Linear ANALOG DEVICES DC2685B, Демонстрационное руководство, Страница: 21 / 22

21
Rev A
DEMO MANUAL DC2685B
Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog
Devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. Specifications
subject to change without notice. No license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
DC2683A MOTHERBOARD SCHEMATIC
5 5
4 4
3 3
2 2
1 1
D
D
C
C
B
B
A
A
DATA IN DATA IN
PO
W
ER
A
ND
D
AT
A O
UT
DATA IN DATA IN
PORT
4
PO
W
ER
A
ND
D
AT
A O
UT
PO
W
ER
A
ND
D
AT
A O
UT
PO
W
ER
A
ND
D
AT
A O
UT
PORT
3
PORT
2
PORT
1
OUT7 OUT8
OUT5 OUT6
OUT3 OUT4 OUT1 OUT2
SIZE DATE
:
IC
NO.
REV.
SH
EE
T
OF
TITLE:
APPRO
VAL
S
PCB DES.
APP ENG.
CUSTOMER NOTICE
ADI HAS MADE A BEST EFFORT TO
DESIGN
A
CIRCUIT
THAT
MEETS
CUSTOMER-
SUPPLIED SPECIFICATIONS;
HO
W
EV
ER
, I
T R
EM
AI
NS
T
HE
C
US
TOMER'S RESPONSIBILITY TO
VE
RI
FY
P
RO
PE
R
AN
D R
EL
IA
BL
E O
PE
RA
TI
ON
IN
T
HE
A
CT
UA
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PL
IC
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N.
C
OM
PO
NE
NT
S
UB
ST
IT
UT
IO
N A
ND
P
RI
NT
ED
CIRCUIT
BO
ARD L
AYO
UT
MAY SIG
NIF
ICANT
LY
AF
FE
CT
CIRCUIT
PERF
ORMANCE
OR
REL
IABIL
IT
Y. CO
NT
ACT
ADI APPL
ICAT
IO
NS
ENG
INEERING
F
OR
ASSIST
ANCE.
THIS CIRCUIT IS PROP
RIETARY TO ADI AND
SCHEMATIC
SUPPLIED
FOR
USE
WITH
ADI
PARTS.
SCALE = NONE
www.l
in
ear.
co
m
www.analog.co
m
TEL:
(408)
432-1900
MILPITAS, CA
95035
1630 McCARTHY BLVD.
1
Tuesday, March 06, 2018
22
IEEE 802.3bt 4-PORT PSE MOTHERBOARD
KIM T.
DILIAN R.
N/A
DEMO CIRCUIT 2683A
SIZE DATE
:
IC
NO.
REV.
SH
EE
T
OF
TITLE:
APPRO
VAL
S
PCB DES.
APP ENG.
CUSTOMER NOTICE
ADI HAS MADE A BEST EFFORT TO
DESIGN
A
CIRCUIT
THAT
MEETS
CUSTOMER-
SUPPLIED SPECIFICATIONS;
HO
W
EV
ER
, I
T R
EM
AI
NS
T
HE
C
US
TOMER'S RESPONSIBILITY TO
VE
RI
FY
P
RO
PE
R
AN
D R
EL
IA
BL
E O
PE
RA
TI
ON
IN
T
HE
A
CT
UA
L
AP
PL
IC
AT
IO
N.
C
OM
PO
NE
NT
S
UB
ST
IT
UT
IO
N A
ND
P
RI
NT
ED
CIRCUIT
BO
ARD L
AYO
UT
MAY SIG
NIF
ICANT
LY
AF
FE
CT
CIRCUIT
PERF
ORMANCE
OR
REL
IABIL
IT
Y. CO
NT
ACT
ADI APPL
ICAT
IO
NS
ENG
INEERING
F
OR
ASSIST
ANCE.
THIS CIRCUIT IS PROP
RIETARY TO ADI AND
SCHEMATIC
SUPPLIED
FOR
USE
WITH
ADI
PARTS.
SCALE = NONE
www.l
in
ear.
co
m
www.analog.co
m
TEL:
(408)
432-1900
MILPITAS, CA
95035
1630 McCARTHY BLVD.
1
Tuesday, March 06, 2018
22
IEEE 802.3bt 4-PORT PSE MOTHERBOARD
KIM T.
DILIAN R.
N/A
DEMO CIRCUIT 2683A
SIZE DATE
:
IC
NO.
REV.
SH
EE
T
OF
TITLE:
APPRO
VAL
S
PCB DES.
APP ENG.
CUSTOMER NOTICE
ADI HAS MADE A BEST EFFORT TO
DESIGN
A
CIRCUIT
THAT
MEETS
CUSTOMER-
SUPPLIED SPECIFICATIONS;
HO
W
EV
ER
, I
T R
EM
AI
NS
T
HE
C
US
TOMER'S RESPONSIBILITY TO
VE
RI
FY
P
RO
PE
R
AN
D R
EL
IA
BL
E O
PE
RA
TI
ON
IN
T
HE
A
CT
UA
L
AP
PL
IC
AT
IO
N.
C
OM
PO
NE
NT
S
UB
ST
IT
UT
IO
N A
ND
P
RI
NT
ED
CIRCUIT
BO
ARD L
AYO
UT
MAY SIG
NIF
ICANT
LY
AF
FE
CT
CIRCUIT
PERF
ORMANCE
OR
REL
IABIL
IT
Y. CO
NT
ACT
ADI APPL
ICAT
IO
NS
ENG
INEERING
F
OR
ASSIST
ANCE.
THIS CIRCUIT IS PROP
RIETARY TO ADI AND
SCHEMATIC
SUPPLIED
FOR
USE
WITH
ADI
PARTS.
SCALE = NONE
www.l
in
ear.
co
m
www.analog.co
m
TEL:
(408)
432-1900
MILPITAS, CA
95035
1630 McCARTHY BLVD.
1
Tuesday, March 06, 2018
22
IEEE 802.3bt 4-PORT PSE MOTHERBOARD
KIM T.
DILIAN R.
N/A
DEMO CIRCUIT 2683A
RT28
75
RJ45
J1D
TE, 5569262-1
4-1
31
4-2
32
4-3
33
4-4
34
4-5
35
4-6
36
4-7
37
4-8
38
CT3
0.01uF
0805
100V
R60
0
1206
CT8
0.01uF
0805
100V
RT32
75
RJ45
SHIELD
J1I
TE, 5569262-1
9-1
81
9-2
82
9-3
83
9-4
84
9-5
85
9-6
86
9-7
87
9-8
88
RT20
75
RT26
75
RT8
75
R62
0
1206
CT15
0.01uF
0805
100V
RT30
75
RT1
75
CG6 1000pF 1808 2kV
RJ45
J1B
TE, 5569262-1
2-1
11
2-2
12
2-3
13
2-4
14
2-5
15
2-6
16
2-7
17
2-8
18
RT18
75
RT24
75
T4
WURTH, 749022016
2
22
3
24 23
1 5 4 6 8 7 9
11 10 12
20 21 19 17 18 16 14 15 13
R48
0
1206
CT2
0.01uF
0805
100V
CT11
0.01uF
0805
100V
RT22
75
T2
WURTH, 749022016
2
22
3
24 23
1 5 4 6 8 7 9
11 10 12
20 21 19 17 18 16 14 15 13
R52
0
1206
CT16
0.01uF
0805
100V
R56
0
1206
R50
0
1206
C6 1000pF
1808 2KV
CT5
0.01uF
0805
100V
R54
0
1206
CG3 1000pF 1808 2kV
RT2
75
RT9
75
RT13
75
R47
0
1206
RT5
75
R58
0
1206
CG8 1000pF 1808 2kV
CT12
0.01uF
0805
100V
RT11
75
RJ45
J1H
TE, 5569262-1
8-1
71
8-2
72
8-3
73
8-4
74
8-5
75
8-6
76
8-7
77
8-8
78
RT15
75
R59
0
1206
CT7
0.01uF
0805
100V
RT25
75
CG4 1000pF 1808 2kV
RT4
75
RJ45
J1F
TE, 5569262-1
6-1
51
6-2
52
6-3
53
6-4
54
6-5
55
6-6
56
6-7
57
6-8
58
CT13
0.01uF
0805
100V
CT1
0.01uF
0805
100V
RJ45
J1E
TE, 5569262-1
5-1
41
5-2
42
5-3
43
5-4
44
5-5
45
5-6
46
5-7
47
5-8
48
C5 1000pF
1808 2KV
RT17
75
RT27
75
R61
0
1206
RJ45
J1G
TE, 5569262-1
7-1
61
7-2
62
7-3
63
7-4
64
7-5
65
7-6
66
7-7
67
7-8
68
T3
WURTH, 749022016
2
22
3
24 23
1 5 4 6 8 7 9
11 10 12
20 21 19 17 18 16 14 15 13
RT29
75
RT19
75
CT9
0.01uF
0805
100V
RT31
75
RT7
75
CT14
0.01uF
0805
100V
RT21
75
CG1 1000pF 1808 2kV
R51
0
1206
R55
0
1206
CT4
0.01uF
0805
100V
RT23
75
R53
0
1206
CG5 1000pF 1808 2kV
CG2 1000pF 1808 2kV
CT10
0.01uF
0805
100V
CG7 1000pF 1808 2kV
R57
0
1206
RJ45
J1C
TE, 5569262-1
3-1
21
3-2
22
3-3
23
3-4
24
3-5
25
3-6
26
3-7
27
3-8
28
CT6
0.01uF
0805
100V
RT12
75
RT16
75
RT6
75
RJ45
J1A
TE, 5569262-1
1-1
1
1-2
2
1-3
3
1-4
4
1-5
5
1-6
6
1-7
7
1-8
8
T1
WURTH, 749022016
2
22
3
24 23
1 5 4 6 8 7 9
11 10 12
20 21 19 17 18 16 14 15 13
R49
0
1206
RT10
75
RT3
75
RT14
75
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