DC458A - Schematic

1. ALL RESISTORS ARE IN OHMS, 0603.
2. INSTALL SHUNTS ON JP1-JP6 PIN 1 AND 2.
3. P2 IS MOUNTED ON SOLDER SIDE.
PRSNT1#
(JP4)
PRSNT2#
(JP5)
5VIN
5VIN
NO PLUG IN BOARD PRESENT
GND
5VIN
MAXIMUM POWER CONSUMPTION
5VIN
GND
NOMINAL POWER CONSUMPTION
GND
GND
MINIMUM POWER CONSUMPTION
2
EXPANSION CONFIGURATION
1
R5
0.007
2512
+5VIN_2
R6
2.7
D1
1PMT5.OAT3
C8
0.1UF
Q2
Si7880DP
8
7
6
5
R7
10
10A PATH
J5
+5VOUT
+5VOUT
3
2
1
+C6
470UF
10V
7343
J6
GND
4
NOTES: UNLESS OTHERWISE SPECIFIED
3
1
4
2
5
D
D
F7
3
JP4
1
3
1
A
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
B11
B10
B9
B8
B7
B6
B5
B4
B3
B2
B1
D15
D16
D17
D18
D19
D20
D21
D22
D23
D24
D25
C25 C1
C24 C2
C23 C3
C22 C4
C21 C5
C20 C6
C19 C7
C18 C8
C17 C9
C16 C10
C15 C11
AMP, 352068-1
2
B25
B24
B23
B22
B21
B20
B19
B18
B17
B16
B15
C17
0.01UF
0.1UF
1
E15
E16
E17
E18
E19
E20
E21
E22
E23
E24
E25
SDA_2
D4
SMAJ12CA
+5VIN_2
1
FAULT#
LED3
LN1251C
RED
2
R23
1K
FAULT# FAULT#
E12
R22
10
HEALTHY#_2
+12VIN_2
R25
200
OFF/ON
PRSNT1#
2
PRSNT2#
3
12VIN
4
VEEIN
5
TIMER
6
5VOUT
7
FAULT
8
PWRGD
9
BE
10
GND
11
ADDRIN
28
3VSENSE 23
3VIN 22
SDA
13
SCL
14
RESETOUT
18
C13
0.047UF
50V
0805
R17 100
+3VIN_2
R19 1K
DRIVE 17
DGND 16
LED 15
R21 12.1
3
Q4
MMBT2222A
+5VIN_2
R30
20K
LOCAL_RST#
E17
SDA_2
R29
10
SCL_2
R31
511,1%
1
2
3
4
5
6
7
8
9
10
11
12
VPIN
E19
GND
VEEOUT
E18
VP
E11
BEAB
VP
R27
10
R26
10K
BEAB VCC
B0
B9
A0
A9
A1
A8
B1
B8
B2
B7
A2
A7
A3
A6
B3
B6
B4
B5
A4
A5
GND BEBB
IDTQS3384PA
C7
0.1UF
24
23
22
21
20
19
18
17
16
15
14
13
B
R24
100
VIO_2
VPIN
+5VIN_2
VIO_2
PCI_RST#_2
SCL_2
LED2
LNJ951C4BRA R28
100
1
2
BLUE
R32
1K
LOCAL_RST#
STATUS LED
QSIO_2
BEAB
U2
2
LTC4240CGN28
ADDRIN ADDRIN
E13
E16
C15
R20 24 4700PF
R33
2K
+5VIN_2
R34
POT 10K
R38
86.6K
1%
CW
APPLY VOLTAGE AT E13
R39
1.37K
1%
2
POT
EXT
3
1
ADDRIN
JP6
CUSTOMER NOTICE
CONTRACT NO.
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
CIRUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
APPROVALS
DRAWN:
4
3
TECHNOLOGY
KIM T.
CHECKED:
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
TITLE:
I2C COMPACT PCI HOT SWAP CONTROLLER
APPROVED:
ENGINEER: VICTOR F.
DESIGNER:
SIZE
A
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
5
R18 180
E15
500mA PATH
VEEOUT
C2
47UF
25V
7343
R16
1K
21
PRECHARGE
+12VOUT
C
47UF
25V
7343
VEEOUT 25
3VOUT 24
5VIN
5VSENSE 20
GATE 19
E14
+12VOUT
+C16
VIO_2
BD_SEL#_2
R11
75K
1A PATH
R14
1K
RESETIN 27
12VOUT 26
12
C18
0.01UF
2
VEEIN_2
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
C12
R15
10
QSIO_2
BD_SEL#_2
U1
1
500mA PATH
VEEIN_2
E7 & E9 TO GND
ON MALE (P1)
3
HEALTHY#_2
E1
E2
E3
E4
E5
E6
E7
E8
E9
E10
E11
1
B
A25
A24
A23
A22
A21
A20
A19
A18
A17
A16
A15
Q1
MMBT3906
1
C14
0.01UF
R12
1.2K
1
F21
1
PCI_RST#_2
D3
SMAJ12CA
2
R13
10
F25
C
+5VIN_2
R1
51.1K
+5VIN_2
R4
1K
J4
+3VOUT
+C9
470UF
10V
7343
3
2
F19
F23
PRSNT2#
1A PATH
+12VIN_2
F17
+3VIN_2
R10
10
D2
1PMT5.OAT3
C11
0.1UF
10A PATH
+3VOUT
3
2
1
JP5
F9
F11
F13
F15
+5VIN_2
8
7
6
5
2
+5VIN_2
R9
2.7
1
F5
PRSNT1#
2
F3
HOP SWAP
CONTROLLER
2
F1
+
P2
Q3
Si7880DP
4
R8
0.005
2512
+3VIN_2
DATE:
2
DWG NO.
DC458A-A (-2) * LTC4240CGN28
Friday, December 05, 2003
SHEET
1
REV
A
1 OF 2
A
5
4
3
2
1
+5VIN_1
J1
+5VIN
P1
1
R2
200
E5
HEALTHY#
HEALTHY#
LED1
LN1351C
GREEN
HEALTHY#_1
B
2
R3
2K
VEEIN_1
E6
VEEIN
C5
47UF
25V
7343
A25
A24
A23
A22
A21
A20
A19
A18
A17
A16
A15
E1
E2
E3
E4
E5
E6
E7
E8
E9
E10
E11
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
E15
E16
E17
E18
E19
E20
E21
E22
E23
E24
E25
ON JP1: PCB
SILKSCREEN
INCORRECTLY
SHOWS THESE
LABELS REVERSED.
SCHEMATIC SHOWS
THE SENSE
CORRECTLY.
5VIN
D15
D16
D17
D18
D19
D20
D21
D22
D23
D24
D25
C25 C1
C24 C2
C23 C3
C22 C4
C21 C5
C20 C6
C19 C7
C18 C8
C17 C9
C16 C10
C15 C11
AMP, 352332-1
I 2C
J7
SDA_1
E2
SDA
GND
3
1
JP1
SDA_1
I/O DATA
C10
0.1UF
+12VIN_1
1
E10
+12VIN
B25 D1
B24 D2
B23 D3
B22 D4
B21 D5
B20 D6
B19 D7
B18 D8
B17 D9
B16 D10
B15 D11
B11
B10
B9
B8
B7
B6
B5
B4
B3
B2
B1
E1
GND
QSIO_1
2
F15
F16
F17
F18
F19
F20
F21
F22
F23
F24
F25
D
+C3
47UF
25V
7343
U3
A0
2
A1
3
A2
4
VSS
24LC025
R35
100
VCC 8
WP 7
R36
4.99K
1%
SCL 6
SDA 5
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
C
HD2X7-079-MOLEX
E4
BD_SEL#
J3
+3VIN
+C4
100UF 16V
7343
3VIN
JP2
VIO_1
2
VIO
B
+3VIN_1
5VIN
PCI_RST#_1
E7
PCI_RST#
SCL_1
5VIN
1
GND
JP3
+
PCI_RST#
A
3
E8
SCL
E9
GND
J2
GND
CUSTOMER NOTICE
CONTRACT NO.
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
CIRUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
APPROVALS
DRAWN:
4
3
TECHNOLOGY
KIM T.
CHECKED:
TITLE:
APPROVED:
ENGINEER: VICTOR F.
DESIGNER:
SIZE
A
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
5
R37
4.99K
1%
EEPROM
BD_SEL#_1
3
C
Z11
Z10
Z9
Z8
Z7
Z6
Z5
Z4
Z3
Z2
Z1
100UF 16V
7343
1
SYSTEM
BACKPLANE
F1
F2
F3
F4
F5
F6
F7
F8
F9
F10
F11
2
D
Z25
Z24
Z23
Z22
Z21
Z20
Z19
Z18
Z17
Z16
Z15
+C1
DATE:
2
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
SYSTEM BACKPLANE
DWG NO.
DC458A-B (-2) * LTC4240CGN28
Friday, December 05, 2003
SHEET
1
REV
A
2 OF 2
A
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