5A DC-DC adjustable step-down module XL4015 4~38V 96%<br><br>The DC-DC module based on LM2596 advocate current to 3.0A  but only to 1.8A.However  being introduced module adds a heatsink  using high-power devices.This module can easily reach 4A  50W  add heat sink circumstances can reach 75W  has a high price!!<br>Module highlights: 5A high power  high efficiency and low ripple with power indicator !!!<br> <br>1. Input voltage range:4 ~38VDC(Note:input voltage not exceeding 38V)<br>2. Output voltage range:1.25-36VDC adjustable<br>3. Output current: 0-5A  recommended for use in 4.5A.<br>4. Output power: 75W<br>5.Working temperature: -40~+85 degrees<br>6.Operating frequency: 180KHz<br>7.Efficiency:96%(max)<br>8.Short circuit protection: yes(limit current 8A).<br>9.Over temperature protection<br>10.Input reverse polarity protection: None (if required  high current diode in series with the input).<br>11.L x W x H = 54 * 23 * 18mm<br><br> <br>Application:<br><br>The DC/DC buck module applications the input voltage is higher than the output voltage of the buck field  such as battery  power transformer  DIY adjustable regulated power supply  24V Vehicle notebook power supply industrial equipment buck.12V buck to 3.3V  12V buck to 5V  24V buck to 5V 24V buck to 12V  36V buck to 24V etc.<br> <br><br> <br><img src="//gdetail.image-gmkt.com/030/717423496/2016/4/52b91269-a8b4-44db-9787-f7aec4aec7e8.jpg"  width="800" height="795" onerror="this.src='http://gdetail.image-gmkt.com/030/717423496/2016/4/52b91269-a8b4-44db-9787-f7aec4aec7e8.jpg'; $(this).attr('onerror'，'');" ><br><br><img src="//gdetail.image-gmkt.com/030/717423496/2016/4/6ae29dd4-6d5d-4c2e-94f6-d07007800cec.jpg"  width="800" height="717" onerror="this.src='http://gdetail.image-gmkt.com/030/717423496/2016/4/6ae29dd4-6d5d-4c2e-94f6-d07007800cec.jpg'; $(this).attr('onerror'，'');" ><br><img src="//gdetail.image-gmkt.com/030/717423496/2016/4/20f8f067-ae8f-461b-b395-4e094c6187a5.jpg"  width="800" height="589" onerror="this.src='http://gdetail.image-gmkt.com/030/717423496/2016/4/20f8f067-ae8f-461b-b395-4e094c6187a5.jpg'; $(this).attr('onerror'，'');" ><br><img src="//gdetail.image-gmkt.com/030/717423496/2016/4/a8973e9a-619f-40a3-8979-1313134197d3.jpg"  width="798" height="649" onerror="this.src='http://gdetail.image-gmkt.com/030/717423496/2016/4/a8973e9a-619f-40a3-8979-1313134197d3.jpg'; $(this).attr('onerror'，'');" ><br><br><img src="//gdetail.image-gmkt.com/030/717423496/2016/4/a5161a9e-046b-4554-adbc-46fd671f26c1.jpg"  width="796" height="796" onerror="this.src='http://gdetail.image-gmkt.com/030/717423496/2016/4/a5161a9e-046b-4554-adbc-46fd671f26c1.jpg'; $(this).attr('onerror'，'');" ><br> <br><br>Package <br>1 x 5A XL4015 DC-DC 4-38V to 1.25-36V 24V 12V 9V 5V Step Down Adjustable Power Supply Module LED Lithium Charger<br>1x heat sink<br> <br>Packaging Details<br>Unit Type: piece Package Weight: 0.025kg (0.06lb.) Package Size: 10cm x 10cm x 3cm (3.94in x 3.94in x 1.18in)