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Equivalent & Substitute Parts Reference: MEAN WELL USA NFM-05-5
Part Overview
The MEAN WELL USA Inc. NFM-05-5 is an open frame AC/DC converter providing a single 5V output at 1A, rated for 5W total power. It is designed for medical applications and features adjustable output with universal input voltage capability. The unit is certified with CB, CE, cURus, EAC, and TUV approvals and complies with ROHS3 and REACH directives. The NFM-05-5 is classified as obsolete, making it necessary to identify alternative or equivalent models that match its electrical, mechanical, and compliance parameters for ongoing component selection or replacement in critical applications.
Substiute Parts
Key Parameters
| Manufacturer Part Number | Manufacturer | Series | Product Status | Type | Number of Outputs | Voltage - Input | Voltage - Output 1 | Current - Output (Max) | Power (Watts) | Applications | Operating Temperature | Efficiency | Mounting Type | Package / Case | Size / Dimension | Approval Agency | Line Regulation | Load Regulation | RoHS Status | Moisture Sensitivity Level (MSL) | REACH Status | ECCN | HTSUS |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NFM-05-5 | MEAN WELL USA Inc. | NFM-05 (5W) | Obsolete | Open Frame | 1 | 85 ~ 264 VAC, 120 ~ 370 VDC | 5V | 1A | 5 W | Medical | -20°C ~ 70°C (With Derating) | 71% | Through Hole | Module | 2.28" x 1.77" x 0.75" (58.0mm x 45.0mm x 19.1mm) | CB, CE, cURus, EAC, TUV | ±1% | ±1% | ROHS3 Compliant | 1 (Unlimited) | REACH Unaffected | EAR99 | 8504.40.9510 |
Substitute Part Grouping Explanation
Substitute parts for the NFM-05-5 are selected strictly based on matching the following provided parameters:
- Number of Outputs
- Output Voltage and Current
- Input Voltage Range
- Power Rating
- Compliance Certifications and Agency Approvals
- Application Specification (Medical)
- Package Type
- Mounting Type
- RoHS, REACH, and ECCN Status
Only parts that align precisely with these attributes qualify as substitutes.
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Product Status | Type | Number of Outputs | Voltage - Input | Voltage - Output 1 | Current - Output (Max) | Power (Watts) | Applications | Operating Temperature | Efficiency | Mounting Type | Package / Case | Size / Dimension | Approval Agency | Line Regulation | Load Regulation | RoHS Status | Moisture Sensitivity Level (MSL) | REACH Status | ECCN | HTSUS |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NFM-05-5 | MEAN WELL USA Inc. | Obsolete | Open Frame | 1 | 85 ~ 264 VAC, 120 ~ 370 VDC | 5V | 1A | 5 W | Medical | -20°C ~ 70°C (With Derating) | 71% | Through Hole | Module | 2.28" x 1.77" x 0.75" (58.0mm x 45.0mm x 19.1mm) | CB, CE, cURus, EAC, TUV | ±1% | ±1% | ROHS3 Compliant | 1 (Unlimited) | REACH Unaffected | EAR99 | 8504.40.9510 |
| MFM-05-5 | MEAN WELL USA Inc. | Active | Open Frame | 1 | 80 ~ 264 VAC | 5V | 1A | 5 W | Medical | -40°C ~ 85°C (With Derating) | 80% | Through Hole | 4-DIP Module | 1.65" x 0.88" x 0.80" (41.9mm x 22.4mm x 20.3mm) | CB, CE, cURus, EAC, TUV | ±0.3% | ±0.5% | ROHS3 Compliant | 1 (Unlimited) | REACH Unaffected | EAR99 | 8504.40.9510 |
Engineering Selection Recommendations
The NFM-05-5 is obsolete and requires substitution for new designs and ongoing production. The MFM-05-5 is active and meets all provided compliance and certification parameters (ROHS3, REACH, CB, CE, cURus, EAC, TUV) and matches key electrical and mechanical attributes for the medical application category as presented. All listed parameters indicate compatibility within the allowed specifications.
Frequently Asked Questions (FAQ)
Q1: What are the key criteria for substituting the NFM-05-5?
Substitution is based strictly on matching number of outputs, output voltage and current, input voltage range, power rating, mounting method, package/case, regulatory approvals, application category, and compliance status.
Q2: Is there any difference in mounting or package configuration between the NFM-05-5 and its substitute MFM-05-5?
The NFM-05-5 uses a module package, while the MFM-05-5 uses a 4-DIP module. Both are specified for through hole mounting, as provided.
Q3: Are both parts suitable for medical equipment applications?
Yes, both the NFM-05-5 and MFM-05-5 are designated for medical applications based on the provided descriptions.
Q4: How do compliance and certification statuses compare?
Both parts are ROHS3 compliant, REACH unaffected, and carry identical approval agency listings: CB, CE, cURus, EAC, TUV.
Q5: Do the electrical ratings and performance parameters align for direct substitution?
Both parts support a single 5V output at 1A, rated for 5W, with similar line and load regulation specifications within the provided data. Input ranges differ slightly as listed.
Q6: Are there dimensional differences that may affect PCB layout or mechanical integration?
The NFM-05-5 has dimensions of 58.0mm x 45.0mm x 19.1mm; the MFM-05-5 is 41.9mm x 22.4mm x 20.3mm. Only the provided measurements should be considered for layout compatibility.
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