It is a DC Fast Charging power supply module.It can be used as ordinary buck power supply module, charger and LED constant current driver.Simple and efficient, practical.
1>.Support fast charge;
5>.Support disabling output
1>.Product Name:DC Fast Charging Step Up Power Supply Module
2>.Working Voltage:DC 3.0V-5.0V
3>.Output Voltage:DC 9.0V
5>.Conversion efficiency:About 95%
6>.Output ripple: About 80mV
7>.Working Temperature range:-40℃~85℃
8>.Working Humidity range:0%-95%RH
1>.Connect right input voltage at input terminal.
2>.Check output voltage by voltmeter and ammeter.
1>.Its max output current is 1.3A and can not keep output 1.3A.
2>.Please connect a capacitor in series with the input port if user are not using the battery as an input power source.
3>.The positive and negative poles of the input power supply cannot be reversed Otherwise the module will be damaged.
4>.’EN’ is enable control port.Default enabled.User need remove resistor R3 if user need control enable by other such as button.High level TTL signal(2.7V-5V) to turn ON enabled output and low level TTL signal(0-0.5V) to disabled output.
5>.Due to the large current, it is recommended to use a thicker wire.Wire cross-section greater than 1.5 square millimeters.
6>.Please read use manual and description before use.
1>.Ordinary power supply;
5>.Car power supply and battery;
6>.Charging for Mobile phone, MP3, MP4;
8>.Battery car modification
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