General Description

The MIC5307 is a micropower, µCap low dropout regulator designed for optimal performance where smaller packages are required. It is capable of sourcing 300mA of output current while only drawing 20µA of operating current. This high performance LDO offers fast transient response and good PSRR while consuming a minimum of current.

Features

• Input voltage range: 2.4V to 5.5V

• Ultra-low IQ: Only 20µA operating current

• Stable with ceramic output capacitor

• Low dropout voltage of 120mV @ 300mA

• High output accuracy

– ±1.0 initial accuracy

– ±2.0 over temperature

• Thermal Shutdown Protection

• Current Limit Protection

Applications

• Digital Logic Power Supply

• Stand-by power supply

• Cellular phones

• PDAs

• Portable electronics

• Notebook PCs