FS6X0420R FAIRCHILD [Fairchild Semiconductor], FS6X0420R Datasheet - Page 2

• Manufacturer Part Number: FS6X0420R
• Description: Fairchild Power Switch (FPS)
• Manufacturer: FAIRCHILD [Fairchild Semiconductor]

FS6X0420RJ/ FS6X0720RJ/ FS6X1220RJ Rev. 1.0.1
Typical Application Diagram
Internal Block Diagram
Sense
Line
FB
6
4
Line UVLO
I
V
delay
V
V
OVP
SD
CC
TSD
V
V
V
LU
CC
SL
V
I
ref
FB
DC
IN
Figure 2. Functional Block Diagram of FS6X-Series
28R
R
Figure 1. Typical Flyback Application
Line
UVLO
L/S
OSC
V
Vfb
CC
PWM
Good
Vcc
Drain
GND
V
Enable
CC
2
Good
S
R
S
R
Q
Q
Q
Q
Vref
N.C
OUT
5
DC
Internal
Bias
V
9V/15V
3
CC
Driver
Gate
Drain
1
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2
GND