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Equivalent & Substitute Parts for IRM-10-3.3
Part Overview
IRM-10-3.3 is an enclosed AC/DC converter manufactured by MEAN WELL USA Inc., designed for ITE (Commercial) applications. This module delivers a single output of 3.3V at up to 2.5A, with a universal input range of 85 ~ 305 VAC or 120 ~ 430 VDC. The product is RoHS compliant, carries multiple safety approvals, and is currently listed as active with available inventory. Identifying equivalent or substitute parts is necessary for design flexibility, risk mitigation in supply chain, and ensuring compatibility for direct replacement in electronic assemblies.
Substiute Parts
Key Parameters
| Parameter | IRM-10-3.3 |
|---|---|
| Manufacturer Part Number | IRM-10-3.3 |
| Series | IRM-10 (10W) |
| Voltage - Input | 85 ~ 305 VAC, 120 ~ 430 VDC |
| Voltage - Output 1 | 3.3V |
| Current - Output (Max) | 2.5A |
| Power (Watts) | 8.25 W |
| Number of Outputs | 1 |
| Mounting Type | Through Hole |
| Package / Case | 4-DIP Module |
| Size / Dimension | 1.80" L x 1.00" W x 0.85" H (45.7mm x 25.4mm x 21.5mm) |
| Operating Temperature | -30°C ~ 70°C (With Derating) |
| Efficiency | 74% |
| RoHS Status | ROHS3 Compliant |
| Approval Agency | CB, CE, cURus, EAC, TUV |
| Applications | ITE (Commercial) |
Substitute Part Grouping Explanation
Substitution logic is strictly based on the following allowed electrical and mechanical parameters relevant to enclosed AC/DC converter modules:
- Input voltage range
- Output voltage
- Maximum output current
- Power rating
- Number of outputs
- Mounting type
- Package/case dimensions
- Operating temperature range
- Efficiency
- Regulatory compliance and safety approvals
Only substitute parts matching or exceeding these critical parameters while maintaining equivalence in form factor and regulatory status are grouped for direct replacement consideration.
Parameter Comparison
| Parameter | IRM-10-3.3 | LD10-23B03R2 |
|---|---|---|
| Manufacturer | MEAN WELL USA Inc. | Mornsun America, LLC |
| Product Status | Active | Active |
| Type | Enclosed | Enclosed |
| Voltage - Input | 85 ~ 305 VAC, 120 ~ 430 VDC | 85 ~ 305 VAC, 100 ~ 430 VDC |
| Voltage - Output 1 | 3.3V | 3.3V |
| Current - Output (Max) | 2.5A | 2.6A |
| Power (Watts) | 8.25 W | 8.6 W |
| Number of Outputs | 1 | 1 |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | 4-DIP Module | 6-DIP Module, 4 Leads |
| Size / Dimension | 1.80" L x 1.00" W x 0.85" H (45.7mm x 25.4mm x 21.5mm) | 1.57" L x 1.00" W x 0.83" H (40.0mm x 25.4mm x 21.0mm) |
| Operating Temperature | -30°C ~ 70°C (With Derating) | -40°C ~ 85°C (With Derating) |
| Efficiency | 74% | 74% |
| RoHS Status | ROHS3 Compliant | RoHS Compliant |
| Approval Agency | CB, CE, cURus, EAC, TUV | CB, CE, cURus, UL |
| Applications | ITE (Commercial) | Household Appliances, ITE (Commercial) |
Engineering Selection Recommendations
Both IRM-10-3.3 and LD10-23B03R2 are active status products with RoHS compliance and multiple safety approvals (CB, CE, cURus). Each device is suitable for ITE (Commercial) applications and supports universal input voltage ranges. Substitute selection can be performed by matching product status, compliance certifications, and output characteristics as specified in the table above.
Frequently Asked Questions (FAQ)
Q1: What parameters must be matched for substituting IRM-10-3.3 with LD10-23B03R2?
A1: Substitution requires equivalent input voltage range, output voltage, maximum output current, power rating, number of outputs, mounting type, package/case dimensions, operating temperature range, efficiency, and certifications.
Q2: Are both units through-hole mountable and enclosed modules?
A2: Yes. Both IRM-10-3.3 and LD10-23B03R2 are enclosed AC/DC converter modules designed for through-hole mounting.
Q3: How do their dimensions and output characteristics compare?
A3: Both products are similar in output voltage (3.3V), output current (>2.5A), and size; however, package details vary slightly. Confirm physical compatibility based on listed dimensions and package type.
Q4: Are the approvals and compliance status equivalent for direct substitution?
A4: Each device is RoHS compliant and features safety approvals suitable for ITE (Commercial) applications. IRM-10-3.3 has CB, CE, cURus, EAC, TUV; LD10-23B03R2 provides CB, CE, cURus, UL.
Q5: Does one part offer wider operating temperature ranges?
A5: LD10-23B03R2 offers an operating temperature range of -40°C ~ 85°C (with derating), while IRM-10-3.3 is specified for -30°C ~ 70°C (with derating).
Q6: Do both part numbers provide a single regulated output voltage?
A6: Yes. Both IRM-10-3.3 and LD10-23B03R2 feature one output channel at 3.3V for use in power conversion applications.
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