Item Description<br>DC-DC LM2596HV adjustable step-down Power supply module 5-60V48 36 to 24 15 12 9 5 3.3V<br> <br>First you need a good tune-load output voltage again with a load.<br><br>lm2596HVDCDC adjustable step-down power module  material chronological  63V input and output capacitors are used  the input band (SW- for high OFF) enable terminal  convenient external control.<br> <br>Module parameters:<br><br><br>Module Properties: non-isolated buck regulator output (buck module requires an input voltage higher than the output voltage)<br><br><br>Input voltage range: 5V-60V (up to 55V or less continuous)<br><br>Output voltage range: 1.25V-26V (continuously adjustable output default shipping)<br><br>Fixed output choose between 1.25V-26V<br><br>Output current: rated current 2A  maximum 3A (need to add heat sink)  if the output power greater than 20W  sugested adding fins<br><br>Conversion efficiency: up to 92% (the higher the output voltage  the higher the efficiency)<br><br>Switching Frequency: 150KHz<br>Low pressure: 3V<br>Full temperature: 40 degrees Celsius<br>Load regulation:  0.5%<br>Voltage regulation:  0.5%<br>Dynamic response speed: 5% 200uS<br>Connection: Welding<br>Output with indicator<br>IN + input positive <br>IN- input negative <br>OUT + output positive <br>OUT- output negative<br>Dimensions: L * W * H 50mm * 25mm * 14mm<br><br><img src="//gdetail.image-gmkt.com/030/717423496/2016/4/b9759875-828c-4779-9fce-a38d09b6a7a0.jpg"  width="741" height="529" onerror="this.src='http://gdetail.image-gmkt.com/030/717423496/2016/4/b9759875-828c-4779-9fce-a38d09b6a7a0.jpg'; $(this).attr('onerror'，'');" ><br><img src="//gdetail.image-gmkt.com/030/717423496/2016/4/eda8fc6d-7ad1-48cc-81ea-c7355420533d.jpg"  width="748" height="540" onerror="this.src='http://gdetail.image-gmkt.com/030/717423496/2016/4/eda8fc6d-7ad1-48cc-81ea-c7355420533d.jpg'; $(this).attr('onerror'，'');" ><br><img src="//gdetail.image-gmkt.com/030/717423496/2016/4/1c8fc9cb-3bb2-4e4a-8025-c1c499ab1918.jpg"  onerror="this.src='http://gdetail.image-gmkt.com/030/717423496/2016/4/1c8fc9cb-3bb2-4e4a-8025-c1c499ab1918.jpg'; $(this).attr('onerror'，'');" ><br><br><br>Packaging Details<br>Unit Type: piece Package Weight: 0.050kg (0.11lb.) Package Size: 15cm x 8cm x 8cm (5.91in x 3.15in x 3.15in)