The TPS78230DDCR from Texas Instruments is a linear voltage regulator Integrated Circuit with 1 positive fixed output of 3 V at 150 mA, in a SOT-23-THIN package.
The TPS78230DRVT from Texas Instruments is a linear voltage regulator Integrated Circuit with a positive fixed 3 V output, 1 output, 150 mA, in a 6-WSON (2x2) package.
The TPS78230DRVR from Texas Instruments is a positive fixed linear voltage regulator Integrated Circuit rated at 3 V with 1 output at 150 mA, in a 6-WSON (2x2) package.