Equivalent & Substitute Parts for Vicor 30234-068

Part Overview

The Vicor 30234-068 is a 61V 500A disc varistor classified as an uncategorized component. This part is currently obsolete, which necessitates identification of functionally equivalent alternatives for ongoing system support and new designs. Varistors in this voltage and current rating range serve critical transient voltage suppression functions in electronic circuits, making accurate substitution essential for maintaining circuit protection performance.

Substiute Parts

30234-068

Vicor CorporationIn Stock: 87530234-068 Datasheet

Current PartRFQ

V68ZA3P

Littelfuse Inc.In Stock: 10229V68ZA3P Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

The Littelfuse V68ZA3P qualifies as a functional substitute based on the following critical parameters:

• Varistor Voltage Range: The V68ZA3P nominal voltage of 68V falls within acceptable tolerance of the 61V specification, with a minimum varistor voltage of 61.2V that directly aligns with the original part's operating point.
• Surge Current Rating: Both parts are rated for 500A surge current, ensuring equivalent transient suppression capacity.
• Package Type: Both utilize disc form factor construction, maintaining mechanical compatibility in circuit board layouts.
• Compliance Standards: The substitute maintains ROHS3 compliance and MSL 1 rating, matching the original part's environmental and regulatory requirements.

Parameter Comparison

Engineering Selection Recommendations

The Littelfuse V68ZA3P is the identified substitute for the obsolete Vicor 30234-068. Selection is based on:

• Voltage Compatibility: The V68ZA3P minimum varistor voltage of 61.2V ensures operation within the original part's specified voltage window.
• Current Rating Equivalence: Matching 500A surge current rating maintains circuit protection performance.
• Active Product Status: The V68ZA3P is currently in active production, ensuring long-term availability and supply chain continuity.
• Regulatory Compliance: Both ROHS3 and MSL 1 certifications are maintained, supporting compliance requirements for regulated applications.

Frequently Asked Questions (FAQ)

Q: Can the Littelfuse V68ZA3P directly replace the Vicor 30234-068 in existing designs?

A: Yes. The V68ZA3P meets the critical electrical parameters (61.2V minimum varistor voltage, 500A surge current) and maintains identical package form factor and compliance certifications.

Q: What is the significance of the varistor voltage range (61.2V to 74.8V) on the substitute part?

A: The varistor voltage range defines the clamping threshold. The minimum value of 61.2V aligns with the original 61V specification, ensuring the substitute activates at the intended protection level.

Q: Are there packaging differences between the original and substitute parts?

A: Both parts use disc form factor construction. The V68ZA3P specifies 10mm disc diameter, which is standard for this component class and maintains mechanical compatibility.

Q: Does the substitute part maintain the same compliance certifications?

A: Yes. The V68ZA3P carries ROHS3 compliance and MSL 1 rating, matching the original part's environmental and regulatory certifications.

Q: Why is product status relevant to this substitution?

A: The original part is obsolete, making the active status of the V68ZA3P critical for ensuring continued availability and manufacturing support for new production runs and field replacements.