Ruth's sister
Ruth's sister MT3608 DC-DC Step Up Converter internal power cable
Boosts 2–24 V input to 5–28 V output with up to 2 A current and 93% efficiency
- Boosts voltage from 2V up to 28V for flexible power
- Delivers up to 2A peak current for demanding loads
- Achieves over 93% efficiency to reduce waste heat
- Compact 36mm by 17mm by 14mm size fits tight spaces
- Adjustable output via potentiometer with 15-turn calibration tip
Ruth's sister MT3608 step-up module
The Ruth's sister MT3608 is a DC-DC boost converter module that raises input voltage from 2 V to 24 V up to an adjustable output between 5 V and 28 V. It suits hobbyists and engineers who need a compact board for prototyping or low-power projects where a higher rail is required from a single-cell or multi-cell source.
Sustained-load behaviour
The converter delivers up to 2 A peak output current with efficiency above 93 percent, so heat remains modest during continuous operation within rated limits. Output voltage stays above the input level as set by the onboard potentiometer, and the module maintains regulation as long as the supply can provide the necessary current without exceeding the maximum input voltage.
Installation and common issues
The board measures 36 mm by 17 mm by 14 mm and connects via simple + and – pads after the module. A frequent issue is the output appearing locked to the input voltage; the cure is to rotate the potentiometer counter-clockwise for more than 10 turns, or about 15 turns, before testing. Observing the 2 A peak current limit and the 24 V input ceiling prevents damage.
Highlights
- Boosts voltage from 2V up to 28V for flexible power
- Delivers up to 2A peak current for demanding loads
- Achieves over 93% efficiency to reduce waste heat
- Compact 36mm by 17mm by 14mm size fits tight spaces
- Adjustable output via potentiometer with 15-turn calibration tip
Specifications
No published specifications for this item yet.
Questions about this item
How much heat does the MT3608 converter produce when running continuously at 2 A output?
At over 93 % efficiency the module wastes little power as heat, so it stays cool during all-day operation at the rated 2 A peak current.
What power source and load must I already have to use this boost module?
You need a DC source between 2 V and 24 V and a load that requires a higher voltage up to 28 V, plus wires to connect the input and output terminals.
Will the MT3608 work alongside a legacy 12 V rail from an older PSU?
Yes, the 12 V rail falls within the 2 V to 24 V input range, and the potentiometer can step the output up to any level above 12 V up to 28 V.
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