Key Features- LCD Bias Outputs (+5V/25mA, +15V/100µA,
-10V/100µA)
Output Sequencing
No External Diodes Required
POS, NEG, and MAIN Are Autodischarged
During Shutdown
LED Backlight Step-Up DC-DC Converter
Series Connection for Uniform Illumination
Supports Up to 8 LEDs at 25mA (max)
900mW (max) Power
Overvoltage Protection
Low Input/Output Ripple
Soft-Start
Fast 1MHz PWM Operation for Small
Component Size
Temperature Derating Function (MAX1579)
High Efficiency
Bias: 83% (5.0V at 25mA, 15V/-10V at 100µA)
LED: 84% (6 LEDs at 20mA)
Independent Enable Inputs for LED and Bias
Power
Thermal-Shutdown Protection
1µA Shutdown Current
Tiny 4mm x 4mm Thin QFN Package
Fully Assembled and Tested
| Applications/Uses- Internet Appliances
- LCD Displays with White LED Backlight
- PDAs, Palmtops
- Smartphones
|