• Output Power: 3 W
• Output Voltage: 5 V DC
• Output Current: 600 mA
• Input Voltage Range: 85 – 305 V AC / 120 – 430 V DC, 47 – 63 Hz
• Efficiency: 72 %
• Ripple & Noise: max. 100 mVp-p
• Inrush Current: 10 A @115 VAC / 20 A @230 VAC
• No-load Power Consumption: < 0.075 W
• Operating Temperature: −30 °C to +85 °C
• Cooling: Free air convection
• Protection Functions: Short circuit, Overload, Over voltage
• Overvoltage Category: OVC II
• Isolation Voltage: 4200 V AC between Input and Output
• Dimensions (L x W x H): 37 mm x 24 mm x 15 mm
• Weight: approx. 23 g
• Safety & EMC Certificates: UL62368-1, EN60335-1, EN61558-1/-2-16, CB, EAC, CE
• Vibration Resistance: 5G
• Manufacturer Warranty: 3 years

Information about the MEAN WELL IRM-03-5

The MEAN WELL IRM-03-5 is a miniature 3W AC-DC module-type power supply, specifically designed for direct soldering onto the PCB boards of electronic instruments and industrial automation equipment. This high-reliability module features a Class II isolation design, meaning it lacks a functional ground (FG) pin, which facilitates easier integration into a variety of electrical setups. The device is housed in a flame-retardant phenolic case and fully potted with silicone, a combination that significantly enhances heat dissipation while providing robust anti-vibration resistance up to 5G and protection against dust and moisture.

In terms of efficiency and environmental impact, the IRM-03-5 is an industry leader with an extremely low no-load power consumption of less than 0.075W, ensuring compliance with global "green power" regulations. Its universal input range of 85 to 305Vac allows for worldwide compatibility, while the built-in EMI filtering components ensure that the unit meets BS EN/EN55032 Class B standards without requiring additional external components. This power supply is an ideal solution for IoT applications, handheld electronic devices, and compact industrial machinery where reliability and a small footprint are critical.