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Q0765R_08 查看數據表(PDF) - Fairchild Semiconductor

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Q0765R_08 Green-Mode Fairchild Power Switch (FPS™) for Quasi-Resonant Operation - Low EMI and High Efficiency Fairchild
Fairchild Semiconductor Fairchild
Q0765R_08 Datasheet PDF : 22 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
Application Diagram
VO
AC
IN
Sync
PWM
FB VCC
Vstr Drain
GND
FSQ0765R Rev.00
Figure 1. Typical Flyback Application
Internal Block Diagram
Sync
5
AVS
FB
4
0.35/0.55
VCC
Vref
VBurst
Idelay
IFB
3R
tON < tOSP
after SS
R
Soft-
Start
PWM
Vstr
VCC
Drain
6
3
1
OSC
Vref
VCC good
8V/12V
LEB
250ns
SQ
RQ
Gate
driver
VOSP
VSD
VOVP
LPF
TSD
LPF
SQ
RQ
AOCP
VOCP
(1.1V)
2
GND
VCC good
Figure 2. Internal Block Diagram
FSQ0765R Rev.00
© 2008 Fairchild Semiconductor Corporation
FSQ0565R, FSQ0765R Rev. 1.0.1
3
www.fairchildsemi.com
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