Features/Performance

• VIN: 2.7V to 5.5V

• Minimum External Components

• Less than 1.1mm Height for all External Components

• Total Standby Mode Ground Current 1μA

(VO1, VO2, and VO3 enabled).

• 1.8V Enable Logic

• Core Voltage Switchover in Standby Mode

• LDO Input Current Minimized for 5μA Typical Load

• Buck Efficiency Optimized for 0.6mA Load

• Separate Enable Pins for Each Supply Output

• Over-Current Protection

• Over-Temperature Protection

• 24-Pin 4x4 QFN package

Step-Up (Boost) Converter

• 6.0 to 10V @ 2mA Output

Step-Down (Buck) Converter

• 0.6V to VIN @ 25mA Output

LDO Regulator (AUX)

• 2.0 to 2.6V/5mA @ VIN = 3.6V

• PSRR: 60dB@100Hz

• Noise: 175μVrms

Battery Charger (3.0V)

• Lithium-Ion/Polymer Battery Charger

• Digitized Thermal Regulation

• Charge Current Programming up to 100mA

• Charge Current Termination Programming

• Automatic Trickle Charge for Battery Preconditioning

• Charge Status Indicator