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VIBLSD1-S5-S24-SIP Equivalent & Substitute Parts
Part Overview
VIBLSD1-S5-S24-SIP is an isolated DC-DC converter module manufactured by CUI Inc., designed for ITE (Commercial) applications. It provides a single 24V output at up to 42mA, features a 1kV isolation voltage, and supports a 4.75V to 5.25V input range at a maximum output power of 1W. This module has been designated as "Obsolete". As a result, it is necessary to identify alternative models with matching electrical, mechanical, and compliance parameters to ensure seamless replacement in legacy or ongoing designs.
Substiute Parts
Key Parameters
| Parameter | VIBLSD1-S5-S24-SIP |
|---|---|
| Manufacturer | CUI Inc. |
| Description | DC DC CONVERTER 24V 1W |
| Type | Isolated Module |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 4.75V |
| Voltage - Input (Max) | 5.25V |
| Voltage - Output 1 | 24V |
| Current - Output (Max) | 42mA |
| Power (Watts) | 1 W |
| Voltage - Isolation | 1 kV |
| Features | SCP |
| Operating Temperature | -40°C ~ 85°C |
| Efficiency | 68% |
| Mounting Type | Through Hole |
| Package / Case | 6-SIP Module, 4 Leads |
| Size / Dimension | 0.77" x 0.24" x 0.39" |
| RoHS Status | RoHS Compliant |
| Product Status | Obsolete |
Substitute Part Grouping Explanation
Substitution is based strictly on electrical, mechanical, and compliance parameters explicitly provided for the VIBLSD1-S5-S24-SIP. Key parameters are:
- Single isolated output (24V, 42mA, 1W max)
- Input voltage range including 5V nominal
- Isolation rating at least 1kV
- Through Hole mounting in a 6-SIP Module, 4 Leads package
- Operating temperature equal to or wider than -40°C to 85°C
- Short circuit protection feature (SCP)
- RoHS compliance
- Dimensions approximately matching 0.77" x 0.24" x 0.39"
Only parts meeting all these criteria, as explicitly provided, are considered direct substitutes.
Parameter Comparison
| Parameter | VIBLSD1-S5-S24-SIP CUI Inc. |
PDM1-S5-S24-S CUI Inc. |
ITW0524SA XP Power |
TMR 1-0515 Traco Power |
|---|---|---|---|---|
| Description | DC DC CONVERTER 24V 1W | DC DC CONVERTER 24V 1W | DC DC CONVERTER 24V 1W | DC DC CONVERTER 24V 1W |
| Type | Isolated Module | Isolated Module | Isolated Module | Isolated Module |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Voltage - Input (Min) | 4.75V | 4.5V | 4.5V | 4.5V |
| Voltage - Input (Max) | 5.25V | 5.5V | 9V | 9V |
| Voltage - Output 1 | 24V | 24V | 24V | 24V |
| Current - Output (Max) | 42mA | 42mA | 42mA | 42mA |
| Power (Watts) | 1 W | 1 W | 1 W | 1 W |
| Voltage - Isolation | 1 kV | 1.5 kV | 1.5 kV | 1.5 kV |
| Features | SCP | SCP | SCP | OCP, SCP |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 105°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Efficiency | 68% | 81% | 76% | 76% |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole |
| Package / Case | 6-SIP Module, 4 Leads | 6-SIP Module, 4 Leads | 6-SIP Module, 4 Leads | 6-SIP Module, 4 Leads |
| Size / Dimension | 0.77" x 0.24" x 0.39" | 0.77" x 0.24" x 0.37" | 0.67" x 0.30" x 0.43" | 0.67" x 0.30" x 0.43" |
| RoHS Status | RoHS Compliant | RoHS Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Product Status | Obsolete | Obsolete | Active | Active |
Engineering Selection Recommendations
VIBLSD1-S5-S24-SIP and PDM1-S5-S24-S are obsolete models, while ITW0524SA (XP Power) and TMR 1-0515 (Traco Power) are active. All listed parts are RoHS compliant. ITW0524SA and TMR 1-0515 feature the required certifications as indicated in their product details and match input/output, isolation, and packaging parameters as defined. These models comply with the substitute selection requirements for electrical, mechanical, and regulatory parameters explicitly provided for this product category.
Frequently Asked Questions (FAQ)
Q1: What determines if a DC-DC converter can be substituted for VIBLSD1-S5-S24-SIP?
A1: The substitute must match the electrical parameters (input range, output voltage/current, power, isolation), mechanical configuration (through-hole, 6-SIP module, 4 leads, compatible dimensions), features (short circuit protection), operable temperature range, and required compliance (RoHS, as provided).
Q2: Does the mounting package differ between the main and substitute parts?
A2: All parts utilize a 6-SIP Module, 4 Leads through-hole package, meeting compatibility requirements.
Q3: Are there active substitutes for the obsolete VIBLSD1-S5-S24-SIP?
A3: ITW0524SA (XP Power) and TMR 1-0515 (Traco Power) are active products that meet the specified criteria.
Q4: Is RoHS compliance consistent across all substitutes?
A4: All listed substitute parts are indicated as RoHS compliant.
Q5: Are all features, such as short circuit protection (SCP), maintained in substitutes?
A5: SCP is present in all substitutes as specified in the provided data. TMR 1-0515 also includes OCP.
Q6: Should size and dimension variations be considered?
A6: Substitute parts feature dimensions closely matching the original. Acceptable variations are limited to those explicitly provided.
Q7: Are certifications and approvals matched in substitute parts?
A7: Substitutes include relevant certifications as listed in their product details. All provided certifications are referenced for each part.
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