F71869A Datasheet, PDF (151/156 Pages) Feature Integration Technology Inc. – Super I/O + Hardware Monitor

R32 1K
VCORE
VCORE(VIN1)
C31
100p
VLDT(1.5V) ^{R131 10K}
VDDA
R132 10K
R36 10K
R37 10K
VDIMM
R38 10K
5VSB( for Intel)
R40 10K
5VCC
R42 20K
R44 8.6K
VLDT(VIN2)
C34
100p
VDDA(VIN3)
100p
VDIMM(VIN4)
C37
100p
VIN5
C38
100p
+12V
R45 20K
R47 2.9K
VIN6
C39
100p
The best voltage input level is about 1V.
must scale the voltage under 2.048V to VIN
If use force mode voltage protect, the
voltage must to scale become1.5V to VIN.
VOLTAGE SENSING.
F71869A
D1+
D+
C32 3300P
D-
D-
D2+
C33 3300P
D-
DIODE SENSING CIRCUIT
D3+
C59 3300P
D-
DIODE SENSING CIRCUIT
Q1
PNP
3906
Q13
PNP
3906
from CPU
for
SYSTEM
for
SYSTEM
VREF
D1+
VREF
D2+
VREF
D3+
R43 10K 1%
RT1
10K 1%
THERMISTOR
(for system)
R46 10K 1%
RT2
10K 1%
THERMISTOR
(for system)
THERMISTOR SENSING CIRCUIT
R114 10K 1%
RT3
10K 1%
THERMISTOR
(for system)
THERMISTOR SENSING CIRCUIT
Temperature Sensing
COPEN#
VBAT
R33
2M
2
C35
1000P
SW1
1
CASE OPEN CIRCUIT
LED_VCC
VSB3V
R41
4.7K
VSB5V
R39
330
Q2
NPN
P_LED
D2
LED
LED_VSB
VSB3V
R49
4.7K
VSB5V
R48
330
Q3
NPN
SUS_LED
D3
LED
LED
VCC3V
R50
4.7K
OVT#
OVT# PULL-UP
151
Title
Size
B
Date:
Feature Integration Technology Inc.
Document Number
Hardware Monitor
Friday , July 02, 2010
Oct., 2011
Sheet V03 .19ofP 8
Rev
2.0