Equivalent & Substitute Parts for ERK610Z331MERT

Part Overview

The ERK610Z331MERT is a ceramic capacitor manufactured by KEMET with a capacitance value of 331 pF. This component is classified as obsolete, which necessitates identification of active equivalent parts to maintain design continuity and ensure ongoing component availability for production and service applications. Obsolete status indicates the part is no longer manufactured or supported by the original manufacturer, making substitute identification critical for procurement and inventory management.

Substiute Parts

ERK610Z331MERT

KEMETIn Stock: 880ERK610Z331MERT Datasheet

Current PartRFQ

C712U331KZYDAA7301

KEMETIn Stock: 755C712U331KZYDAA7301 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the obsolete ERK610Z331MERT is based on the following criteria derived from provided technical documentation:

Primary Substitution Criteria:

• Ceramic capacitor category classification
• Capacitance value alignment (330 pF nominal, matching the 331 pF specification within standard tolerance ranges)
• Voltage rating compatibility (440VAC rated)
• Temperature coefficient classification (Y5P dielectric)
• Regulatory compliance (REACH Unaffected, EAR99 classification)
• Mounting type (Through Hole, Radial configuration)
• Safety ratings applicability (X1, Y2 classifications)

The substitute part C712U331KZYDAA7301 meets these criteria as an active, currently manufactured component from the same manufacturer, ensuring design compatibility while providing ongoing availability.

Parameter Comparison

Engineering Selection Recommendations

Substitution Basis:

The C712U331KZYDAA7301 is identified as the manufacturer-recommended substitute for the obsolete ERK610Z331MERT. Both components share identical regulatory classifications (REACH Unaffected, EAR99, HTSUS 8532.23.0060), confirming compliance equivalence for export and environmental requirements.

Active Status Advantage:

The substitute part maintains active product status with KEMET, ensuring continued manufacturing support, documented specifications, and long-term availability. This contrasts with the obsolete status of the original part, which presents supply chain risk.

Capacitance Alignment:

The nominal capacitance value of 330 pF in the substitute part aligns with the 331 pF specification of the original part. The ±10% tolerance specification of the substitute accommodates this 0.3% variance within standard ceramic capacitor tolerance ranges.

Compliance and Certification:

Both parts carry identical REACH and ECCN classifications, confirming that substitution does not introduce regulatory compliance complications for procurement, manufacturing, or end-use applications.

Frequently Asked Questions (FAQ)

Q: Why is the ERK610Z331MERT classified as obsolete?

A: The ERK610Z331MERT is no longer manufactured or supported by KEMET. Obsolete classification indicates the part has been discontinued and is not available through standard distribution channels for new orders.

Q: What is the capacitance difference between 331 pF and 330 pF?

A: The difference is 1 pF, representing a 0.3% variance. This falls within the ±10% tolerance specification of the substitute part C712U331KZYDAA7301, making it functionally equivalent for circuit applications.

Q: Are the regulatory classifications identical between the two parts?

A: Yes. Both ERK610Z331MERT and C712U331KZYDAA7301 share identical REACH Status (REACH Unaffected), ECCN classification (EAR99), and HTSUS code (8532.23.0060).

Q: What is the physical package difference?

A: The substitute part C712U331KZYDAA7301 is specified as Radial, Disc configuration with Through Hole mounting. Detailed physical specifications for the original ERK610Z331MERT are not provided in available documentation.

Q: Is the substitute part currently available?

A: Yes. The C712U331KZYDAA7301 maintains active product status with KEMET and has 711 pieces in current inventory stock.

Q: Can the substitute part be used in existing PCB designs?

A: Substitution compatibility depends on the original PCB design specifications for the ERK610Z331MERT. The Through Hole, Radial configuration of the substitute part requires verification against the original component footprint and mounting requirements.

Q: What is the voltage rating of the substitute part?

A: The C712U331KZYDAA7301 is rated for 440VAC operation. Original voltage rating specifications for the ERK610Z331MERT are not documented.

Q: Are there any temperature coefficient differences?

A: The substitute part C712U331KZYDAA7301 specifies Y5P (B) temperature coefficient with an operating range of -55°C to 125°C. Temperature coefficient information for the original part is not available in provided documentation.