FAN7687 Fairchild Semiconductor, FAN7687 Datasheet - Page 3

• Manufacturer Part Number: FAN7687
• Description: PC Power Supply Output Monitoring IC
• Manufacturer: Fairchild Semiconductor

Pin Assignments
Pin Definitions
Notes :
* : FAN7686 Pin Definitions
** : FAN7687/FAN7687A Pin Definitions
Pin Number
PSON
GND
IS12
FPO
PGI
10
12
13
14
11
NC
1
2
3
4
5
6
7
8
9
RI
1
2
3
4
5
6
7
ISVCC12**
Pin Name
VCC12**
PSON
VS12*
IS33*
VS12
VS33
GND
PGO
FPO
IS12
IS33
IS5*
NC*
VS5
PGI
Vcc
IS5
NC
RI
14
13
12
11
10
9
8
PGO
V
VS5
VS33
VS12
IS33
IS5
CC
I/O
O
O
O
I
-
I
I
I
I
I
I
I
I
I
I
I
I
I
PSON
GND
FPO
IS12
PGI
IS5
RI
Power Good Input
Ground
Fault Protection Output, Open Drain Output
Remote On/Off Control Input
12V Over Current Protection
Reference Current Setting Resistor
No Connection
5V Over Current Protection
12V-II Over Current Protection
5V Over Current Protection
3.3V Over Current Protection
3.3V Over Current Protection
12V Output Over/Under Voltage Protection
12V Output Over/Under Voltage Protection
No Connection
3.3V Output Over/Under Voltage Protection
5V Output Over/Under Voltage Protection
Supply Voltage
Supply Voltage & 12V-II OV/UV Protectioin
Power Good Output, Open Drain Output
1
2
3
4
5
6
7
(FAN7685)
(FAN7686)
(FAN7675/6)
14
13
12
11
10
9
8
Pin Function Description
PGO
V
VS5
VS33
NC
VS12
IS33
CC
(FAN7686)
(FAN7685/7)
(FAN7686)
(FAN7685/7)
(FAN7687)
ISVCC12
FPO
PSON
PGI
GND
IS12
RI
1
2
3
4
5
6
7
(FAN7686)
(FAN7685/7)
(FAN7687)
FAN7685/FAN7686/FAN7687
14
13
12
11
10
9
8
PGO
IS33
IS5
VCC12
VS5
VS33
VS12
3