DROK DC-DC4.5-30V to 0.8-30V Constant Voltage and Current Buck Converter 12V to 5V 5A Step-down Voltage Regulator Module Board LED Driver Power Transformer

Product Description

Feature: Module properties: non-isolated step-down module (BUCK) Input Voltage: DC 4.5-30V Output Voltage: DC 0.8-30V Output Constant Current Range: 0.1-5A Operating temperature: -40°c to +85°c Working frequency: 300KHz PWM control frequency range: 100-300Hz Conversion efficiency: up to 95% Short circuit protection: YES ( the Limit current is the Setting constant current value) Over-temperature protection: Yes (Over-temperature Automatically shuts down the output) Input reverse polarity protection: None ( please install diode at input port ) Output anti irrigation protection: None ( please follow the picture to install the Anti-irrigation diode ) Charging indication: charging Red light, full charged Green light Installation: four 3mm screws Wiring: Connection: V-IN input, V-OUT output Dimensions: 60x26x20mm Some Application: DIY voltage Regulator, with constant current, can protect the load. The power supply for electronic equipment. For a variety of battery charging, Setting the charging voltage and charging current according to the different voltage and battery capacity, with charging indicator, convenient to observe the state of charge. solar panels power supply for battery charging, With constant current, which prevents battery overcharge. Driver high-power LED, Free series-parallel combination, With PWM control input, Available SCM to Control the LED brightness (PWM control frequency range 100-300Hz). Use as a car power supply, Power supply for electronic equipment. Package Include: 1x DC Converter

• Wide input voltage range(DC4.5-30V) and output voltage(DC 0.8-30V , continuously adjustable); Output constant current range: 0.1-5A. • With short-circuit and over temperature protection, hence safe for use. • With aluminum heat sink, makes the temperature of the module which work in large current for a long term lower and more stable. • Has constant current/charge/ full charge LED indicator, operation more intuitive and convenient. • Wide application: DIY power supply regulator; charging for electric devices, battery,solar panel; driving high power LED, car power supply.