MAX951ESA+ Equivalent & Substitute Parts

Part Overview

The MAX951ESA+ is an Amplifier, Comparator, and Reference IC manufactured by Analog Devices Inc./Maxim Integrated, designed for smart card applications. This surface-mount component integrates multiple analog functions in a compact 8-SOIC package. The part maintains Active product status with full ROHS3 compliance and unlimited moisture sensitivity rating (MSL 1). Identification of equivalent and substitute parts is necessary to ensure design flexibility, manage supply chain continuity, and maintain functional compatibility across manufacturing batches and procurement cycles.

Substiute Parts

MAX951ESA+

Analog Devices Inc./Maxim IntegratedIn Stock: 2250MAX951ESA+ Datasheet

Current PartRFQ

MAX951ESA+

Analog Devices Inc./Maxim IntegratedIn Stock: 2250MAX951ESA+ Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MAX951ESA+ is determined by strict alignment with the following critical parameters:

Primary Substitution Criteria:

• Identical manufacturer part number designation
• Matching package specification: 8-SOIC (0.154", 3.90mm Width)
• Identical component type classification: Amplifier, Comparator, Reference
• Matching application domain: Smart Card
• Surface mount mounting type
• Active product status
• ROHS3 compliance certification
• MSL 1 rating

Parts meeting all these parameters are classified as direct equivalents and may be substituted without design modification or PCB layout revision. The substitution logic ensures functional, mechanical, and regulatory equivalence across procurement sources and manufacturing lots.

Parameter Comparison

Engineering Selection Recommendations

The MAX951ESA+ maintains Active product status with full regulatory compliance across ROHS3 and REACH frameworks. Selection of equivalent parts should prioritize components with identical manufacturer designation and matching certification status. The ROHS3 compliance and MSL 1 rating ensure compatibility with standard surface-mount assembly processes without additional moisture bake-out procedures. Parts sourced from Analog Devices Inc./Maxim Integrated with matching part number designation provide functional and regulatory equivalence for direct substitution in smart card applications. Inventory availability of 2200 pieces in new original condition supports production continuity and design validation cycles.

Frequently Asked Questions (FAQ)

Q: Can the MAX951ESA+ be substituted with other amplifier or comparator ICs in different packages?

A: No. Substitution is limited to parts with identical package specification (8-SOIC, 0.154" width, 3.90mm). Different package types require PCB layout revision and are not classified as direct equivalents.

Q: What is the significance of the MSL 1 rating for the MAX951ESA+?

A: MSL 1 indicates unlimited shelf life without moisture sensitivity constraints. This component does not require moisture bake-out procedures prior to reflow soldering and is compatible with standard surface-mount assembly workflows.

Q: Are there alternative part numbers from other manufacturers that are equivalent to the MAX951ESA+?

A: Substitution data provided is limited to parts meeting all specified parameters. No alternative manufacturer part numbers are listed in the current equivalent parts database for this component.

Q: How does ROHS3 compliance affect component selection?

A: ROHS3 compliance is a mandatory regulatory requirement for this component. Substitute parts must maintain identical ROHS3 certification status to ensure compliance with applicable environmental and material restriction directives.

Q: Is the MAX951ESA+ suitable for new design implementations?

A: Yes. The component maintains Active product status, indicating ongoing manufacturer support, availability, and suitability for new design implementations in smart card applications.

Q: What packaging format is available for the MAX951ESA+?

A: The MAX951ESA+ is supplied in Tube packaging format, standard for surface-mount 8-SOIC components. Tube packaging provides protection during handling and is compatible with automated pick-and-place assembly equipment.