Data Sheet

© 2009 Fairchild Semiconductor Corporation www.fairchildsemi.com
FSL136MR • Rev. 1.0.7 2
FSL136MR — Green Mode Fairchild Power Switch (FPS™)
Typical Application Diagram
Figure 1. Typical Application
Internal Block Diagram
8V/12V
2 6,7,8
1
3
V
REF
Int ernal
Bias
S
Q
Q
R
OSC
V
CC
I
DELAY
I
FB
V
SD
TSD
V
OVP
V
CC
V
AOCP
S
Q
Q
R
R
2.5R
V
CC
Good
V
CC
Drai
n
V
FB
GND
AOCP
Gate
Driver
5
V
ST R
I
CH
V
CC
Good
V
BURL
/V
BURH
LEB
PWM
4
I
PK
Soft
Start
R andom
Frequency
Generator
OSP
On-Tim e
Detector
V
CC
Figure 2. Internal Block Diagram