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FAN7687AM

P1-P3P4-P6P7-P9P10-P12P13-P14
FAN7685/FAN7686/FAN7687
7
3) Under Voltage at Normal State
4) Under Voltage at AC Input ON
PGI
FPO
PSON
OUT
PGO
t
b2
t
b1
UVP
Threshold
t
b2
+t
d1
UVP
Threshold
Latch
VCC
PGI
FPO
PSON
OUT
PGO
POR
t
b1
AC Input
Enable
PGI
Threshold
t
b2
+t
d2
UVP
Threshold
t
b2
+t
d1
Latch
FAN7685/FAN7686/FAN7687
8
5) Under Voltage at PSON ON/OFF
6) Over Voltage at PSON
ON/OFF
PGI
FPO
PSON
OUT
PGO
t
d3
t
b1
+t
b2
UVP
Threshold
t
b2
+t
d1
t
b1
PGI
Threshold
t
b2
+t
d2
Latch
PGI
FPO
PSON
OUT
PGO
t
b2
t
b1
UVP
Threshold
t
b2
+t
d1
OVP
Threshold
Latch
FAN7685/FAN7686/FAN7687
9
Typical Application Circuits
PWM
12V Output
VS12
VS5
VS33
5Vsb
VS5
VS33
VS12
PGO
5V Output
3.3V Output
5Vsb
PSON
5V Coil
3.3V Coil
R
S_12V
R
S_5V
R
S_3.3V
IS5
R
IS5
IS33
R
IS33
IS12
R
IS12
PSON
FPO
IS12
GND V
CC
RI
PGOPGI
VS12
IS33
VS5
IS5
VS33
NC
1
2
3
4
5
6
7
14
13
12
11
10
9
8
F A N 7685
PWM
12V-I Output
VS12
VS5
VS33
5Vsb
VS5
VS33
VS12
PGO
5V Output
3.3V Output
12V-II Output
5Vsb
PSON
5V Coil
3.3V Coil
12V_II Coil
R
S_12V-I
R
S_5V
R
S_3.3V
R
S_12V-II
IS5
R
IS5
IS33
R
IS33
ISVCC12
R
ISVCC12
IS12
R
IS12
IS33
IS5
IS12
ISVCC12
PSON
FPO
IS12
GND VCC12
RI
PGOPGI
VS12
IS33
VS5
IS5
VS33
ISVCC12
1
2
3
4
5
6
7
14
13
12
11
10
9
8
F A N 7687
FAN7685 Application Circuit
FAN7687 Application Circuit
P1-P3P4-P6P7-P9P10-P12P13-P14

FAN7687AM

Mfr. #:
Buy FAN7687AM
Manufacturer:
ON Semiconductor / Fairchild
Description:
Supervisory Circuits SEC SUERVISORY I.C
Lifecycle:
New from this manufacturer.
Delivery:
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