Over 15 years experience of providing support of MEAN WELL Power Supplies
Mean Well IRM-03-5S Switching Power Supply 3W 5V 600mA - Encapsulated
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Description
Description
The IRM-03 is a 3W Mean Well power converter (input range: 85~305VAC, operating temperature: -30~+85℃).
Key Features
- ✓ Input voltage range: 85~305VAC
- ✓ 3KVAC reinforced I/O isolation
- ✓ Cooling by free air convection — no minimum load required
- ✓ Wide operating temperature: -30~+85℃
- ✓ Protections: Short circuit / Overload / Over voltage
- ✓ Safety approvals: UL62368-1, TUV EN62368, TUV EN60335-1, EAC TP TC 004 BSMI CNS14336-1
- ✓ 3 years warranty
Specifications
Specifications
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BrandMean Well
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SeriesIRM Series
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Power Rating3 Watt
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Output Voltage5 Volt
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Rated Current0.6 Ampere
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Input Voltage85V~305V
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Standards MetBSMI,CB,CE,EAC,TUV,UL
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Operation ModeConstant Voltage
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Operating Temperature-30°C~85°C
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Warranty3 Year
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Length3.7 cm
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Width2.4 cm
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Height1.6 cm
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Weight0.03 kg
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Payment & Security
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Frequently Asked Questions
Can I use the IRM-03-5S to power a 5V microcontroller or logic circuit?
Yes, this model delivers a constant 5V output rated at 3W with 600mA available. That makes it suitable for many 5V logic, controller, and embedded circuits that fit within a 600mA load limit.
Is the IRM-03-5S appropriate for a small industrial interface board?
It can be a good choice for a small industrial interface board that needs an internal 5V rail from AC input. The 3W capacity is intended for low-power electronics rather than higher-current 5V devices.
Can this power supply run 5V monitoring or sensing electronics in a control system?
Yes, if the sensing or monitoring electronics require a regulated 5V source and the total current stays at or below 600mA. Its 85-305VAC input range also helps when the same equipment is deployed in different AC regions.
Would the IRM-03-5S work in a compact embedded product with limited board space?
Yes, its miniature encapsulated SMD form factor supports compact internal designs. The module measures 37.0 x 24.0 x 16.0 mm and weighs 0.026 kg, which fits space-constrained embedded products needing a 5V rail.
Is the IRM-03-5S suitable for outdoor use?
Its operating temperature range is -30°C to +85°C, so it can tolerate a wide temperature span inside protected equipment. No IP rating is listed, so it should be used in enclosed or sheltered equipment rather than in exposed outdoor conditions.
How does the IRM-03-5S compare with other 5V IRM models?
The 5V IRM family includes IRM-01-5 and IRM-01-5S at 1W and 200mA, IRM-02-5 and IRM-02-5S at 2W and 400mA, IRM-03-5 at 3W and 600mA, IRM-05-5 at 5W and 1A, IRM-10-5 at 10W and 2A, IRM-15-5 at 15W and 3A, IRM-20-5 at 20W and 4A, IRM-30-5 and IRM-30-5ST at 30W and 6A, IRM-45-5 and IRM-45-5ST at 40W and 8A, and IRM-60-5 and IRM-60-5ST at 50W and 10A. The IRM-03-5S is the SMD-style 3W option in that 5V range.
