FL103 FAIRCHILD [Fairchild Semiconductor], FL103 Datasheet - Page 2

• Manufacturer Part Number: FL103
• Description: Primary-Side-Regulation PWM Controller for LED Illumination
• Manufacturer: FAIRCHILD [Fairchild Semiconductor]

© 2012 Fairchild Semiconductor Corporation
FL103 • Rev. 1.0.1
Application Diagram
Block Diagram
V
DD
3
Protection:
OVP (Over-Voltage Protection)
UVLO (Under-Voltage Lockout)
TSD (Thermal Shutdown Protection)
HV
8
7.5V
16V
/
28V
+
-
+
-
Generator
Pattern
V
RESET
TSD
Figure 3.
Figure 2.
OSC
GND
...
6
Compensation
V
Internal Block Diagram
RESET
Typical Application
Slope
Recovery
2
S
R
Auto
Q
+
-
EAV
0.8V
Max. Duty
EAI
+
+
-
-
2.5V
2.5V
Driver
Soft
Sampling
& Holder
Detector
Peak
LEB
X
T
DIS
V
DD
T
S
5 VS
2 GATE
1 CS
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