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MEAN WELL IRM-03-3.3 Switching Power Supply 3.3V DC, 3 W, 430 V DC, 305 V AC IRM-03-3.3

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MEAN WELL IRM-03-3.3 Switching Power Supply 3.3V DC, 3 W, 430 V DC, 305 V AC IRM-03-3.3

Name: MEAN WELL IRM-03-3.3 Switching Power Supply 3.3V DC, 3 W, 430 V DC, 305 V AC IRM-03-3.3
Brand: MEAN WELL
SKU: 204270
Price: 20.22 USD
Availability: InStock

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Category Switching Power Supply Brand MEAN WELL Condition New

Specifications

Country of Origin	India
Brand	MEAN WELL
Power	3W
Efficiency	68%
Length	37mm
Model	IRM-03-3.3
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	3.3V dc
SMPS Output Current	900mA
Minimum Input Voltage	85V ac
EMC Emission	Compliance to EN55022 (CISPR22) Class B, EN61000-3-2,-3

Key Features

High efficiency up to 80% for energy-saving operation.
Universal AC input voltage range from 85V AC to 305V AC.
Reliable single output with 900mA current capacity.
Compact and lightweight with a phenolic case suitable for various applications.
Built-in EMI and EMC filtering for low electromagnetic interference.
Wide operating temperature range from -30°C to 85°C for industrial use.
Overvoltage, overload, and short circuit protections increase device safety.
Compliance with multiple international safety standards and approvals.

Product Description

MEAN WELL IRM-03-3.3 switching power supply is a 3 W, 3.3V DC single output module, model IRM-03-3.3, designed with a compact phenolic casing and fully potted silicone for enhanced vibration resistance and protection against dust and moisture. It is optimized for PCB mounting and features universal input voltage compatibility ranging from 85V AC to 305V AC, handling input voltages up to 430V DC.

This power supply achieves up to 80% efficiency and operates with very low no-load power consumption, making it ideal for minimizing power waste. The IRM-03 series units are Class II designs incorporating built-in EMI and EMC filters to reduce electromagnetic interference, ensuring compliance with international standards such as UL60950-1, TUV EN60950, EN61558-1/-2-16, and various EMC and safety regulatory requirements.

Key features include overvoltage, overload, and short circuit protections, stable output current of 900mA, and a broad operating temperature range from -30°C to 85°C, suitable for demanding industrial environments.

The compact size (Length 37mm, Width 24mm, Depth 15mm) and low weight (20g) make it a versatile solution for handheld electronic devices, factory automation, mechanical and industrial electrical equipment.

This switching power supply is cooled by free air convection without the need for additional cooling components, ensuring reliable long-term operation in ambient conditions. High efficiency up to 80% for energy-saving operation.

Universal AC input voltage range of 85V AC to 305V AC. Provides a stable 3.3V DC output at 3 W power. Single output with a current rating of 900mA. Compact and lightweight design with phenolic case protection. Class II isolation and built-in EMI/EMC filtering components.

Suitable for industrial, laboratory, and commercial electronic device applications. Overvoltage, overload, and short circuit protective features. Compliance with major international safety and EMC standards. Explore the MEAN WELL product range at EnvMart for reliable and efficient Switching Power Supply solutions tailored for professional electronic applications.