AP3009 datasheet, converter equivalent, BCD Semiconductor

Features and benefits

*
*
*
*
*
*
*
* Inherently Uniform LED Current High Efficiency: 83% Typical No Need for Extra Schottky Diode Over Output Voltage Protectio.

Application

*
*
*
*
* Cellular Phones Digital Cameras LCD modules GPS Receivers PDAs, Handheld Computers SOT-23.

Description

The AP3009 is an inductor-based DC/DC converter designed to drive up to six white LEDs in series for backlight. Only one feedback resistor is needed to control the LED current and obtain satisfied brightness. A constant frequency 1.2MHz PWM control s.

Image gallery