Voltage regulator
13 Voltage regulator chips — pinouts, specs, and datasheets.
79L05
chip
79L05
The MC79L05 is a negative voltage regulator that provides up to -5.0V output with an input range from -12V to -38V, designed for low current applications.
TPS63070
chip
TPS63070 · Texas Instruments
The TPS63070 is a buck-boost converter that can operate with an input voltage range of 2.0 V to 16 V and provide an output voltage range of 2.5 V to 9 V, achieving up to 95% efficiency.