BIT3251 - Beyond Innovation Technology

BIT3251 Low Cost PWM Controller

contained herein imply the granting of licenses to make, use or sell equipment constructed in accordance therewith. Besides, the product in this document is not designed for use in life support appliances, devices, or systems where malfunction of this product can reasonably be expected to result in personal injury. BiTEK customers’ using or selling this pro.

Features

y Voltage Mode PWM Controller y Low 0.2V reference Voltage y 330KHz Operation y Over Voltage Protection y Internal Soft-Start y Internal UVLO (Under Voltage Lock Out) y Limited Output Duty Cycle y Low Shutdown current (0.1uA) y CMOS Totem Pole Output y SOP-8 Package General Description: The BIT3251 is a high frequency PWM controller integrates required functions for boost conversion in a small SOP-8 package. A low 0.2V feedback voltage and over voltage protection make the BIT3251 be an ideal controller for LED backlight supplies. CMOS process greatly reduces the operating current when compari.