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MEAN WELL IRM-20-3.3 Switching Power Supply PCB Mount 3.3V DC 14.8W 4.5A Universal Input IRM-20-3.3
Specifications
| Country of Origin | India |
|---|---|
| Brand | MEAN WELL |
| Power | 14.8W |
| Efficiency | 76% |
| Length | 52.4mm |
| Model | IRM-20-3.3 |
| Depth | 24mm |
| Gross Weight | 59g |
| Width | 27.2mm |
| Mount Type | PCB |
| Safety Standards | UL60950-1, TUV EN60950-1 approved |
| 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 | 70°C |
| Minimum Operating Temperature | -30°C |
| Number of outputs | 1 |
| Maximum Input Voltage | 370, 264V dc |
| Maximum Output Voltage | 3.3V dc |
| SMPS Output Current | 4.5A |
| Minimum Input Voltage | 85V ac |
| EMC Emission | Compliance to EN55022 (CISPR22) Class B, EN61000-3-2,-3 |
Key Features
- High efficiency up to 76% ensuring energy savings.
- Compact PCB mount design ideal for integration in electronic devices.
- Universal input voltage range from 85V AC to 264V AC supporting various power systems.
- Operating temperature range from -30°C to 70°C suited for harsh industrial environments.
- Features overload, overvoltage, and short circuit protection for enhanced reliability.
- Encapsulated design provides vibration resistance up to 5G and protects against dust and moisture.
- Meets worldwide safety and EMC standards including UL 62368-1, TUV EN 62368-1, and IEC 62368-1.
- Output voltage is precisely regulated at 3.3V DC with a maximum output current of 4.5A.
Product Description
MEAN WELL IRM-20-3.3 is a 20W encapsulated switching power supply designed for PCB mounting with single 3.3V DC output and a rated power of 14.8W. This compact power supply supports a universal input voltage range from 85V AC to 264V AC, making it globally compatible with various AC power systems.
It features a robust encapsulated construction that provides resistance to vibration up to 5G and offers protection against dust and moisture ingress, enhancing reliability in industrial conditions. The power supply operates efficiently with up to 76% efficiency and consumes less than 0.1W under no-load conditions to save energy.
The IRM-20 series includes comprehensive protections such as overvoltage, overload, and short-circuit safeguarding. It operates over a wide temperature range from -30°C to 70°C, ensuring stability in harsh environments. The device is cooled by free air convection without the need for additional cooling fans.
Safety and electromagnetic compatibility certifications include UL 62368-1, TUV EN 62368-1, EAC TP TC 004, and IEC 62368-1, confirming adherence to international standards suitable for professional industrial and commercial applications.
High efficiency up to 76%. Overload, overvoltage, and short circuit protection integrated. Universal AC input voltage range of 85 to 264V AC. Compact size for PCB mounting. Vibration resistant encapsulated design. Low no-load power consumption below 0.1W.
Complies with international safety and EMC standards. Single output 3.3V DC at 4.5A maximum current. Operating temperature range from -30°C to 70°C. Cooled by free air convection.
This switching power supply is ideal for applications including handheld electronic devices, factory automation equipment, mechanical machines, and various industrial electrical equipment that require reliable and efficient DC power. The IRM-20 series provides a compact and dependable power solution for a wide range of industrial and commercial uses.
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Frequently Asked Questions
The maximum output current of this model is 4.5A.
It has an efficiency rating of up to 76%.
This unit operates within a temperature range of -30°C to 70°C.
The dimensions are 52.4mm in length, 27.2mm in width, and 24mm in depth.
It complies with UL 60950-1, TUV EN 60950-1, and IEC 62368-1 safety standards.
This unit features integrated overload, overvoltage, and short circuit protection for enhanced reliability.
The gross weight of this model is 59g.
It is designed for PCB mounting.
The output voltage is precisely regulated at 3.3V DC.
It is suitable for applications including handheld electronic devices, factory automation equipment, and various industrial electrical equipment.
It is cooled by free air convection without the need for additional cooling fans.
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