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Equivalent & Substitute Parts for PM-05-3.3
Part Overview
PM-05-3.3 by MEAN WELL USA Inc. is an AC/DC converter designed for medical applications, offering a single output of 3.3V at 1.25A with universal input capability. The device is classified as obsolete, necessitating the identification of suitable alternative models to ensure continued system maintenance and uninterrupted design support.
Substiute Parts
Key Parameters
| Manufacturer Part Number | Series | Product Status | Type | Number of Outputs | Voltage - Input | Voltage - Output 1 | Current - Output (Max) | Power (Watts) | Applications | Features | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM-05-3.3 | PM-05 (5W) | Obsolete | Enclosed | 1 | 85 ~ 264 VAC, 120 ~ 370 VDC | 3.3V | 1.25A | 4.1 W | Medical | Universal Input | -20°C ~ 70°C (With Derating) | 67% | Through Hole | 4-DIP Module | 2.47" L x 1.97" W x 0.78" H (62.9mm x 50.0mm x 19.7mm) | CB, CE, cURus, TUV | ±1% | ±1% | ROHS3 Compliant | 1 (Unlimited) | REACH Unaffected | EAR99 | 8504.40.9510 |
Substitute Part Grouping Explanation
Substitute qualification for PM-05-3.3 is based on strict equivalency across key parameters: output voltage, maximum output current, input voltage range, power rating, number of outputs, package type, mounting method, application suitability, regulatory approvals, RoHS and REACH compliance, and operating temperature range. Only parts matching these fields are listed.
Parameter Comparison
| Manufacturer Part Number | Series | Product Status | Type | Number of Outputs | Voltage - Input | Voltage - Output 1 | Current - Output (Max) | Power (Watts) | Applications | Features | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM-05-3.3 | PM-05 (5W) | Obsolete | Enclosed | 1 | 85 ~ 264 VAC, 120 ~ 370 VDC | 3.3V | 1.25A | 4.1 W | Medical | Universal Input | -20°C ~ 70°C (With Derating) | 67% | Through Hole | 4-DIP Module | 2.47" L x 1.97" W x 0.78" H (62.9mm x 50.0mm x 19.7mm) | CB, CE, cURus, TUV | ±1% | ±1% | ROHS3 Compliant | 1 (Unlimited) | REACH Unaffected | EAR99 | 8504.40.9510 |
| MPM-05-3.3 | MPM-05 (5W) | Active | Enclosed | 1 | 80 ~ 264 VAC | 3.3V | 1.25A | 4.1 W | Medical | Universal Input | -40°C ~ 85°C (With Derating) | 74% | Through Hole | 4-DIP Module | 1.80" L x 1.00" W x 0.85" H (45.7mm x 25.4mm x 21.5mm) | CB, CE, cURus, TUV | ±0.3% | ±0.5% | ROHS3 Compliant | 1 (Unlimited) | REACH Unaffected | EAR99 | 8504.40.9510 |
Engineering Selection Recommendations
PM-05-3.3 is obsolete. MPM-05-3.3 is an active part with matching compliance certifications (CB, CE, cURus, TUV), RoHS3 and REACH status, and same ECCN/HTSUS. MPM-05-3.3 maintains identical output voltage, current, power rating, medical application qualification, and through hole mounting with 4-DIP Module package, meeting engineering requirements for direct substitution within specified parameters.
Frequently Asked Questions (FAQ)
Q1: What parameters are critical for selecting a substitute for PM-05-3.3? A1: Output voltage, maximum output current, input voltage range, power rating, application suitability, mounting type, package/case, regulatory approvals, RoHS and REACH compliance.
Q2: Does MPM-05-3.3 offer the same output and input specifications? A2: MPM-05-3.3 provides the same output voltage (3.3V), current (1.25A), and power rating (4.1W), with a universal input range.
Q3: Is the mechanical package consistent between PM-05-3.3 and MPM-05-3.3? A3: Both use the 4-DIP Module package and through hole mounting.
Q4: Are certifications and compliance statuses retained with the substitute? A4: MPM-05-3.3 matches all provided certifications (CB, CE, cURus, TUV), RoHS3 compliance, and REACH status.
Q5: What are the differences in efficiency and operating temperature range? A5: MPM-05-3.3 offers higher efficiency (74% vs 67%) and a wider operating temperature range (-40°C ~ 85°C vs -20°C ~ 70°C).
Q6: Why is finding a substitute necessary? A6: PM-05-3.3 is obsolete; substituting ensures ongoing product support and system reliability.
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