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MEAN WELL IRM-03-12 Switching Power Supply 12V DC 3W PCB Mount Enclosed Miniature Module IRM-03-12
Specifications
| Country of Origin | India |
|---|---|
| Brand | MEAN WELL |
| Power | 3W |
| Efficiency | 78% |
| Length | 37mm |
| Model | IRM-03-12 |
| Depth | 15mm |
| Gross Weight | 20g |
| Width | 24mm |
| Mount Type | PCB |
| EMC Immunity | Compliance to EN61000-4-2, 3, 4, 5, 6, 8, 11, EN55024, heavy industry level (surge L-N: 1 KV), criteria A |
| Series | IRM |
| Maximum Operating Temperature | 85°C |
| Minimum Operating Temperature | -30°C |
| Number of outputs | 1 |
| Maximum Input Voltage | 430, 305V dc |
| Maximum Output Voltage | 12V dc |
| SMPS Output Current | 250mA |
| Minimum Input Voltage | 85V ac |
| EMC Emission | Compliance to EN55022 (CISPR22) Class B, EN61000-3-2,-3 |
Key Features
- Compact size with dimensions 37mm x 24mm x 15mm allows easy integration on PCBs.
- Universal AC input range from 85V AC to 305V AC supports worldwide use.
- Maximum output voltage of 12V DC with constant output current of 250mA delivers 3W power output.
- Features overvoltage, overload, and short circuit protection for reliable operation.
- Constructed with phenolic case and fully potted silicone for anti-vibration resistance up to 5G.
- High efficiency of up to 80% and low no-load power consumption less than 0.075W.
- Meets EMI and EMC standards including EN55022 Class B and IEC 62368-1 certifications.
- Operates across temperature range of -30°C to 85°C for demanding environments.
Product Description
MEAN WELL IRM-03-12 Switching Power Supply is a compact, high-efficiency 3W AC-DC module designed for reliable PCB mounting. Featuring a phenolic case and fully potted silicone encapsulation, it caters to industrial demands by providing vibration resistance up to 5G and superior protection against dust and moisture. The IRM-03-12 model supports a universal input voltage range of 85V to 305V AC and delivers a steady 12V DC output at 250mA.
Its compact dimensions of 37mm length, 24mm width, and 15mm depth allow seamless integration into various equipment. This power supply boasts up to 80% efficiency, coupled with low no-load power consumption below 0.075W, making it energy efficient and compliant with global power consumption regulations.
Protection features include built-in overvoltage, overload, and short circuit safeguards ensuring stable and safe operation. Cooling is via free air convection, eliminating the need for additional cooling components. The unit qualifies to international safety and EMC standards, including UL 62368-1, TUV EN 60950, IEC 62368-1, and passes EMI requirements such as EN55022 Class B.
Applications for the IRM-03-12 encompass hand held electronic devices, factory automation equipment, mechanical apparatus, and other industrial electrical machinery. This switching power supply supports a wide operational temperature range from -30°C to 85°C, enabling durability in various industrial environments.
Compact 3W switching power supply for PCB mounting. Universal AC input from 85V to 305V AC. Stable 12V DC output at 250mA current. Built-in protections: overvoltage, overload, and short circuit. Robust phenolic case fully potted with silicone for vibration and moisture resistance.
Conforms to multiple international safety and EMC standards. High efficiency up to 80% with low idle power consumption. Operates between -30°C to +85°C temperature range. Free air convection cooling design. Ideal for industrial electronics, automation, and mechanical equipment.
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Frequently Asked Questions
The maximum output voltage of this model is 12V DC.
It has an efficiency rating of up to 80%.
This unit operates within a temperature range of -30°C to 85°C.
The dimensions of this model are 37mm in length, 24mm in width, and 15mm in depth.
It includes built-in overvoltage, overload, and short circuit protection.
The gross weight of this model is 20g.
This unit is designed for PCB mounting.
It complies with multiple international safety and EMC standards, including UL 62368-1 and EN55022 Class B.
The unit is constructed with a phenolic case and is fully potted with silicone for protection against vibration and moisture.
This power supply is suitable for applications in handheld electronic devices, factory automation equipment, and mechanical apparatus.
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