Stock: 652MAX4372FESA-T Datasheet

Current PartRFQ

MAX4372FESA+T

Analog Devices Inc./Maxim IntegratedIn Stock: 5272MAX4372FESA+T Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MAX4372FESA-T is determined by strict equivalence across the following critical parameters:

Electrical Equivalence Criteria:

• Amplifier Type: Current Sense
• Number of Circuits: 1
• -3dB Bandwidth: 200 kHz
• Current - Input Bias: 2 µA
• Voltage - Input Offset: 300 µV
• Current - Supply: 30 µA
• Voltage - Supply Span: 2.7 V to 28 V
• Operating Temperature Range: -40°C to 85°C

Mechanical & Packaging Equivalence Criteria:

• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Mounting Type: Surface Mount
• Supplier Device Package: 8-SOIC

Compliance Equivalence Criteria:

• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level: 1 (Unlimited)
• REACH Status: REACH Unaffected

Parts meeting all electrical, mechanical, and compliance parameters are classified as direct substitutes.

Parameter Comparison

Engineering Selection Recommendations

MAX4372FESA+T is the qualified substitute for MAX4372FESA-T based on the following engineering criteria:

Electrical Compatibility: All electrical parameters are identical, including bandwidth, input bias current, input offset voltage, supply current, and supply voltage range. The device maintains the same operating temperature specification of -40°C to 85°C.

Mechanical Compatibility: Both parts utilize identical 8-SOIC surface mount packaging with 0.154" (3.90mm) width. Pin configuration and footprint are equivalent, enabling direct PCB layout compatibility.

Compliance Status: The substitute part maintains ROHS3 compliance, REACH unaffected status, and MSL Level 1 (Unlimited) moisture sensitivity rating, ensuring regulatory and environmental compatibility with the original design.

Product Status Advantage: The substitute part carries Active product status, providing assured long-term availability and supply chain continuity compared to the Obsolete status of the main part.

Packaging Consideration: The substitute is supplied in Tape & Reel (TR) format, which is standard for production environments. The main part was supplied in bulk packaging. This difference does not affect electrical or mechanical compatibility but may require adjustment to procurement and handling procedures.

Frequently Asked Questions (FAQ)

Q: Can MAX4372FESA+T be used as a direct replacement for MAX4372FESA-T in existing designs?

A: Yes. All electrical parameters, operating specifications, and mechanical dimensions are identical. The devices are pin-compatible and footprint-compatible. The only difference is packaging format (Tape & Reel versus bulk), which does not affect circuit performance.

Q: What is the significance of the different packaging designations (FESA-T versus FESA+T)?

A: The suffix designates packaging format. The "-T" indicates bulk packaging, while the "+T" indicates Tape & Reel (TR) format. Both contain identical die and electrical specifications. Tape & Reel format is standard for automated assembly and production environments.

Q: Why is the main part marked as Obsolete?

A: The MAX4372FESA-T carries Obsolete status, indicating it is no longer in active production. The MAX4372FESA+T (Active status) represents the current production equivalent, ensuring continued availability and supply chain support.

Q: Are there any electrical performance differences between these parts?

A: No. Both parts share identical electrical specifications: 200 kHz bandwidth, 2 µA input bias current, 300 µV input offset voltage, 30 µA supply current, and 2.7 V to 28 V supply range. Operating temperature range is identical at -40°C to 85°C.

Q: Is the 8-SOIC package footprint identical for both parts?

A: Yes. Both parts use 8-SOIC packaging with 0.154" (3.90mm) width. PCB layouts, land patterns, and component placement are directly compatible.

Q: Do both parts meet the same compliance standards?

A: Yes. Both parts are ROHS3 compliant, REACH unaffected, and carry MSL Level 1 (Unlimited) moisture sensitivity rating. Regulatory and environmental compliance is equivalent.

Q: What inventory status should be considered for procurement?

A: The MAX4372FESA+T has 5200 pieces in stock (Active status), providing reliable availability. The MAX4372FESA-T has 635 pieces in stock but carries Obsolete status, indicating limited future availability. For new designs and ongoing production, MAX4372FESA+T is the recommended selection.