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Equivalent & Substitute Parts Reference for SW003A5F91-SR
Part Overview
The SW003A5F91-SR, manufactured by OmniOn Power, is an isolated module DC-DC converter in the SW003 series. It provides 1 output of 3.3V at up to 3.5A, with a wide input voltage range of 36V to 75V and an isolation voltage of 2.25 kV. Other features include remote on/off, OCP, OVP, UVLO, and a compact 6-SMD module package. The product status is “Obsolete,” making it necessary to identify substitute models to ensure continued operational capability in designs and inventory replenishment.
Substiute Parts
Key Parameters
| Manufacturer Part Number | Series | Product Status | Type | Number of Outputs | Voltage - Input (Min) | Voltage - Input (Max) | Voltage - Output 1 | Current - Output (Max) | Power (Watts) | Voltage - Isolation | Applications | Features | Operating Temperature | Efficiency | Mounting Type | Package / Case | Size / Dimension | Control Features | Moisture Sensitivity Level (MSL) | ECCN | HTSUS |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SW003A5F91-SR | SW003 | Obsolete | Isolated Module | 1 | 36V | 75V | 3.3V | 3.5A | 12 W | 2.25 kV | ITE (Commercial) | Remote On/Off, OCP, OVP, UVLO | -40°C ~ 85°C | 85% | Surface Mount | 6-SMD Module | 1.10" L x 0.96" W x 0.34" H | Enable, Active Low | Not Applicable | EAR99 | 8504.40.9580 |
Substitute Part Grouping Explanation
Substitute parts are selected strictly based on matching technical and regulatory parameters: input and output voltage ranges, output current, output power, isolation voltage, number of outputs, operating temperature range, features, mounting type, package, dimensions, and compliance status. Substitute grouping is only based on equivalency within these defined electrical and mechanical parameters for isolated DC-DC modules in the SW003 series.
Parameter Comparison
| Manufacturer Part Number | Series | Product Status | Type | Number of Outputs | Voltage - Input (Min) | Voltage - Input (Max) | Voltage - Output 1 | Current - Output (Max) | Power (Watts) | Voltage - Isolation | Applications | Features | Operating Temperature | Efficiency | Mounting Type | Package / Case | Size / Dimension | Control Features | Moisture Sensitivity Level (MSL) | ECCN | HTSUS |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SW003A5F91-SR | SW003 | Obsolete | Isolated Module | 1 | 36V | 75V | 3.3V | 3.5A | 12 W | 2.25 kV | ITE (Commercial) | Remote On/Off, OCP, OVP, UVLO | -40°C ~ 85°C | 85% | Surface Mount | 6-SMD Module | 1.10" L x 0.96" W x 0.34" H | Enable, Active Low | Not Applicable | EAR99 | 8504.40.9580 |
| SW003A5F91-SRZ | SW003 | Active | Isolated Module | 1 | 36V | 75V | 3.3V | 3.5A | 12 W | 2.25 kV | ITE (Commercial) | Remote On/Off, OCP, OVP, UVLO | -40°C ~ 85°C | 85% | Surface Mount | 6-SMD Module | 1.10" L x 0.96" W x 0.34" H | Enable, Active Low | 2A (4 Weeks) | EAR99 | 8504.40.9580 |
Engineering Selection Recommendations
The SW003A5F91-SR is classified as obsolete. The SW003A5F91-SRZ is active, RoHS compliant, and has equivalent key electrical, mechanical, and regulatory parameters. The substitute maintains the same series and supports all functional requirements specified, with documented compliance and MSL rating.
Frequently Asked Questions (FAQ)
Q: What determines a valid substitute for the SW003A5F91-SR DC-DC converter?
A: Substitute parts must match all critical parameters including input voltage range, output voltage and current, power rating, isolation voltage, package outline, mounting type, operating temperature, and features.
Q: Is the SW003A5F91-SRZ an exact electrical and mechanical replacement for SW003A5F91-SR?
A: The SW003A5F91-SRZ matches all provided electrical, mechanical, and regulatory parameters for direct substitution in the same category.
Q: Are there changes in form factor or pinout between SW003A5F91-SR and SW003A5F91-SRZ?
A: Both models share the same 6-SMD module package and identical external dimensions.
Q: Is there a difference in compliance or certification status between the main and substitute part numbers?
A: The SW003A5F91-SRZ is RoHS compliant, while SW003A5F91-SR compliance is listed as “REACH Unaffected.” Both have ECCN code EAR99 and HTSUS 8504.40.9580.
Q: Is the substitute available in standard industry packaging formats?
A: SW003A5F91-SRZ is offered in Cut Tape (CT) and Digi-Reel®, supporting standard automated assembly processes.
Q: What is the moisture sensitivity rating difference between the two parts?
A: SW003A5F91-SR is classified as Not Applicable for MSL; SW003A5F91-SRZ is rated at MSL 2A (4 Weeks).
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