3A, 6V input, up to 97% efficiency, Synchronous Step Down Converter with DCS? Control 16-QFN -40 to 85
Texas Instruments
Texas Instruments - TPS62090RGTT
$1.18 - $22.51
Texas Instruments - TPS62090
$0.92 - $22.51
Texas Instruments - TPS62090RGTR
$0.92 - $8.72
Texas Instruments - TPS62090 GTT
$2.53 - $2.54