DC to DC CC CV step down board is a 300KHz fixed frequency PWM buck (step-down) DC/DC module, capable of driving a 5A load with high efficiency, low ripple and excellent line and load regulation.<br> XL4015 E1 power converter is high power, high efficiency, 5A high current output, low ripple with power indicator.<br> Input range: DC 8 V - 36 V, output range: DC 1.25 V - 32 V, over temperature protection; short circuit protection; Current limit protection; even if the output is short-circuited, the module will not be damaged.<br> This DC-DC converter can be used to debug multiple system operating voltage ranges, maintain stable output voltage and limit the output current over a range of input voltages.<br> Great for general voltage conversion, battery charging, powering raw LEDs, automotive electronics, battery conversions, micro-controllers, and electronic projects.<br> Non-isolated constant current and constant voltage module , non-synchronous rectification<br> Input voltage : 8-36V(Please try not to exceed 36V as input)<br> Output voltage : 1.25-32V continuously adjustable<br> Output current : 0-5A adjustable, recommended for use within 4.5A<br> Working temperature : -40~+85 degrees<br> Working frequency : 300KHz<br> Output power : maximum 75W<br> Conversion Efficiency : up to 95%(efficiency related to input,output voltage,current,voltage difference)<br> Output ripple : 50mV (max) 20M bandwidth<br> Load Regulation : ± 0.5%<br> Voltage Regulation : ± 2.5%<br> Short circuit protection : Yes<br> Over temperature protection : Yes (automatically turn off the output after over temperature)<br> Input reverse connection protection : None (If necessary, please input a large current diode in the input string)<br> Wiring method : Terminal block or solder, IN is input, OUT is output<br> size:5.1x2.6x1.5cm<br> Material:ABS<br> colour:As shown<br> Package Contents:<br> 10 x Down Charging Board<br> Only the above package content, other