Equivalent & Substitute Parts Reference for Vicor VI-JNJ-EX DC-DC Converter

Part Overview

The Vicor Corporation VI-JNJ-EX is an isolated DC-DC converter module with a single 36V output at 2.08A, an input voltage range of 36V to 76V, and 75W of power. The module features a 3 kV isolation voltage, includes overcurrent and short circuit protection, and is designed for ITE (commercial) applications. The VI-JNJ-EX is delivered in a half-brick through-hole package. This part is currently classified as "Obsolete," which necessitates the identification of alternative or equivalent models for ongoing projects and maintenance purposes.

Key Parameters

Parameter	Specification
Manufacturer	Vicor Corporation
Series	VI-J00™ (75W)
Product Status	Obsolete
Type	Isolated Module
Number of Outputs	1
Voltage - Input (Min)	36V
Voltage - Input (Max)	76V
Voltage - Output 1	36V
Current - Output (Max)	2.08A
Power (Watts)	75 W
Voltage - Isolation	3 kV
Features	OCP, SCP
Operating Temperature	-10°C ~ 100°C
Efficiency	88%
Mounting Type	Through Hole
Package / Case	Half Brick
RoHS Status	RoHS non-compliant

Substitute Part Grouping Explanation

Substitute parts are identified by matching all critical electrical and mechanical parameters without deviation, strictly according to the parameters listed: input voltage range, output voltage, output current, power rating, isolation voltage, features (OCP, SCP), operating temperature range, mounting type, package (half brick), and product-specific compliance and certification information. Only parts that precisely meet these conditions are included as substitutes.

Parameter Comparison

Parameter	Main Part: VI-JNJ-EX	Substitute: VI-JNJ-EX-F2
Manufacturer	Vicor Corporation	Vicor Corporation
Series	VI-J00™ (75W)	VI-J00™ (75W)
Product Status	Obsolete	Active
Type	Isolated Module	Isolated Module
Number of Outputs	1	1
Voltage - Input (Min)	36V	36V
Voltage - Input (Max)	76V	76V
Voltage - Output 1	36V	36V
Current - Output (Max)	2.08A	2.08A
Power (Watts)	75 W	75 W
Voltage - Isolation	3 kV	3 kV
Features	OCP, SCP	OCP, SCP
Operating Temperature	-10°C ~ 100°C	-10°C ~ 100°C
Efficiency	88%	88%
Mounting Type	Through Hole	Through Hole
Package / Case	Half Brick	Half Brick
RoHS Status	RoHS non-compliant	RoHS non-compliant

Engineering Selection Recommendations

The main part number VI-JNJ-EX is obsolete, while the substitute VI-JNJ-EX-F2 is active. Both are RoHS non-compliant, have the same series, the same electrical and mechanical specifications, and matching compliance attributes. Based on the provided product status and compliance details, VI-JNJ-EX-F2 is a functionally equivalent substitute.

Frequently Asked Questions (FAQ)

Q1: What are the main criteria for selecting a substitute for VI-JNJ-EX?
A1: Substitute selection is strictly based on matching input/output voltage range, output current, power rating, isolation voltage, protection features, efficiency, operating temperature, mounting type, package size, and compliance status.

Q2: Are there dimensional differences between VI-JNJ-EX and VI-JNJ-EX-F2 that affect compatibility?
A2: VI-JNJ-EX and VI-JNJ-EX-F2 differ in package dimensions. Review the size and footprint required for specific applications.

Q3: Is RoHS status matched between the compared parts?
A3: Both VI-JNJ-EX and VI-JNJ-EX-F2 are RoHS non-compliant.

Q4: Can VI-JNJ-EX-F2 be used in all applications that specified VI-JNJ-EX?
A4: VI-JNJ-EX-F2 matches all listed electrical, mechanical, and compliance attributes of VI-JNJ-EX.

Q5: Does the product status affect long-term availability?
A5: VI-JNJ-EX is obsolete; VI-JNJ-EX-F2 is active, indicating ongoing availability according to the provided inventory status.

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