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VI-24J-CX Equivalent & Substitute Parts Engineering Reference
Part Overview
The Vicor Corporation VI-24J-CX is an isolated DC-DC converter module from the VI-200™ (75W) series, offering 1 output at 36V, 2.08A, and featuring a wide input voltage range (55V–100V). This model is categorized as obsolete, necessitating identification of substitute parts for continued maintenance, system upgrades, or new designs requiring specification compliance and uninterrupted availability.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | VI-24J-CX |
| Manufacturer | Vicor Corporation |
| Series | VI-200™ (75W) |
| Type | Isolated Module |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 55V |
| Voltage - Input (Max) | 100V |
| Voltage - Output 1 | 36V |
| Current - Output (Max) | 2.08A |
| Power (Watts) | 75 W |
| Voltage - Isolation | 3 kV |
| Operating Temperature | -25°C ~ 85°C |
| Efficiency | 90% |
| Mounting Type | Through Hole |
| Package / Case | Full Brick |
| Size / Dimension | 4.60" L x 2.40" W x 0.50" H |
| RoHS Status | RoHS non-compliant |
| Product Status | Obsolete |
| Applications | ITE (Commercial) |
| Features | OCP, OTP, OVP, SCP |
| MSL | Not Applicable |
| REACH Status | REACH Unaffected |
| ECCN | EAR99 |
| HTSUS | 8504.40.9580 |
Substitute Part Grouping Explanation
Substitute selection is determined by matching critical electrical and mechanical parameters, specifically: input voltage range, output voltage and current, isolation voltage, efficiency, temperature range, output count, mounting type, package/case, series, and feature set. Substitution occurs only when all these provided parameters align exactly, ensuring compatibility in both function and mechanical integration.
Parameter Comparison
| Parameter | Main Part: VI-24J-CX | Substitute Part: VI-24J-CX-B1 |
|---|---|---|
| Manufacturer | Vicor Corporation | Vicor Corporation |
| Series | VI-200™ (75W) | VI-200™ (75W) |
| Type | Isolated Module | Isolated Module |
| Number of Outputs | 1 | 1 |
| Voltage - Input (Min) | 55V | 55V |
| Voltage - Input (Max) | 100V | 100V |
| Voltage - Output 1 | 36V | 36V |
| Current - Output (Max) | 2.08A | 2.08A |
| Power (Watts) | 75 W | 75 W |
| Voltage - Isolation | 3 kV | 3 kV |
| Operating Temperature | -25°C ~ 85°C | -25°C ~ 85°C |
| Efficiency | 90% | 90% |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | Full Brick | Full Brick |
| Size / Dimension | 4.60" L x 2.40" W x 0.50" H | 4.60" L x 2.40" W x 1.07" H |
| RoHS Status | RoHS non-compliant | RoHS non-compliant |
| Product Status | Obsolete | Active |
| Applications | ITE (Commercial) | ITE (Commercial) |
| Features | OCP, OTP, OVP, SCP | OCP, OTP, OVP, SCP |
| MSL | Not Applicable | Not Applicable |
| REACH Status | REACH Unaffected | REACH Unaffected |
| ECCN | EAR99 | EAR99 |
| HTSUS | 8504.40.9580 | 8504.40.9580 |
Engineering Selection Recommendations
Selection of VI-24J-CX-B1 as a substitute for VI-24J-CX is based on identical key electrical and mechanical parameters, consistent feature sets, compliance status (RoHS non-compliant), and maintained certifications. The substitute part VI-24J-CX-B1 is in active production, while VI-24J-CX is obsolete, supporting continued supply requirements within permitted compliance frameworks.
Frequently Asked Questions (FAQ)
Q1: What criteria were used to determine substitute compatibility for DC-DC converter modules?
Selection is strictly based on parameters including input voltage range, output voltage/current, isolation voltage, package/case, efficiency, temperature range, output count, mounting type, and feature set.
Q2: Are there any differences in RoHS or REACH compliance between VI-24J-CX and VI-24J-CX-B1?
Both models are RoHS non-compliant and REACH unaffected. There are no differences in compliance status as described in the provided data.
Q3: Does the substitute part have identical mounting and package specifications?
Both VI-24J-CX and VI-24J-CX-B1 utilize the Full Brick case and Through Hole mounting. The substitute part differs only in height (VI-24J-CX-B1 is 1.07" H vs 0.50" H), which should be considered for mechanical fitting.
Q4: Can VI-24J-CX-B1 be used in all applications previously utilizing VI-24J-CX?
Feature set, electrical performance, and mechanical mounting (with exception of height) match the obsolete model, permitting direct substitution within ITE (Commercial) applications per provided data.
Q5: What is the significance of product status in substitute selection?
Active production status ensures ongoing availability, supply continuity, and lifecycle support, especially when the original part is obsolete.
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