Vicor VI-J4K-EZ Equivalent & Substitute Parts Reference

Part Overview

The Vicor VI-J4K-EZ is an isolated module DC-DC converter designed for commercial ITE applications, delivering one output of 40V at up to 625mA with an input voltage range of 55V to 100V and total power of 25W. This module offers 3kV isolation, overcurrent and short-circuit protection features, and operates from –10°C to +100°C. As this product is classified as "Obsolete," identifying alternative models is essential for ongoing designs, maintenance, or replacement purposes where the original part is no longer available in the supply chain.

Substiute Parts

VI-J4K-EZ

Vicor CorporationIn Stock: 809VI-J4K-EZ Datasheet

Current PartRFQ

VI-J4K-EZ-F1

Vicor CorporationIn Stock: 1188VI-J4K-EZ-F1 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution is determined strictly by matching the following key parameters: Type, Number of Outputs, Voltage - Input (Min), Voltage - Input (Max), Voltage - Output 1, Current - Output (Max), Power (Watts), Voltage - Isolation, Features, Operating Temperature, Efficiency, Mounting Type, and Package / Case. All substitute models listed possess these identical electrical and mechanical parameters, supporting interchangeability within the specified application context.

Parameter Comparison

Engineering Selection Recommendations

Selection between Vicor VI-J4K-EZ and VI-J4K-EZ-F1 can be based on product status and compliance information. The main part, VI-J4K-EZ, is listed as obsolete, while VI-J4K-EZ-F1 is active. Both modules are RoHS non-compliant and REACH unaffected, and share identical ECCN and HTSUS classifications. Suitability for new designs or ongoing usage should reference the active status and regulatory standings as provided.

Frequently Asked Questions (FAQ)

Q1: What are the key substitution criteria for Vicor VI-J4K-EZ DC DC converter modules?
A1: Substitution requires identical values for Type, Number of Outputs, Input Voltage Range, Output Voltage, Output Current, Power Rating, Isolation Voltage, Features, Operating Temperature, Efficiency, Mounting Type, and Package / Case.

Q2: Is the package size identical between VI-J4K-EZ and VI-J4K-EZ-F1?
A2: Both are classified as "Half Brick" modules, but the actual size/dimensions differ. Verify physical fit according to the provided dimensions.

Q3: Are there compliance differences between the main and substitute parts?
A3: Both parts are RoHS non-compliant and REACH unaffected per the provided parameters.

Q4: Can VI-J4K-EZ-F1 be used as a direct substitute for VI-J4K-EZ in terms of electrical requirements?
A4: All electrical parameters listed are equivalent, making VI-J4K-EZ-F1 suitable in applications where identical electrical performance is required.

Q5: What is the main reason to select a substitute part in this case?
A5: The main part, VI-J4K-EZ, is obsolete. The active status of VI-J4K-EZ-F1 makes it available for procurement and use in designs needing continuity.