General Description
The RT9263 is a compact, high efficient, step-up DC/DC
converter with an adaptive current mode PWM control
loop, providing a stable and high efficient operation over
a wide range of load currents. It operates in both
continuous and discontinuous current modes in stable
waveforms without external compensation.

Features
• 1.0V Low Start-up Input Voltage
• High Supply Capability to Deliver 3.3V 100mA with 1V Input Voltage
• 17μA Quiescent (Switch-off) Supply Current
• 90% Efficiency
• 550kHz Fixed Switching Rate
• Providing Flexibility for Using Internal and External Power Switches
• SOT-89-5 Package
• RoHS Compliant and 100% Lead (Pb)-Free

Applications
• PDA
• Portable Instrument
• DSC