Description

16-120V to 12V:

1.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.2.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.3.Parameters:    1>.Product Name:12V 3A DC Step Down Power Supply Module    2>.Working Voltage:DC 16V-120V(Keep input is at least 4.0V high than output)    3>.Output Voltage:DC 12V    4>.Output Current:3A    5>.Output Power:36W    6>.Conversion efficiency:About 96%(The smaller the differential voltage, the higher the efficiency)    7>.Working frequency:140KHz    8>.Soft Starter:Yes(Failure at high power load)    9>.Over temperature protection:Yes    10>.Overvoltage protection:Yes    11>.Short circuit protection:Yes    12>.Working Temperature range:-40℃~85℃    13>.Working Humidity range:0%-95%RH    14>.Size:42*30*20mm4.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.5.Note:    1>.It is a step down power supply module,So please keep input is at least 4.0V high than output.    2>.Input and output are Non-isolated, safe and reliable.6.Application:    1>.Ordinary power supply;    2>.Battery charger;    3>.LED drive power;    4>.Power conversion.7.Package:    1>.1pc 12V 3A DC Step Down Power Supply Module;

9-120V to 5V:

1.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.2.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.3.Parameters:    1>.Product Name:5V 3A DC Step Down Power Supply Module    2>.Working Voltage:DC 9.0V-120V(Keep input is at least 4.0V high than output)    3>.Output Voltage:DC 5V    4>.Output Current:3A    5>.Output Power:15W    6>.Conversion efficiency:About 96%(The smaller the differential voltage, the higher the efficiency)    7>.Working frequency:140KHz    8>.Soft Starter:Yes(Failure at high power load)    9>.Over temperature protection:Yes    10>.Overvoltage protection:Yes    11>.Short circuit protection:Yes    12>.Working Temperature range:-40℃~85℃    13>.Working Humidity range:0%-95%RH    14>.Size:42*30*20mm4.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.5.Note:    1>.It is a step down power supply module,So please keep input is at least 4.0V high than output.    2>.Input and output are Non-isolated, safe and reliable.6.Application:    1>.Ordinary power supply;    2>.Battery charger;    3>.LED drive power;    4>.Power conversion.7.Package:    1>.1pcs 5V 3A DC Step Down Power Supply Module;