DIY an output adjustable vehicle power supply, connect the 12V input, and output could be 14-35V(adjustable freely), However, the output voltage can not be less than the input voltage.
Car laptop power supply: connected to 12V power supply, output voltage regulation as your notebook need.
Boost charger. You can use the 12V power supply to charge battery more than 12V, for example, 24V batter
Charge module- Linear charging.
Current- 1A adjustable.
Charge precision- 1.5%.
Input voltage- 4.5V-5.5V.
Full charge voltage- 4.2V.
Led indicator- red is charging blue is full charged.
Input interface- mini USB.
Work temperature- -10 to +85.
Inversed polarity- NO.
Features:
Brand new and high quality
Designed with an advanced switch mode DC-DC regulator IC
The output is powerful even working with 4 to 6 cells Lipo battery
Battery polarity reversal protection
Item: 3A-UBEC
01, on-board precision miniature voltage transformer
02, on-board high-precision op amp circuit, the signal to do accurate sampling and appropriate compensation function
03, the module can measure less than 250V AC voltage, corresponding toExportAnalog can be adjusted
04, PCB board size: 49.5 (mm) x19.4 (mm)
Description
* on-board AMS1117-3.3 chip
* the input voltage range of 4.75V-12V
* on-board power indicator light, indicate power is turned
* board size: 18.5 (mm) x10.5 (mm)
