DC 9V 12V 24V 36V 48V 72V 84V 120V to 5V 3A Step Down Module Power Supply DC DC Converter Buck Converter Step Up Convert

Description It is a DC constant voltage constant current step down power supply module It can be used as ordinary buck power supply module charger and LED constant current driver Simple and efficient practical Features 1 High input voltage 2 Stable voltage output 3 Support over temperature protection 4 Support overvoltage protection 5 Support short circuit protection 6 Low power consumption 7 Support constant voltage constant current output 8 Support charging function 9 With heat sink and keep good heat dissipation Parameters 1 Product Name DC Step Down Power Supply Module2 Working Voltage DC 16V 90V DC16 120V DC9 90V DC9 120V Keep input is at least 4 0V high than output 3 Output Voltage DC5V 12V4 Output Current 3A5 Output Power 5V 15W 12V 36W6 Conversion efficiency About 96 The smaller the differential voltage the higher the efficiency 7 Working frequency 140KHz8 Soft Starter Yes Failure at high power load 9 Over temperature protection Yes10 Overvoltage protection Yes11 Short circuit protection Yes12 Working Temperature range 40℃ 85℃13 Working Humidity range 0 95 RH14 Size 42 30 17mm 42 30 20mm Using Steps 1 Connect right input voltage at input terminal 2 Turn ON power supply 3 Check output voltage by voltmeter and ammeter 4 Connect load Note 1 It is a step down power supply module So please keep input is at least 4 0V high than output 2 Input