DollaTek LM317 Adjustable DC to Step Down Power Supply Buck Converter Module 4.2V 40V 1.2 V 37V 5pcs

Output current: 1.5 A (minimum), 2.2 A (typical) Input and output voltage difference (VI - VO) : 40 VDC (maximum) Adjustable output voltage range: 1.2 ~ 37 V Working temperature: 55 ° C to + 150 ° C 0