STOD13ASTPUR [STMicroelectronics]

STOD13ASTPUR Description

The STOD13ASTPUR  is a dual DC-DC converter for AMOLED display panels. It integrates a step-up and an inverting DC-DC converter making it particularly suitable for battery-operated products, in which the major concern is overall system efficiency. 

STOD13ASTPUR Features

• Step-up and inverter converters

• Operating input voltage range from 2.5 V to 4.5 V

• Synchronous rectification for both DC-DC converters

• Minimum 250 mA output current

• 4.6 V fixed positive output voltage

• Programmable negative voltage by SWIRE from -2.4 V to -6.4 V at 100 mV steps

• Typical efficiency: 85%

• Pulse skipping mode in light load condition

• 1.5 MHz PWM mode control switching frequency

• TDMA noise high immunity

• Enable pin for shutdown mode

• The low quiescent current in shutdown mode

• Soft-start with inrush current protection

• Overtemperature protection

• Temperature range: -40 °C to 85 °C

• True-shutdown mode

• Fast discharge outputs of the circuits after shutdown

• Short-circuit protection

• Package DFN12L (3 x 3 mm) 0.6 mm height

STOD13ASTPUR Applications

• Active matrix AMOLED power supply in

• portable devices

• Cellular phones

• Camcorders and digital still cameras