General Description

The MIC5318 is a high performance, single output ultra low drop-out (ULDO™) regulator, offering low total output noise in an ultra-small Thin MLF® package. The MIC5318 is capable of sourcing 300mA output current and offers high PSRR and low output noise, making it an ideal solution for RF applications.

Features

• Ultra low dropout voltage 110mV @ 300mA
• Input voltage range: 2.3V to 6.0V
• 300mA guaranteed output current
• Stable with ceramic output capacitors
• Ultra low output noise – 30µVrms
• Low quiescent current – 85µA total
• High PSRR > [email protected]
• Less than 35µs turn-on time
• High output accuracy
– ± 2% initial accuracy
– ± 3% over temperature
• Thermal shutdown and current limit protection
• Tiny 6-pin 1.6mm x 1.6mm Thin MLF® package
• Thin SOT23-5 package

Applications

• Mobile phones
• PDAs
• GPS receivers
• Portable electronics
• Digital still and video cameras