dc1632a DC1632A LTC3839EUH Demo Board | VIN = 4.5V to 14V, VOUT = 1.5V @ 40A Demonstration circuit 1632A is a single output 1.5V/40A dual phase synchronous buck converter operating with a switching frequency of 300kHz over an input voltage range of 4.5V to 14V. The controlled on-time valley current mode architecture of the LTC3839 allows for a fast load step response. DC1632A