The TPS73018DBVR from Texas Instruments is a linear voltage regulator Integrated Circuit with a 1.8 V positive fixed output, 1 output, rated at 200 mA, in a SOT-23-5 package.
The TPS73018DBVRG4 from Texas Instruments is a positive fixed linear voltage regulator Integrated Circuit with 1 output at 200 mA and 1.8 V, in a SOT-23-5 package.
The TPS73018YZQT from Texas Instruments is a positive fixed linear voltage regulator Integrated Circuit with 1 output of 1.8 V at 200 mA, in a 5-DSBGA package.