3Pcs XY-SJV-4 CV Adjustable 3A 30W DC 5.5 -30V to DC 0.5 -30V Step Down Buck Converter Power Supply Module Voltage Regul

Specifications Input Voltage 5 5V 30VOutput Voltage 0 5V 30VOutput Current 3A for long time steady operation up to 4A after enhancing heat dissipationOutput Power natural heat dissipation 30W enhanced heat dissipation 50WTransfer Efficiency approx 88 Working Frequency 180KHzShort Circuit Protection YES Automatically shut down output after short circuit protection and renew by power on again Low Voltage Protection YES Default is 5V under 5V it will auto shut down output and renew by power on again Reverse Connection Protection NOModule Size 56x20x21mm Features This module adopts step up and down chip as the main controller the external 60V 75V MOS tube as switch tube double 60V 5A SS56 schottky as rectification large power high efficiency It can step up and down Take an example if adjusting the output voltage to 18V no matter what the input voltage is among 5 5 30V the constant voltage would be 18V If input 12V adjust the potentiometer at 0 5 30V output at random Note 1 Please make sure the power of power supply be always greater than the output load needed 2 For full output the input voltage must be more than 7V If the input voltage is more than 5 5V the output power is approx 15W Package Includes 3 x 3A 30W Step Down Buck Converter Power Supply Module Constant VoltageDetails Pictures