Recom international smd single output dcdc converter r 78aa 05 series recom r 78aa12 05smd a recom r 78aa12 05 smd dc to dc converter that has been manufactured without lead and meets the requirements for rohs 66 the increased reflow soldering temperatures associated with vapour phase soldering make this high efficiency switching regulator ideally suited for modern pick and place mass production the r 78aa12 05 smd is supplied with an input voltage of 15 to 32v dc and an output volt