General Description

The AP3031 is an inductor-based DC/DC boost converter designed to drive LED arrays. 1.4A switching current allows AP3031 to be used in different 7 to 10 LCD panel backlights (3*13 LED arrays typically).

Features

• Up to 92 Efficiency (VIN=9V, IOUT=260mA)

• Up to 84 Efficiency (VIN=5V, IOUT=260mA)

• Fast 1MHz Switching Frequency

• Wide Input Voltage Range: 2.7V to 16V

• Low 200mV Feedback Voltage

• Output Over Voltage Protection

• Cycle by Cycle Current Limit: 1.4A

• Built-in Soft-start

• Built-in Standby Mode to Achieve High Frequency PWM Dimming

• Built-in Thermal Shutdown Function

• Under Voltage Lockout

Applications

• 7 to 10 LCD Panels

• Digital Photo Frame

• GPS Receiver

• EPC

• PDVD