Can I use the SFTN01L-12 to create a 12V rail for a low-power PLC or automation interface board from a 4.5~5.5V source?

Yes, this converter is intended for constant-voltage 12V output when the available input is 4.5~5.5V. Because it is rated at 1W, it is best matched to low-power PLC, automation, or control interface sections rather than larger 12V loads.

Is this a fit for powering a small 12V instrumentation or monitoring circuit?

It can fit that use case when the circuit needs a regulated 12V output and the source falls within the 4.5~5.5V input range. The 1W rating and 0.08A output current place it in the low-power instrumentation category.

Would the SFTN01L-12 work in a space-constrained embedded or industrial device?

Its dimensions are 15.24 × 10.9 × 7.1 mm, so it is well suited to compact embedded assemblies and dense control hardware. The constant-voltage 12V output also makes it relevant for small industrial electronics that need a dedicated 12V rail.

Can this converter be used in equipment that sees very low or very high ambient temperatures?

The specified operating temperature range is -40°C to +90°C, which covers cold and hot equipment environments. The product data does not list an IP rating, so temperature capability is defined but exposure protection is not.

How is the SFTN01L-12 different from the other SFTN01L output options?

The sibling models mainly differ by output voltage and output current while staying in the same 1W family. The SFTN01L-05 is 5V and 200A, the SFTN01L-09 is 9V and 111A, the SFTN01L-12 is 12V and 0.08A, and the SFTN01L-15 is 15V and 0.07A.

Image shown is a representation only. Exact specifications should be obtained from the product datasheet.

Mean Well

Mean Well SFTN01L-12 DC-DC Converter - 1W - 4.5~5.5V in 12V out 84mA

SKU:

SFTN01L-12

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The SFTN01L is a 1W Mean Well power converter (input range: 4.5~5.5Vdc).

Key Features

✓ Input voltage range: 4.5~5.5Vdc
✓ 3KVDC reinforced I/O isolation
✓ Protections: Short circuit
✓ Safety approvals: UL62368-1(Except for 9V output models), EAC TP TC 004
✓ 3 years warranty

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Model	Power	Voltage	Current	IP Rating
Mean Well SFTN01N-15 DC-DC Converter - 1W - 21.6~26.4V in 15V out 67mA	1W	15V	0.06A	Indoor	View
Mean Well SFTN01N-12 DC-DC Converter - 1W - 21.6~26.4V in 12V out 84mA	1W	12V	0.08A	Indoor	View
Mean Well SFTN01N-09 DC-DC Converter - 1W - 21.6~26.4V in 9V out 111mA	1W	9V	0.11A	Indoor	View
Mean Well SFTN01N-05 DC-DC Converter - 1W - 21.6~26.4V in 5V out 200mA	1W	5V	0.2A	Indoor	View
Mean Well SFTN01M-15 DC-DC Converter - 1W - 10.8~13.2V in 15V out 67mA	1W	15V	0.06A	Indoor	View
Mean Well SFTN01M-12 DC-DC Converter - 1W - 10.8~13.2V in 12V out 84mA	1W	12V	0.08A	Indoor	View
Mean Well SFTN01M-09 DC-DC Converter - 1W - 10.8~13.2V in 9V out 111mA	1W	9V	0.11A	Indoor	View
Mean Well SFTN01M-05 DC-DC Converter - 1W - 10.8~13.2V in 5V out 200mA	1W	5V	0.2A	Indoor	View
Mean Well SFTN01L-15 DC-DC Converter - 1W - 4.5~5.5V in 15V out 67mA	1W	15V	0.06A	Indoor	View
Mean Well SFTN01L-09 DC-DC Converter - 1W - 4.5~5.5V in 9V out 111mA	1W	9V	0.11A	Indoor	View
Mean Well SFTN01L-05 DC-DC Converter - 1W - 4.5~5.5V in 5V out 200mA	1W	5V	0.2A	Indoor	View

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Mean Well SFTN01L-12 DC-DC Converter - 1W - 4.5~5.5V in 12V out 84mA

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Mean Well SFTN01L-12 DC-DC Converter - 1W - 4.5~5.5V in 12V out 84mA

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