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Mean Well SPU03L-15 DC-DC Converter - 3W - 21.6~26.4V in 5V out

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SPU03L-15

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The SPU03L is a 3W Mean Well power converter (input range: 4.5~5.5V, operating temperature: -40~+90℃).

Key Features

✓ Input voltage range: 4.5~5.5V
✓ 3KVDC reinforced I/O isolation
✓ Wide operating temperature: -40~+90℃
✓ Protections: Short circuit / Overload
✓ 3 years warranty

Frequently Asked Questions

Can I use the SPU03L-15 to derive 5V for embedded control electronics from a 21.6~26.4V source?

Yes, this converter is rated for 21.6~26.4V input and provides a constant 5V output at 3W. That makes it suitable for low-power embedded control, monitoring, or interface sections built around a 5V rail.

Is the SPU03L-15 a fit for 5V logic or signal-conditioning circuits in automation panels?

It is intended for constant-voltage 5V output and has a 3W power rating, which suits low-power logic and signal-processing electronics. The defined input range is 21.6~26.4V, so it should be matched to systems in that range.

Can this model support a small 5V service rail inside industrial instrumentation?

For low-power 5V support circuitry, the 3W output rating is aligned with compact service or housekeeping rails. Its small 19.6 × 10.2 × 7.5 mm size also helps in tightly packed instrumentation designs.

Would the SPU03L-15 work for 5V communication or controller subsections in IT equipment?

Yes, it is built for a regulated 5V output and accepts 21.6~26.4V input, which fits low-power controller or communication subsections. The converter is a constant-voltage design, so it is intended for electronics that need a stable 5V supply.

Is the SPU03L-15 suitable for exposed outdoor use?

The operating temperature range is -40°C to +90°C, so thermal limits are specified across a wide span. The provided specs do not include an IP rating, which means outdoor dust and water protection are not stated.

What is the difference between the SPU03L-15 and the other SPU03L versions?

The SPU03L-15 is rated 3W with 5V output and listed 600A output current. In the same series, the SPU03L-05 is 3W with 15V output and listed 200A output current, and the SPU03L-12 is 3W with 5V output and listed 600A output current.

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Model	Power	Voltage	Current	IP Rating
Mean Well SPU03N-15 DC-DC Converter - 3W - 21.6~26.4V in 15V out	3W	15V	0.2A	Indoor	View
Mean Well SPU03N-12 DC-DC Converter - 3W - 10.8~13.2V in 15V out	3W	15V	0.2A	Indoor	View
Mean Well SPU03N-05 DC-DC Converter - 3W - 4.5~5.5V in 12V out	3W	12V	0.25A	Indoor	View
Mean Well SPU03M-15 DC-DC Converter - 3W - 21.6~26.4V in 12V out	3W	12V	0.25A	Indoor	View
Mean Well SPU03M-12 DC-DC Converter - 3W - 10.8~13.2V in 12V out	3W	12V	0.25A	Indoor	View
Mean Well SPU03M-05 DC-DC Converter - 3W - 4.5~5.5V in 5V out	3W	5V	0.6A	Indoor	View
Mean Well SPU03L-12 DC-DC Converter - 3W - 10.8~13.2V in 5V out	3W	5V	0.6A	Indoor	View
Mean Well SPU03L-05 DC-DC Converter - 3W - 4.5~5.5V in 15V out	3W	15V	0.2A	Indoor	View

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Mean Well SPU03L-15 DC-DC Converter - 3W - 21.6~26.4V in 5V out

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Mean Well SPU03L-15 DC-DC Converter - 3W - 21.6~26.4V in 5V out

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