M252512FV Equivalent & Substitute Parts

Part Overview

The M252512FV is a 25A 600V SCR bridge module manufactured by Sensata-Crydom, designed for single-phase power control applications. This chassis mount module integrates two SCRs and two diodes in a bridge configuration. The part is classified as "Not For New Designs," indicating it has reached end-of-life status. Organizations using this component in active systems require qualified substitute parts that maintain electrical and mechanical compatibility while offering continued availability and support.

Substiute Parts

M252512FV

Sensata-CrydomIn Stock: 1314M252512FV Datasheet

Current PartRFQ

VS-P102KW

Vishay General Semiconductor - Diodes DivisionIn Stock: 1158VS-P102KW Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the M252512FV is determined by strict equivalence across the following critical parameters:

• Bridge Configuration: Both main and substitute parts must feature identical single-phase bridge topology with 2 SCRs and 2 diodes
• Voltage Rating: Off-state voltage must be 600V or higher
• Current Handling: Non-repetitive surge current capability must meet or exceed 300A at 60Hz
• Gate Trigger Specifications: Gate trigger voltage (Vgt) and current (Igt) must be compatible with existing control circuitry
• Hold Current: Maximum hold current must not exceed circuit design limits
• Mounting Configuration: Chassis mount requirement must be maintained
• Regulatory Compliance: ROHS3 compliance is mandatory for continued use in regulated markets

The VS-P102KW qualifies as a direct substitute based on matching bridge structure, 600V rating, superior surge current capability (357A/375A), compatible gate trigger parameters, and identical ROHS3 compliance status.

Parameter Comparison

Engineering Selection Recommendations

The VS-P102KW is qualified as a direct substitute for the M252512FV based on the following engineering criteria:

Electrical Equivalence: Both parts maintain 600V off-state voltage and bridge topology with identical SCR/diode configuration. The VS-P102KW demonstrates superior surge current capability (375A vs. 300A), providing additional design margin. Gate trigger parameters are compatible within typical control circuit tolerances.

Regulatory Compliance: Both parts are ROHS3 compliant and carry identical HTSUS and ECCN classifications, ensuring regulatory continuity in supply chain applications.

Product Status: The M252512FV is classified as "Not For New Designs," indicating manufacturer discontinuation. The VS-P102KW maintains active product status with ongoing manufacturer support, inventory availability (1052 pcs), and documented operating temperature specifications (-40°C to 125°C).

Package Consideration: The VS-P102KW uses 8-PACE-PAK packaging versus the M252512FV module form factor. Physical mounting and thermal interface requirements must be evaluated for mechanical fit in existing chassis designs.

Frequently Asked Questions (FAQ)

Q: Can the VS-P102KW directly replace the M252512FV without circuit modification?

A: Electrical substitution is valid based on matching bridge topology, voltage rating, and gate trigger compatibility. However, the different package form factor (8-PACE-PAK vs. Module) requires mechanical re-evaluation for chassis mounting, thermal management, and terminal connection routing.

Q: What is the significance of the higher gate trigger current (60mA vs. 50mA) in the VS-P102KW?

A: The substitute requires 60mA maximum gate trigger current compared to 50mA for the original part. Existing gate drive circuits must be capable of supplying this current level. This is a minor parameter difference that typically does not prevent substitution in standard control applications.

Q: Does the higher hold current (130mA vs. 75mA) affect circuit performance?

A: The VS-P102KW specifies a higher maximum hold current. This parameter defines the minimum current required to maintain SCR conduction. Circuit designs must ensure gate drive removal does not occur below this threshold. Verify that load current characteristics remain above this specification during normal operation.

Q: Why is operating temperature specified for the VS-P102KW but not for the M252512FV?

A: The M252512FV datasheet does not provide explicit operating temperature range. The VS-P102KW specifies -40°C to 125°C junction temperature, which is standard for industrial SCR modules. Confirm that the original application environment falls within this range.

Q: Are there any compliance or certification differences between these parts?

A: Both parts are ROHS3 compliant, REACH unaffected, and carry identical ECCN (EAR99) and HTSUS (8541.30.0080) classifications. No compliance barriers exist for substitution in regulated markets.

Q: What inventory considerations apply to this substitution?

A: The M252512FV has 1224 pcs in stock (end-of-life status), while the VS-P102KW has 1052 pcs available with active product support. For long-term supply continuity, the VS-P102KW is the preferred choice.