DC-DC Converter 12V to 24V 3A-4A Step Up Module QS-1224CBDN-72W


3.29 3.29 Piece 3.29 USD

¥ 24.00

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Brand: QSKJ

Model: QS-1224CBDN-72W


  • Module Properties: Non-isolated step-up module (BOOST)

  • Input Voltage:8-32V(Input Voltage must lower than output voltage)  

  • Output Voltage:12-35V(Adjustable)

  • Output current:

  • Input 12V Output 24V current 3A,higher than 3A need to add heat sink.

  • Input 12V output 19V Max current 5A,higher than 4A need to add heat sink.

  • Note,The above data test in air,Temperature 20°c.When you use,influenced by the environment, please make sure that the power tube surface's temperature is less than 80°c.

  • Output Power:Natural cooling 72W(Max), Strengthen cooling 100W(Max)

  • Conversion Efficiency:12V to 24V 3A efficiency is 92%,12V to 19V 3A efficiency is 93%

  • Output Ripple:less than 50mV

  • Broadband:20M

  • Operating Temperature:Industrial(-40°c to +80°c) (When temperature higher than 40°c,Please reduce power for use or add heat sink)

  • Full load temperature rise:45°c

  • No-load current:Typical 30mA

  • Load regulation:±0.5%

  • Voltage Regulation:±0.5%

  • Dynamic response speed:5% 200uS

  • Short-circuit protection:None.(Please add fuse or protection circuit at the input port.)

  • Input Reverse Polarity Protection:None.Please Series diode at the input port

  • Wiring:No need Welding,with terminal.

  • Size:65(L)*47(W)*23.5(H)mm


  • 12V Wire length less than 1M, the wire greater than 1.5 square meters.If the wire length longer than 1M,please use bigger wire.

  • When working in the following condition,High powr, high temperature, or with shell, should add fan, and make sure the module's heat sink temperature less than 80°c.

  • Input can not be reversed,Output can not be short-circuited.

  • 12V battery output voltage must higher than 10.5V. Lithium battery(single 3.7V) series connection for use,the output voltage must higher than 2.7V.

  • IN+: Positive input, IN-: Negative input.OUT+:Positive output,OUT-:Negative output.


  • DIY a output adjustable power supply.

  • DIY a laptop power supply.

  • Boost charger.

  • Power supply for your electronic equipment

Specifications for DC-DC Converter 12V to 24V 3A-4A Step Up Module QS-1224CBDN-72W

Output 19V or 24V or Adjustable