DESCRIPTION

· Integrated panel power solution for TFT-LCD displays.

· Includes triple-output DC-DC converter, LED backlight driver, and VCOM buffer.

· 1.3MHz DC-DC boost converter with up to 14.5V output.

· High efficiency up to 93% with integrated power MOSFET.

· Positive and negative charge pumps regulate up to +30V and down to -30V.

· High efficiency backlight driver supports up to 28V output.

· PWM controlled LED brightness up to 1kHz.

· High slew rate operational amplifier for VCOM buffering.

· Available in 24-pin 4x4mm TQFN package.

· Operating temperature range: -40°C to +85°C.

FEATURES

· Input supply range: 2.5V to 5.5V.

· Adjustable voltage up to 14.5V with ±1% accuracy.

· Integrated soft start and sequencing of all rails.

· Short-circuit, over-voltage, and over-temperature protection.

· Positive output (VGH) adjustable up to 30V with ±3% accuracy.

· Negative output (VGL) adjustable down to -30V with ±3% accuracy.

· WLED driver with input voltage range: 2.5V to 25V.

· Constant LED current with 6% accuracy.

· PWM dimming control up to 1kHz.

· VCOM buffer with 13V/µs slew rate and 12MHz bandwidth.

APPLICATIONS

· Automotive displays.

· Digital photo frames.

· Netbooks.

· Portable navigation devices (PNDs).