The power supply used chip MC34063 DC-DC power supply generates a negative voltage, with the adjustment potentiometer on the board, the indicators are as follows:
Input Voltage:DC 5V;
Input Current:65mA Empty;
Output voltage:-2~-24V Adjustable;
Output current:50mA Max;
Regulation Way:Built-In Potentiometer;
Structure Size and Pin Map:(Units:mm)

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