A7523 Description
The A7523 is a pact, high efficiency, and low voltage step-up DC/DC converter with an Adaptive Current Mode PWM control loop, includes an error amplifier, ramp generator, parator, 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 pensation. The low start-up input voltage below 1V makes A7523...
A7523 Key Features
- 0.8V（Iout=1mA） Low Start-up Input Voltage
- 500kHz Fixed Switching Frequency
- 90% Efficiency
- High Supply Capability to Deliver 3.3V 300mA
- 14μA Quiescent (Switch-off) Supply Current
- 0.01μA Shutdown Mode Supply Current
- Providing Flexibility for Using Internal and External Power Switches
- Output voltage: Settable to between 2.0V to 6.0V ,accuracy of 2%
- Available in SOT-26 package
- LCD Panel