USB DC Step-Down Module 12V-24V To USB QC2.0 QC3.0 Fast Charging Board Quick Charger

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QC-MINI is a USB DC Fast Charging power supply module.It can be applied to solar charging, mobile phone charging and other fields.




1>.Support QC2.0, QC3.0.

2>.Support overvoltage protection.

3>.Support undervoltage protection.

4>.Support overcurrent protection.

5>.Support short circuit protection.

6>.Support over temperature protection.

7>.Fast charge automatically adjusts the voltage.

8>.Support multiple fast charging protocols.




1>.Product Name:QC-MINI QC2.0 QC3.0 Fast Charging Step Down Module

2>.Product Number:QC-MINI

3>.Working Voltage:DC 6.0V-32V

4>.Output Voltage:DC 5V(Automatic adjust at 3.0V-12V at fast charging mode)

5>.Output Power:24W

6>.Conversion efficiency:About 95%

7>.Working current:30mA

8>.Working Temperature range:-20℃~85℃

9>.Working Humidity range:0%-95%RH



4.Support fast charge protocol:


1>.BC1.2 protocol

2>.Apple protocol

3>.Samsung protocol

4>.Qualcomm QC2.0 and 3.0

5>.MTK PE1.1/PE2.0

6>.Huawei Fast Charge Protocol FCP, does not support mate9 (SCP)

7>.Spreadtrum Fast Charge Protocol SFCP


5.Using Steps:


1>.Connect right input voltage at input terminal.

2>.Connect USB device at USB terminal and use.




1>.Default output voltage is 5V.But its output voltage will change 3V-12V if connect a fast charging device.

2>.There is a LED load indicator.Weak flash when no load, the greater the load, the higher the brightness.

3>.Due to the large current, it is recommended to use a thicker wire.Wire cross-section greater than 1.5 square millimeters.

4>.Wire cannot be reversed.Otherwise the module will be damaged.

5>.It is a DC power module,So it can not connect to AC power.

6>.Please make sure input power is more than load power.

7>.Please step down output power if module is hot.

8>.Please read use manual and description before use.




1>.Solar panel to mobile phone charging

2>.Car charging retrofit

3>.Driving recorder power supply

4>.Household power supply transformation




1>.1pc QC-MINI QC2.0 QC3.0 Fast Charging Step Down Module;







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