MEAN WELL Switching Power Supply, IRM-20-3.3, 3.3V dc, 4.5A, 14.8W, 1 Output, 120 → 370 V dc, 85 → 264 V

The IRM-20 Series of encapsulated AC-DC power supplies meets anti-vibration demand up to 5G and provides resistance to dust and moisture while enhancing heat dissipation. The IRM-20 series is a 20 W single output compact solution and is ready to solder straight onto PCB boards. Featuring a universal input voltage range of 85 V ac to 264 V ac, these AC-DC module power supplies are highly versatile. Featuring low no-load power consumption below 0.1 W and high efficiency up to 85%, these switching power supplies meet worldwide regulations for power consumption. IRM-20 switch mode power supplies (SMPS) are a Class II design and include built-in EMI filtering components and excellent EMC features that prevent electromagnetic interference.

High efficiency up to 85% (depending on model)

Suitable applications include hand held electronic devices, factory automation equipment, mechanical equipment and industrial electrical equipment.

Safety standards: UL60950-1, TUV EN60950-1 approved
EMC emission: Compliance to EN55022 (CISPR22) Class B, EN61000-3-2,-3
EMC immunity: Compliance to EN61000-4-2,3,4,5,6,8,11, EN55024, heavy industry level (surge L-N: 1 KV), criteria A