Equivalent & Substitute Parts for ERP610W331KDF0

Part Overview

The ERP610W331KDF0 is a ceramic capacitor manufactured by KEMET. This component is classified as obsolete, necessitating identification of active equivalent alternatives to maintain supply chain continuity and support ongoing production requirements. The substitute part identified maintains functional compatibility through alignment of critical electrical and mechanical parameters.

Substiute Parts

ERP610W331KDF0

KEMETIn Stock: 1035ERP610W331KDF0 Datasheet

Current PartRFQ

C721U331MWWDAAWL25

KEMETIn Stock: 1039C721U331MWWDAAWL25 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the obsolete ERP610W331KDF0 is based on the following critical parameters:

Electrical Parameters:

• Capacitance value: 330 pF
• Voltage rating: 760V
• Temperature coefficient: Y5U (E)
• Tolerance: ±20%

Mechanical Parameters:

• Mounting type: Through Hole
• Package style: Radial, Disc
• Lead configuration: Straight leads

Compliance Parameters:

• REACH Status: REACH Unaffected
• ECCN Classification: EAR99
• HTSUS Code: 8532.23.0060

The substitute part C721U331MWWDAAWL25 satisfies all critical parameters and maintains active product status, ensuring long-term availability and supply chain reliability.

Parameter Comparison

Engineering Selection Recommendations

The C721U331MWWDAAWL25 is the manufacturer-recommended substitute for the obsolete ERP610W331KDF0. Selection of this substitute is supported by the following factors:

Product Status: The substitute maintains active product status, ensuring continued availability and manufacturer support. The original part is classified as obsolete, creating supply chain risk.

Regulatory Compliance: Both components share identical REACH status (REACH Unaffected), ECCN classification (EAR99), and HTSUS code (8532.23.0060), ensuring equivalent regulatory treatment and export compliance.

Electrical Specifications: The substitute provides complete electrical parameter specification including 330 pF capacitance, 760V voltage rating, Y5U (E) temperature coefficient, and ±20% tolerance. These parameters align with the functional requirements of the original component.

Physical Configuration: The substitute utilizes through-hole mounting with radial disc package configuration and straight leads, maintaining compatibility with existing printed circuit board layouts and assembly processes.

Frequently Asked Questions (FAQ)

Q: Why is substitution of ERP610W331KDF0 necessary?

A: The ERP610W331KDF0 is classified as obsolete. The manufacturer-recommended substitute C721U331MWWDAAWL25 maintains active product status, ensuring long-term supply availability and manufacturer technical support.

Q: Are the electrical parameters identical between the two parts?

A: Both components share the same capacitance value of 330 pF. The substitute specifies 760V voltage rating, Y5U (E) temperature coefficient, and ±20% tolerance. These specifications define the functional operating envelope for ceramic capacitor applications.

Q: Will the substitute fit existing circuit board designs?

A: The substitute utilizes through-hole mounting with radial disc package configuration, 0.354" diameter (9.00mm), and 0.394" lead spacing (10.00mm). Verification of these physical dimensions against the original PCB layout is required to confirm mechanical compatibility.

Q: Are compliance certifications maintained with the substitute?

A: Both components maintain identical REACH status (REACH Unaffected), ECCN classification (EAR99), and HTSUS code (8532.23.0060). Regulatory and export compliance requirements are equivalent.

Q: What is the current inventory status of the substitute?

A: The C721U331MWWDAAWL25 has 992 pieces of new original stock available, providing adequate supply for production requirements.