
Micrel
General Description
The MIC5338/9 is an advanced dual 300mA LDO ideal for powering general purpose portable devices requiring low output noise and excellent Power Supply Rejection Ratio (PSRR). The MIC5338/9 provides two independently controlled, high performance, 300mA LDOs in a tiny 1.6mm x 1.6mm Thin MLF® package.
FEATUREs
• 2.5V to 5.5V input voltage range
• Two 300mA outputs
• High output accuracy – 2%
• Low quiescent current – 70µA total
• Stable with ceramic output capacitors
• Independent enable pins
• Low dropout voltage – 220mV at 300mA
• Low output noise
• Thermal shutdown protection
• Current limit protection
• Output discharge circuit – MIC5339
• 6-pin 1.6mm x 1.6mm Thin MLF® package
APPLICATIONs
• Mobile phones
• Camera phones
• GPS, PMP, PDAs and handhelds
• Portable electronics