Description: Item: DC-DC Converter Input voltage: 4-24V Output voltage: 5V Output Current: 3A (MAX) actual testing input 12V output 1.5A Output Voltage: integration adjustable and fixed output,back side can choose fiexd output voltage Adjustable Range: 0.8-17V,fixed voltage (1.8V 2.5V 3.3V 5V 9V 12V) Efficiency: Up to 97.5% (6.5 to 5V 0.7A) Switching frequency: 500KHZ Output ripple: 20mV (12V to 5V 3A),20M band width Quiescent Current: 0.85MA Load regulation: ± 1% Voltage regulation: ± 0.5% Dynamic response speed: 5% 200uS Output Overvoltage Protection: No Output short circuit protection: Yes ( not for a long time ) Input Reverse Polarity Protection : No Connecting Type: soldering Input Way: soldering Soldering Hole Space: 2.54mm EN : enable port ; IN+ : Input positive ; GND : public negative ; VO+ : output positive Size: approx. 20*10*1.5mm/0.79*0.39*0.06" Package Includes: 5 Pieces Power Module Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.