DC-DC Converter DC8-78V to 5V/12V Adjustable Step-down Power Supply Module QS-7812CBD-2A

SKU: 2044348

3.43 3.43 Piece 3.43 USD

¥ 25.00

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Brand: QSKJ

Model: QS-7812CBD-2A


  • Item Type: Step Down Module

  • Input Voltage: 8-78V Wide Input Voltage Range

  • Maximum Duty Cycle: 85%

  • Conversion Efficiency: 93% maximal (efficiency depends on input and output voltage and load size)

  • Minimum Differential Pressure: 2V

  • Output Voltage Range: 1.5V-20V Adjustable (input voltage must be higher than the output voltage, can not be boosted)

  • Output Maximum Current: 2.1A, Maximal

  • Output Maximum Power: 20W Maximal working within 12W for a long time.

  • Switching Frequency: 100KHz

  • Size: Approx. 25 x 55 x 17mm / 1 x 2.2 x 0.7in


  • 1. High-voltage step-down non-isolated DC-DC converter module with conversion efficiency up to 93%

  • 2. The maximum output power is 20W maximal, and it can work within 12W for a long time.

  • 3. Adopted of high quality electronic components, and accuracy process, ensure for the durability

  • 4. Small body, easy to install and remove

  • 5. The output voltage range is 1.5V-20V, it is adjustable