MHP-TA15-9-72 Equivalent & Substitute Parts

Part Overview

The MHP-TA15-9-72 is a thermal cutoff (TCO) breaker manufactured by Littelfuse Inc., rated for 12 A at 72°C (162°F) with a 9 V DC voltage rating. This component is classified as obsolete, which necessitates identification of active equivalent parts for continued system design and maintenance applications. The part features nonstandard packaging with strap solder termination and maintains UL approval certification.

Substiute Parts

MHP-TA15-9-72

Littelfuse Inc.In Stock: 1031MHP-TA15-9-72 Datasheet

Current PartRFQ

MHP-TAM15-9-72

Littelfuse Inc.In Stock: 100151MHP-TAM15-9-72 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MHP-TA15-9-72 is determined by the following critical parameters:

• Rated functioning temperature: 72°C (162°F)
• Reset temperature: 40°C (104°F)
• Current rating: 12 A
• Voltage rating: 9 V DC
• Approval certifications: UL or equivalent
• RoHS compliance: ROHS3 Compliant
• Thermal cutoff breaker type with nonstandard package configuration

The MHP-TAM15-9-72 qualifies as a direct substitute based on identical electrical specifications, thermal characteristics, and regulatory compliance across all critical parameters.

Parameter Comparison

Engineering Selection Recommendations

The MHP-TAM15-9-72 is the direct equivalent for the obsolete MHP-TA15-9-72. Both components share identical electrical ratings, thermal trip points, and regulatory certifications. The substitute part carries active product status with expanded approval certifications (cUL and UL), providing enhanced regulatory coverage. ROHS3 compliance is maintained across both parts, ensuring environmental regulatory alignment. The MHP-TAM15-9-72 is recommended for new designs and replacement applications where the MHP-TA15-9-72 is no longer available.

Frequently Asked Questions (FAQ)

Q: What makes MHP-TAM15-9-72 a suitable substitute for MHP-TA15-9-72?

A: Both parts are manufactured by Littelfuse Inc. and share identical electrical specifications: 12 A current rating, 9 V DC voltage rating, 72°C functioning temperature, and 40°C reset temperature. Thermal characteristics, approval certifications, and RoHS compliance are equivalent across both components.

Q: Are there packaging differences between these parts?

A: The MHP-TA15-9-72 uses nonstandard strap solder packaging, while the MHP-TAM15-9-72 is supplied in bag packaging. Both maintain the same electrical and thermal interface characteristics suitable for strap solder termination applications.

Q: Does the substitute part have additional certifications?

A: Yes. The MHP-TAM15-9-72 carries both cUL and UL approvals, compared to UL approval for the original part. This expanded certification scope does not affect electrical or thermal performance and provides broader regulatory acceptance.

Q: Can MHP-TAM15-9-72 be used in existing designs specified for MHP-TA15-9-72?

A: Yes. Identical electrical ratings, thermal trip points, and mechanical interface characteristics ensure direct functional equivalence in existing circuit designs and thermal management applications.