General Description
The MIC2811/21 are high performance power management ICs, supporting four output voltage rails with maximum efficiency. The four rails are generated by a single 600mA DC/DC converter and three 300mA LDOs.

FEATUREs
• 2MHz DC/DC converter and 3 LDOs
• Tiny 16-pin 3mm x 3mm MLF® package
• Thermal Shutdown Protection
• ±2% Output Voltage Accuracy on all outputs
• Current Limit Protection

DC/DC Converter
• 2.7V to 5.5V input voltage range
• Output current to 600mA
• 2MHz PWM operation
• Up to 86% efficiency (1.2V output)

LDO 1 & 2
• 1.65V to 5.5V input voltage range
• 300mA output current
• Fixed Output voltage as low as 0.8V
• Low 142mV dropout
• 70dB PSRR at 1kHz

LDO 3
• 2.7V to 5.5V input voltage range
• 300mA output current
• Fixed Output voltage as low as 1.0V

APPLICATIONs
• Mobile phones / PDAs
• Portable media players
• Mobile Television Receivers