LD7575A - Green-Mode PWM Controller
The LD7 575A is a c urrent-mode PWM con troller with tures a highexcellent pow er-saving o peration.
It fea voltage current source to directly supply the startup current from bulk capacitor and further to provide a lossless startup circuit.
The integrated functions such as the le ading-edge blanking
LD7575A Features
* z z z z z z z z z z 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 OVP (Over Voltage Protection) on Vcc OLP (Over Load Prote
