INPUT VOLTAGE: 4.5-28VOUTPUT VOLTAGE: 0.8-20V (ADJUSTABLE)OUTPUT CURRENT: RATED CURRENT 3A(MAX).SWITCHING FREQUENCY: 1MHZOUTPUT RIPPLE:LESS THAN 30MVEFFICIENCY:96%(MAX)OPERATING TEMPERATURE: INDUSTRIAL GRADE (-40 C TO 85 C)Â MODULE PROPERTIES: NON-ISOLATED STEP-DOWN MODULE (BUCK)SIZE:22*17*4MM