DC696A - Schematic

5
4
3
2
1
E1
Vcc3
4.75V-5.25V
R41
0.1uF
C28
1K
R46
0.1uF
C33
R39
3.09K
0.1uF
0.1uF
3.09K
R49
2K
3.09K
C32 1.0pF
E2
Voutmi
E3
Voutpq
E4
Voutpi
E5
Voutmq
Iout+ 16
1 GND
C43
22nF
3
T1
6
5
1
4
3 IF-
2XLO- 10
E10
Vctrl
3.09K
C29 1.0pF
4
R52
240
T2
C45
1
5
6
22nF
3
JTX-4-10T
R36
8
1nF
R51
E6
Vcc2
1.8V-5.25V
20K
J4
2xLOin
Vcc
IF_DET.
1nF
20K
ON
C39
1.0uF
OFF
ON
ON
ENABLE
STBY
B
E11
Overload
100
C26
1.5pF
CUSTOMER NOTICE
E8
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.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
E12
4
R40
OFF
C15
GND E7
5
1.0uF
SW1
C16
C25
1.5pF
A
2 -
J2
VoutQ
R35
EN 9
7
Vctrl
6
Vcc
C22
1.0uF
R44
49.9
STBY 12
U1
2XLO+ 11
LT5546EUF
5
B
C30
C
2 IF+
4 GND
U2
LT1818CS8
6
JTX-4-10T
E9
Vcc1
1.8V-5.25V
C2
5.6pF 3
+
R42
2K
C
J3
IFin
D
7
7
C27
1K
- 2
R48
C34
R45
6
C36
4.7uF
R43
2K
Qout- 13
1.0uF
C1
5.6pF
R50
2K
Qout+ 14
49.9
3
0.1uF
Iout- 15
R47
+
4
J1
Voutl
C31
U3
LT1818CS8
C38
0.1uF
C37
4
C35
4.7uF
D
3
CONTRACT NO.
APPROVALS
DRAWN
DATE
June Wu
7/17/03
Vladimir D.
7/17/03
CHECKED
TECHNOLOGY
LT5546EUF, IF RECEIVER, WIDE BB
DESIGNER
Tuesday, November 04, 2003
2
A
TITLE
APPROVED
ENGINEER
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
SIZE CAGE CODE
DWG NO
REV
A
DEMO DC696A
SCALE:
FILENAME:
SHEET
1
1
OF
1
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