
Richtek Technology
General Description
The RT9266 is a compact, high efficiency, and low voltage step-up DC/DC converter with an Adaptive Current Mode PWM control loop, includes an error amplifier, ramp generator, comparator, switch pass element and driver in which providing a stable and high efficient operation over a wide range of load currents. It operates in stable waveforms without external compensation.
Features
1.0V Low Start-up Input Voltage
High Supply Capability to Deliver 3.3V 100mA with 1 Alkaline Cell
17µA Quiescent (Switch-off) Supply Current
Zero Shutdown Mode Supply Current
90% Efficiency
450KHz Fixed Switching Frequency
Providing Flexibility for Using Internal and External Power Switches
Small SOT-26 & SOT89-5 Package
Applications
PDA
DSC
LCD Panel
RF-Tags
MP3
Portable Instrument
Wireless Equipment