5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
POWER DIAGRAM OF THE 8175
ADAPTOR
Protecter
Diode
P Channel
MOSFET
SI4835DY
Battery
Pack
Discharge
+5VA
+12V
D/VMAIN
5V DC to DC Convertor
+3V
Vcc Core DC to DC Convertor
LTC1709-9
CPU_CORE
3.3V DC to DC Convertor
+5V
DC/DC BOARD
PWR_ON
Shut Down
High
Low
Side
CC
1.8VS
Rsense
Cha
rge
Regulator
LP2951
CV
CC
PWM
Charge IC
MAX1772
Self
Dischange
learning
Diode
Always
Charge
CHARGE
SWITCH
SI4925DY
Choke
+3V_ICH
Regulator
TC55RP3302
EMB
MOSFET
Shut Down
+3VS
Shut Down
MOSFET
+5VS
SUSB#
MOSFET
Shut Down
+12VS
CPU_CORE_EN
+1.8V_ICH
MUST BE MEET ICH2
POWER ON SEQUENCE
MUST BE MEET ICH2
POWER ON SEQUENCE
CPU_CORE
CPU(FOR 1.7G) 49.3A
+3V
MCH
SODIMM
M6
ICH2
RTL8139CL
2A
?
330mA
410mA
330mA
+1.5VS
MCH
ATI_M6
20mA
?
VDDR_MEM2.5
ATI_M6
+1.8V
*ATI_M6
+1.8VS
MCH
470mA
1200mA
350mA
350mA
+1.8VA
ICH2
5mA
ATI_M6
1200mA
ICH2
280mA
+3VA
IDE
+5VS
15mA
CD-ROM
20mA
M6
+5V
CLOCK
900mA
+3VS
+5VA
ICH2
IEEE1394
PCI4410
79mA
69mA
SIO
*MCH
ICH2
410mA
50mA
?
LCD
800mA
* OPTION(NO LINK)
ALC200
40mA
1500mA
?
H8
40mA
USBX2
1000mA
AUDIO AMP
1000mA
MODEM
PCMCIA CARD
PCMCIA CARD
500mA
500mA
VDDR_MEM2.5
(FOR VGA)
+1.5VS
Regulator
AME8801
MOSFET
Shut Down
+12VS
Shut Down
12V DC to DC Convertor
Shut Down
MOSFET
Shut Down
+5V
411671200001
02
Power Block Diagram
3
22
Tuesday, March 26, 2002
Title
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Date:
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