4.5V to 18V input, 4A/4A/2A/2A synchronous quad converter with PMBus/I2C Interface 48-VQFN -40 to 85
Texas Instruments
Texas Instruments - TPS65400RGZR
$2.59 - $4.40
Texas Instruments - TPS65400RGZT
$2.42 - $87.08
Texas Instruments - TPS65400 GZ
$2.59 - $5.18