BIT3269

Beyond Innovation technology Co., Ltd. BIT3269 White LED step-up converter Version: A1 2012/02/09 Confidential This is an ONE-TIME copy. Updates will not be provided page 1 of 6 Beyond Innovation technology Co., Ltd. Features: Drives up to 27 LEDs from a 5V supply 36V power switch Current mode control 650mA current limitation Fast 1.3MHz switching frequency SOT-236 package Pin Layout: 1 SW 2 GND 3 FB BIT3269 Vin OVP /SHDN 6 5 4 General Description: BIT3269 integrated circuit provides essential PWM features for white LED driver. It can drive up to 27 LEDs from a 5V supply. BIT3269 built-in 36V power switch with current mode control provides fast response. There is an internal 650mA current detection can provide the protection of internal switch. Due to 1.3MHz operation frequency, BIT3269 can reduce the size of external inductor and capacitor. All the functions are combined in a small SOT-236 package. Typical application: Recommended Operating Condition: Supply voltage……...