Intel 440BX Manual&Nbsp;

5 5
4 4
3 3
2 2
1 1
D D C C B B A A
THIS DRAWING CONTAINS INFORMATION WHICH HAS NOT BEEN VERIFIED FOR MANUFACTURING AS AN END USER PRODUCT. INTEL IS NOT RESPONSIBLE FOR THE MISUSE OF THIS INFORMATION.
GTL Reference Voltage Generator
Place close to CS-/CS+
Place near pin 3
Place around uProcessor
Note: AGND must tie directly to nearest output CAP. DO NOT TIE DIRECTLY TO GROUND PLANE.
Place near pin 4
Cout
Run Parallel
GND to AGND connection
Run Parallel
Place Close to FET
Power Connector (Used to obtain +12V and supplement +5V)
PWROK to Shakopee
Cin
AMP = 14
Extra Bulk Caps: Do Not Populate
Do Not Populate
Do Not Populate
Hi Frequency Decoupling caps
Do Not Populate
Do Not Populate
Do Not Populate
Do Not Populate
Do Not Populate
Do Not Populate
Do Not Populate
Do Not Populate
3. mOhm resistor for current measurement of VTT supply
470uF
470uF
1uF
330 ohm
47K
47K
1uF1uF1uF1uF
1K
2.32K
0.1uF
10uF 10uF 10uF 10uF 470uF 470uF
Intel(R) 440BX Scalable Performance Board A3 Voltage Regulator
Embedded Intel Architecture Division Intel Corporation 5000 W. Chandler Blvd Chandler AZ, 85044
C
11 12Wednesday, April 26, 2000
Title Size Document Number Rev Date: Sheet
of
GATE2 GATE1
AGND
V5filtered
V5filtered
VO_SENSE
CS+
CS-
VID1
VID1
VID0 VID2 VID3
VID0 VID2 VID3
LDOS2 LDOS1
VID[3:0]4
PWROK8
VTT
VGTLREF_CPU
VTT
VGTLREF_B X
V3_3
VAGPREF
V3_3
V3_3
VTT
VCCCORE V2_5
v12_0
v5_0
v12_0
V3_3
v5_0
v5_0
VCCCORE
V3_3
U9
SC1185
5 6
22 21 20 19 16
1
12
24 2 4 9 8 17
7
18
15 11
10
13 14 23 3
VCC REF VID0 VID1 VID2 VID3 EN AGND PGNDL
GATE2 GATE1
LDOS2
CS+
CS-
VO_SENSE
PWRGOOD VID4
BSTH
DH
PGNDH
DL
BSTL
LDOV
LDOS1
R66 0
R74
3 milliOhm 5% 5%
C112
1uF 10V
L3 4.7uH
R69
3 milliOhm 5%
R76
3 milliOhm 5%
R75 EMPTY
C125 EMPTY 16V
C124 EMPTY 16V
C123 EMPTY 16V
R58
150 ohm 1%
R55
75 ohm 1%
C113 0.1uF
C131 0.1uF
R60
100 ohm 1%
1% R57 150 ohm 1% 1%
C114 1uF
C128 0.1uF
R56
75 ohm 1%
J3 CON4
1 2 3 4
R59 150 ohm 1%
R64 EMPTY
C105
EMPTY 16V
R67 1K
C116 EMPTY 25V
R65 10 ohm
C133 EMPTY
10V X5R
C108 2200uF 16V RDL Aluminum
R70 10K
12
C107 2200uF 16V
U13 MTD3055V
1
32
C127
470uF 16V
C134 EMPTY
10V X5R
C135 EMPTY
10V X5R
U12 MTD3055V
1
32
C136 EMPTY
10V X5R
C130
470uF 16V
C138 0.1uF
C143
EMPTY Tantalum 16V
C144
EMPTY Tantalum 16V
C137 0.1uF
U10
SUD50N03-07
1
32
U11
SUD50N03-07
1
32
RP63
EMPTY
1 2 3 4 5
6 7 8
R68
2.2 ohm
R72
2.2
C119
2200uF Aluminum 16V
C110
0.1uF 16V
C109 2200uF 16V RDL Aluminum
C115
0.1uF
C129 0.1uF
C132 0.1uF
C120
2200uF Aluminum 16V
R61 1.00K 1% 1%
L2 4.7uH
C117 4700pF 50V X7R
R71
2.2 ohm
R62 EMPTY 1%
C118
2200uF Aluminum 16V
C121
2200uF Aluminum 16V
C111 2200uF 16V RDL Aluminum
R63 10 ohm
C145
0.1uF 25V
C146
0.1uF 25V
C126 EMPTY
10V X5R
C122 EMPTY 16V
C106
0.1uF
R73 EMPTY
C104
EMPTY 16V
R94 3 milliohms 5%

Intel 440BX Specifications

General

Brand	Intel
Model	440BX
Category	Motherboard
Language	English