General Description

The MIC5317 is a high performance 150mA low dropout regulator offering high power supply rejection (PSRR) in an ultra-small 1mm × 1mm package for stringent space requirements and demanding performance. The MIC5317 operates from an input voltage from 2.5V to 6.0V and is capable of providing the output voltages of 1.0V to 3.6V making it ideal for USB port or 6V AC adaptor applications.

Features

• Tiny 1mm × 1mm Thin DFN, SOT23-5 and TSOT23-5 packages

• Wide 2.5V to 6V operating range

• 150mA guaranteed output current

• Stable with 1µF ceramic output capacitors

• Low dropout voltage: 155mV @ 150mA

• Excellent load/line transient response

• Low quiescent current: 29µA

• High PSRR: 70dB

• Thermal-shutdown and current-limit protection

Applications

• USB dongles

• Wireless LANs

• PC Desktops, laptops, and tablets

• Battery-powered equipment

• Digital still and video cameras

• 5V general purpose