LD7575PS Green-Mode PWM Controller with High-Voltage Start-Up Circuit

Features
*  High-Voltage (500V) Startup Circuit
*  Current Mode Control
*  Non-Audible-Noise Green Mode Control

*  UVLO (Under Voltage Lockout)
*  LEB (Leading-Edge Blanking) on CS Pin
* Programmable Switching Frequency
* Internal Slope Compensation