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Equivalent & Substitute Parts for IRM-15-3.3 AC/DC Converter
Part Overview
The IRM-15-3.3 from MEAN WELL USA Inc. is an active, enclosed AC/DC converter providing a single 3.3V output at up to 3.5A and 12W power. It features universal input voltage capability and multiple safety certifications, making it suitable for ITE (Commercial) applications. Finding alternative models is important for applications subject to supply chain restrictions, regulatory requirements, or where comparative performance and certification are required.
Substiute Parts
Key Parameters
| Manufacturer Part Number | Manufacturer | Description | 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 | REACH Status |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| IRM-15-3.3 | MEAN WELL USA Inc. | AC/DC CONVERTER 3.3V 12W | IRM-15 (15W) | Active | Enclosed | 1 | 85 ~ 305 VAC, 120 ~ 430 VDC | 3.3V | 3.5A | 12W | ITE (Commercial) | Universal Input | -30°C ~ 70°C (With Derating) | 74% | Through Hole | 4-DIP Module | 2.06" L x 1.07" W x 0.94" H | CB, CE, cURus, TUV | ±0.5% | ±1% | ROHS3 Compliant | REACH Unaffected |
| LD15-23B03R2 | Mornsun America, LLC | AC/DC CONVERTER 3.3V 13W | 305RAC / LD-R2 | Active | Enclosed | 1 | 85 ~ 305 VAC, 100 ~ 430 VDC | 3.3V | 4A | 13W | Household Appliances, ITE (Commercial), Medical | Adjustable Output | -40°C ~ 85°C (With Derating) | 82% | Through Hole | 5-DIP Module, 4 Leads | 1.87" L x 1.06" W x 0.93" H | CB, CE, cURus, UL | ±0.5% | ±1% | RoHS Compliant | REACH Unaffected |
Substitute Part Grouping Explanation
Substitute parts for enclosed AC/DC converters such as IRM-15-3.3 are grouped based strictly on matching the following key parameters: voltage input range, output voltage, maximum output current, output power, number of outputs, mounting type, product status, and regulatory compliance. Only devices that precisely meet these criteria are classified as valid substitutes.
Parameter Comparison
| Manufacturer Part Number | Product Status | Type | Number of Outputs | Voltage - Input | Voltage - Output 1 | Current - Output (Max) | Power (Watts) | Efficiency | Mounting Type | Package / Case | Size / Dimension | Approval Agency | RoHS Status | REACH Status |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| IRM-15-3.3 | Active | Enclosed | 1 | 85 ~ 305 VAC, 120 ~ 430 VDC | 3.3V | 3.5A | 12W | 74% | Through Hole | 4-DIP Module | 2.06" L x 1.07" W x 0.94" H | CB, CE, cURus, TUV | ROHS3 Compliant | REACH Unaffected |
| LD15-23B03R2 | Active | Enclosed | 1 | 85 ~ 305 VAC, 100 ~ 430 VDC | 3.3V | 4A | 13W | 82% | Through Hole | 5-DIP Module, 4 Leads | 1.87" L x 1.06" W x 0.93" H | CB, CE, cURus, UL | RoHS Compliant | REACH Unaffected |
Engineering Selection Recommendations
Both IRM-15-3.3 and LD15-23B03R2 are active and RoHS compliant, with comparable regulatory certifications. Each offers universal input voltage and enclosed construction suitable for through-hole mounting. Product status and agency approvals are compatible with ITE and household appliance applications. Both are affected by REACH as indicated and maintain unrestricted compliance status.
Frequently Asked Questions (FAQ)
Q: What input voltage ranges are supported for substitution?
A: Both IRM-15-3.3 and LD15-23B03R2 support wide input voltage ranges of 85 ~ 305 VAC and 100/120 ~ 430 VDC as listed.
Q: Are output voltages identical between main and substitute parts?
A: Both units provide a single 3.3V output.
Q: Is there a difference in mounting types and package formats?
A: Both models use through-hole mounting; IRM-15-3.3 is in a 4-DIP module format and LD15-23B03R2 in a 5-DIP module with 4 leads.
Q: Can substitute parts be used in identical mechanical locations?
A: Substitute selection is based on provided mechanical dimensions and mounting type. The listed package sizes are similar, but reference exact measurements prior to layout.
Q: What certifications and environmental compliance are provided?
A: Both parts list CB, CE, cURus certifications. IRM-15-3.3 also lists TUV; LD15-23B03R2 adds UL. Both indicate RoHS and REACH compliance based on the provided information.
Q: Are substitute parts active and available?
A: Both the IRM-15-3.3 and LD15-23B03R2 are listed with active status and available inventory.
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