5.5-V input, 1-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 - TPSM82821SILR
$2.12 - $2.45
Texas Instruments - TPSM828211SILR
$2.12 - $2.79
Texas Instruments - TPSM828212SILR
$2.12 - $2.49
Texas Instruments - TPSM828214SILR
$2.12
Texas Instruments - XPSM82821SILR
$2.02