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Equivalent & Substitute Parts: MEAN WELL USA Inc. SCW05A-09
Part Overview
The SCW05A-09 by MEAN WELL USA Inc. is an isolated module DC-DC converter delivering 9V at 556mA with a power rating of 5W, suitable for Information Technology Equipment (ITE) commercial applications. It is packaged in a 24-DIP module with 8 leads for through-hole mounting. The SCW05A-09 model is obsolete, necessitating the identification of qualified substitute and equivalent DC-DC converter models for continued design support and maintenance.
Substiute Parts
Key Parameters
| Manufacturer Part Number | Manufacturer | Series | 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 | RoHS Status | Moisture Sensitivity Level (MSL) | REACH Status | Product Status |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SCW05A-09 | MEAN WELL USA Inc. | SCW05 (5W) | Isolated Module | 1 | 9V | 18V | 9V | 556mA | 5 W | 1 kV | ITE (Commercial) | OCP, SCP | -40°C ~ 71°C (With Derating) | 80% | Through Hole | 24-DIP Module, 8 Leads | 1.25" L x 0.80" W x 0.48" H (31.8mm x 20.3mm x 12.2mm) | ROHS3 Compliant | 1 (Unlimited) | REACH Unaffected | Obsolete |
Substitute Part Grouping Explanation
Substitute parts are identified based strictly on matching electrical and mechanical specifications essential for the DC-DC converter category. The substitution logic is governed by parameters including: input voltage range (9V–18V), output voltage (9V), output current (556mA), maximum power (5W), isolation rating, application scope (ITE commercial), available features, efficiency, package type (24-DIP, 8 leads), mounting method, size, compliance status, and operating temperature. Only parts that directly correspond across these key attributes are included as substitutes.
Parameter Comparison
| Parameter | SCW05A-09 | REC5-1209SRW/H2/A |
|---|---|---|
| Manufacturer Part Number | SCW05A-09 | REC5-1209SRW/H2/A |
| Manufacturer | MEAN WELL USA Inc. | Recom Power |
| Type | Isolated Module | Isolated Module |
| Number of Outputs | 1 | 1 |
| Voltage - Input (Min) | 9V | 9V |
| Voltage - Input (Max) | 18V | 18V |
| Voltage - Output 1 | 9V | 9V |
| Current - Output (Max) | 556mA | 556mA |
| Power (Watts) | 5 W | 5 W |
| Voltage - Isolation | 1 kV | 2 kV |
| Applications | ITE (Commercial) | ITE (Commercial) |
| Features | OCP, SCP | SCP |
| Operating Temperature | -40°C ~ 71°C (With Derating) | -40°C ~ 75°C |
| Efficiency | 80% | 83% |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | 24-DIP Module, 8 Leads | 24-DIP Module, 8 Leads |
| Size / Dimension | 1.25" L x 0.80" W x 0.48" H (31.8mm x 20.3mm x 12.2mm) | 1.26" L x 0.80" W x 0.40" H (32.0mm x 20.3mm x 10.2mm) |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) |
| REACH Status | REACH Unaffected | REACH Unaffected |
| Product Status | Obsolete | Active |
Engineering Selection Recommendations
Selection of substitute DC-DC converters for the SCW05A-09 should prioritize models with matching electrical ratings, package configuration, and compliance certifications. Both SCW05A-09 and REC5-1209SRW/H2/A are ROHS3 compliant and unaffected by REACH, meeting regulatory and environmental requirements. The SCW05A-09 is obsolete; thus, REC5-1209SRW/H2/A is an active and available substitute part strictly conforming to the specified key parameters.
Frequently Asked Questions (FAQ)
Q: What determines a suitable substitute for the SCW05A-09 DC-DC converter?
A: Substitution is determined by identical or compatible input and output voltage ranges, output current, power rating, isolation rating, application type, features, mounting configuration, package size, and compliance status.
Q: How does package compatibility impact substitution for SCW05A-09?
A: Both SCW05A-09 and REC5-1209SRW/H2/A utilize the 24-DIP module with 8 leads and through-hole mounting, ensuring direct physical and electrical compatibility for board assembly.
Q: Are there differences in isolation voltage between SCW05A-09 and REC5-1209SRW/H2/A?
A: The isolation voltage is 1kV for SCW05A-09 and 2kV for REC5-1209SRW/H2/A. Both meet isolation standards for ITE (Commercial) applications as specified.
Q: Is the substitute DC-DC converter, REC5-1209SRW/H2/A, compliant with environmental requirements?
A: REC5-1209SRW/H2/A is ROHS3 compliant and REACH unaffected. Moisture Sensitivity Level (MSL) is 1 (Unlimited) for both models.
Q: Is the thermal performance comparable?
A: REC5-1209SRW/H2/A supports an operating temperature range of -40°C ~ 75°C; SCW05A-09 supports -40°C ~ 71°C with derating.
Q: Are the electrical features identical?
A: SCW05A-09 supports OCP and SCP; REC5-1209SRW/H2/A supports SCP. Both models include short circuit protection as specified.
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