5.5-V input, 2-A step-down module with integrated inductor in 2 x 2.5 x 1.1-mm SIP package 10-uSiP -40 to 125
Texas Instruments
Texas Instruments - XPSM82822SILR
$2.02
Texas Instruments - TPSM828221SILR
$2.12 - $2.79
Texas Instruments - TPSM828222SILR
$2.12 - $2.86
Texas Instruments - TPSM828223SILR
Texas Instruments - TPSM82822SILR
$2.35