General Description
The AP3008 is a 1.2MHz PWM boost switching regulator designed for constant-current white LED driver applications.
   
Features
• Inherently Uniform LED Current
• High Efficiency up to 84%
• Drives 2 to 3 LEDs from a 2.7V Supply
• 1.2MHz PWM Operation Frequency
• Requires Only 0.22µF Output Capacitor
• Shutdown Current: < 1µA
• Built-in Output Over-Voltage Protection
• Under Voltage Lock Out (UVLO)
   
Applications
• Digital Cameras
• LCD modules
• GPS Receivers
• Cellular Phones
• PDAs, Handheld Computers