DC306A - Schematic

A
B
C
D
R22
10K
R21
10K
E11
VCONTROL
E10
ON/OFF
E8
DRV(-)
VCC
3
JP6
2
R18
10K
R13
10K
1
5
R2
10K
C17
OPT
R26
OPT
C15
OPT
R23
OPT
R9
10K
R5
215
8
7
R25
OPT
R24
OPT
0.1UF
C9
3
-
+
C16
OPT
-
+
VBIAS
2
3
6
5
-
+
-
+
4
1
VDD
R7
R6
R4
VEE R3
20
11
10
1
4
0.1UF
VCC
14
C1
17
5
16
7
JP3
ON/OFF
3
U2B
LT1795CFE
13
1K
2.49K
C18
OPT
1206
2.49K
1K
18
U2A
LT1795CFE
1
R20
9.31K
1
U4A
LTC1541CS8
U4B
LTC1541CS8
ON
6
JP4
2
E7
E13
RCVIN(-)
R17
30.9K
1.6K
R14
FIXED
1
1.6K
R11
15.4
1/2W
2010
R8
RCVIN(+)
Q1
FMMT3904
ADJ
3
R1
15.4
1/2W
2010
3
3
3
VBIAS
3
1K
R10
1k
R19
6
9
7
10
JP2
JP5
3
1
R15
OPT
1
5
6
2
3
C2
1UF 25V
3216
+
+5V
VDD
COILCRAFT X8504-A
4
2
T1
JP1
2
VCC
OUT
-
+
VEE
1K
R16
Date:
E12
RCV(-)
C4
0.1UF
25V
0603
VCC
VEE
C5
10UF 35V
7343
+
PLACE C4 AND C5
AS CLOSE TO U2
AS POSSIBLE
E9
RCV(+)
C3
1UF 25V
3216
+
E5
LINE(-)
C10
0.1UF
C6
0.1UF
C11
1UF 25V
3216
+
C7
1UF 25V
3216
+
E6
VEE
E3
GND
E1
VCC
Document Number
2
Thursday, January 23, 2003
Sheet
1
1
DC306A-1
LT1795CFE-LT1362CS8
of
1
A
Rev
ADSL LINE DRIVER/RECEIVER
1630 McCARTHY BLVD. MILPITAS, CA 95035
PH. (408) 954-8400 FAX (408) 434-0507
LTC CONFIDENTIAL-FOR CUSTOMER USE ONLY
Custom
Size
Title
1
3
E4
LINE(+)
1
LINEAR TECHNOLOGY CORP
U3B
LT1361CS8
1K
R12
7
0.1UF
C14
U3A
LT1361CS8
1
0.1UF
C13
IN
U1
LT1121CST-5(SOT223)
C12
0.1UF 100V
1
C8
0.1UF 100V
GND
2
4
2
15
2
9
12
19
8
4
8
4
3
2
2
E2
DRV(+)
5
8
2
2
8
4
4
+
-
A
B
C
D
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