ICL8001G Datasheet, PDF (6/16 Pages) Infineon Technologies AG – Single-Stage Flyback And PFC Controller For LED Lighting Applications

Single-Stage Flyback and PFC Controller
ICL8001G
Representative Block Diagram
2 Representative Block Diagram
ZCV
Zero Crossing
Zero
Current
Detection
VCC
Power Managment
Over / Under-
Voltage Lockout
Voltage
Reference
& Biasing
HV
Startup Cell
Depl. CoolMOS^
Over
Voltage
Protection
Foldback
Correction
Protection
OTP
Restart /
Latchup
Control
Short
Winding
Detection
Gate Drive
Gate
Control
Current Mode Control
VR
Softstart
PWM
Comparator
&
PFC/
Dimming
Control
Leading
Edge
Blanking
GND
GD
CS
Figure 2 Representative Block Diagram
Version 1.0
6
May 6, 2010