Intel Xeon Processor and Intel E7500/E7501Chipset Compatible Platform Design Guide

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LAST REVISED:
DRAWN BY:
1900 Prairie City Road
Folsom, California 095630 OF
TITLE:
PROJECT:
Rev:
KC533
Intel Corporation
+VSBY5_0
+V1_8_ICH3
+
+V5_0
+V1_8
+
PWRGD1
VREF/PWRGD2
SS2
ILIM2
VFB2
FPMW2
EN2
ISNS2
BOOT2
HDRV2
SW2
PGND2
LDRV2
VCC
VBATT
DDR
SS1
ILIM1
VFB1
FPMW1
EN1
ISNS1
BOOT1
HDRV1
SW1
PGND1
LDRV1
AGND
4.7UH
FDP6035AL
S
D
G
+V1_2
SC1565
GND3
GND2
GND1
GND0
ADJ
VO
VIN
EN
+V3_3
+
+
FDP6644S
S
D
G
MMBF170
G
D
S
FDP6035AL
S
D
G
FDP6644S
S
D
G
XSTR_BCP69T1
3
1
2
4
SC4431
REF
OUT
NC
GND
VCC
+V12
+
+
3.3V/1.8V Power Sequencing Circuitry
1.8V / 1.2V Voltage Regulator
77 85
R858
442 1%
C278
0.1UF
C285
0.1UF
C2141
1000PF
1 2
C284
2200UF
1 2
C276
2200UF
R854
316 1%
4
5
3
2
1
U160
NO POP
3
1
2 4
Q121
NO POP
R1615
0
NOPOP
1_8V_PWRGD
79,80
1_2V_PWRGD
75,79
3
2
1
Q24
R855
953
R1613
10
NO POP
R1614
1.13K
NO POP
R1612
2.05K
NO POP
3
2
1
Q51
1
3
2
Q122
C2190
0.1UF
NOPOP
3
2
1
Q50
2 1
CR4
MBR0320
C2189
10UF
C2188
10UF
C2187
10UF
C2186
10UF
R857
787
R856
78.7K
R1610
51
R1611
51
C2194
10UF
1 2
C2204
2200UF
1 2
C2203
2200UF
C281
0.1UF
C277
1UF
R865
82.5K
C275
R1616
0
C2140
1000PF
5
6
7
8
4
3
2
1
U159
R1617
0
R1618
0
NOPOP
R864
1.82K
2 1
CR3
MBR0520L
2 1
CR26
MBRS0520
3
2
1
Q23
R1289
2.2
R1288
2.2
21
L10
21
L9
4.7UH
C287
47UF
C275
0.1UF
15
16
17
18
19
20
21
22
23
24
25
26
27
28
14
13
12
11
10
9
8
7
6
5
4
3
2
1
U26
FAN5236
C283
1UF
R863
1.82K
C280
0.1UF
C279
1UF
C274
1UF
C286
1UF
1 2
C282
1500UF
1 2
C2195
150UF
C2191
1UF
NOPOP
C2193
10UF
C2192
10UF
1.0INTEL (R) E7501 CHIPSET CUSTOMER REFERENCE BOARD
11/18/02