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FAN4800AUN View Datasheet(PDF) - Fairchild Semiconductor

Part Name
Description
View to exact match
FAN4800AUN
Fairchild
Fairchild Semiconductor Fairchild
FAN4800AUN Datasheet PDF : 19 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
Application Diagrams
LBoost
DBoost
AC
CVIN
1M3M
1M3M
10
10K
Q1
CBulk
RFBPFC1
RSENSE
47nF
220nF
200K
36K
RFilter
CFilter
CIEA1
RIEA
CIEA2
RFBPWM
IAC OPFC
VRMS
FBPFC
ISENSE
IEA
VEA
CVEA1
RVEA
GND
CFBPFC
CVEA2
VREF
VDD
CVDD
VDD
RFBPFC2
RFBPFC3
10
10K
Q2 DF1
DF2
Lm
RT
FBPWM
CT
CSS
FBPWM
RT/CT
SS
RAMP
OPWM
ILIMIT
10
Q3
RFilter
CFilter
10K
RILIMIT
FBPWM
1nF
RRAMP
CRAMP
Figure 2. Current Mode
LBoost
DBoost
AC
CVin
1M3M
1M3M
10
10K
Q1
CBulk
RFBPFC1
RSENSE
47nF
220nF
200K
36K
RFilter
CFilter
CIEA1
RIEA
CIEA2
RFBPWM
IAC OPFC
VRMS
FBPFC
ISENSE
IEA
VEA
CVEA1
RVEA
GND
CFBPFC
CVEA2
VREF
VDD
CVDD
VDD
RFBPFC2
RFBPFC3
10
10K
Q2 DF1
DF2
Lm
RRAMP
RT
FBPWM
CRAMP
CT
CSS
FBPWM
RAMP
RT/CT
SS
OPWM
ILIMIT
10
Q3
RFilter
CFilter
10K
RILIMIT
FBPWM
1nF
Figure 3. Voltage Mode
12V
5V
12V
RD
RFB1
CFB RFB4
RFB2
5V
RFB3
12V
5V
12V
RD
RFB1
CFB RFB4
RFB2
5V
RFB3
© 2011 Fairchild Semiconductor Corporation
FAN4800AU/CU • Rev. 1.0.0
3
www.fairchildsemi.com
 

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