TMOV20R460MP Equivalent & Substitute Parts

Part Overview

The TMOV20R460MP is a 750 V, 10 kA Transient Voltage Suppressor (TVS) varistor manufactured by Littelfuse Inc. in the iTMOV® series. This component is designed for through-hole mounting in disc configuration with 20mm diameter and 3-lead termination. The part is currently obsolete, making identification of equivalent and substitute components essential for ongoing system support and new design implementations.

Substiute Parts

TMOV20R460MP

Littelfuse Inc.In Stock: 1096TMOV20R460MP Datasheet

Current PartRFQ

TMOV20RP460M

Littelfuse Inc.In Stock: 2119TMOV20RP460M Datasheet

DirectRFQ

TMOV20RP460ML2B7

Littelfuse Inc.In Stock: 964TMOV20RP460ML2B7 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the TMOV20R460MP is determined by strict equivalence across all critical electrical and mechanical parameters. The following parameters must remain identical for a component to serve as a direct substitute:

• Maximum AC Volts: 460 V
• Maximum DC Volts: 610 V
• Varistor Voltage (Typical): 750 V
• Varistor Voltage Range: 675 V – 825 V
• Current - Surge: 10 kA
• Energy Absorption: 360 J
• Number of Circuits: 1
• Capacitance @ 1 MHz: 200 pF
• Operating Temperature Range: -55°C to 85°C
• Mounting Type: Through Hole
• Package / Case: Disc 20mm 3-Lead
• Features: Thermally Protected
• RoHS Status: ROHS3 Compliant

The identified substitute parts maintain complete parametric equivalence with the original component while offering improved product status and availability.

Parameter Comparison

Engineering Selection Recommendations

Both TMOV20RP460M and TMOV20RP460ML2B7 are direct parametric equivalents to the obsolete TMOV20R460MP. Selection between these active alternatives should be based on the following factors:

Product Status: Both substitute parts carry Active product status, ensuring long-term availability and continued manufacturer support, in contrast to the Obsolete status of the original component.

Compliance & Certifications: All three parts maintain identical RoHS3 compliance and EAR99 export classification. Both substitutes carry REACH Unaffected status, providing additional regulatory assurance for applications requiring REACH compliance documentation.

Packaging & Inventory: TMOV20RP460M is supplied in Bulk packaging with 2040 units in stock. TMOV20RP460ML2B7 is also supplied in Bulk packaging with 919 units in stock. Packaging selection should align with procurement and assembly requirements.

Electrical & Mechanical Equivalence: Both substitute parts maintain complete parametric equivalence across all critical specifications including voltage ratings, surge current capacity, energy absorption, thermal protection, and mechanical form factor.

Frequently Asked Questions (FAQ)

Q: Can TMOV20RP460M and TMOV20RP460ML2B7 be used interchangeably with TMOV20R460MP?

A: Yes. Both parts are parametrically equivalent across all electrical and mechanical specifications. They maintain identical voltage ratings (750 V typical), surge current capacity (10 kA), energy absorption (360 J), operating temperature range (-55°C to 85°C), and physical form factor (Disc 20mm 3-Lead through-hole mounting).

Q: What is the primary reason for substituting the TMOV20R460MP?

A: The TMOV20R460MP is classified as Obsolete. TMOV20RP460M and TMOV20RP460ML2B7 are Active products, ensuring continued availability, manufacturer support, and compliance with current regulatory requirements.

Q: Are there any differences in RoHS or regulatory compliance between the original and substitute parts?

A: No. All three parts are ROHS3 Compliant with identical ECCN (EAR99) and HTSUS (8533.40.4000) classifications. The substitute parts additionally carry REACH Unaffected status.

Q: Does the packaging type affect electrical performance?

A: No. Both substitute parts are supplied in Bulk packaging and maintain identical electrical characteristics and thermal protection features as the original component.

Q: What are the key parameters that determine substitution eligibility?

A: Substitution is determined by equivalence in Maximum AC/DC voltage ratings, Varistor Voltage range, Surge Current capacity, Energy absorption, Capacitance, Operating Temperature range, Mounting type, Package form factor, and Thermal Protection features.