DC1193A - Schematic

5
4
RUN
3
2
1
VIN
VOUT3
3
ON
2
OFF
1
VOUT1
R1
2.2M
JP1
L1
1.5uH
D
C1
10uF,6.3V
C3
3
ON
R5
2.2M
C4 10uF/10V
VOUT2
PG
R10
100K
PGOOD1
E7
SYNC
SW3
VOUT3
L3
1.5uH
C10
10pF
E11
*
R11
0
[email protected]
C9
1uF
E8
R13
301K
GND
B
1
Pulse Skip
R17
Burst
*
4
JP4
VERSION Table
DC1193A-A
DC1193A-B
LTC3545EUD
LTC3545EUD-1
JP4
4 pin header
do not install
E12
turret, 0.64
do not install
E13
do not install
turret, 0.64
R15
0 Ohm
do not install
R16
do not install
100K
R17
do not install
0 Ohm
R19
2.2M
do not install
4
*
3
Sync
*
R15
2
*
*
CUSTOMER NOTICE
3
SYNC
*
E12
R19
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
CIRCUIT 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.
5
E6
R14
200K
SYNC / MODE
R16
*
C8
10uF,6.3V
E9
GND
E10
A
9
VIN
PGOOD2
E13
13
14
PGOOD2
C
R8
226K
C11
10uF/10V
R12
100K
PGOOD3
VFB1
10
VIN
VIN
2.25V - 5.5V
B
15
RUN3
17
*
VIN
RUN2
E4
8
U1
R18
OPT
11
PVIN
4
R9
2.2M
VFB3
PGND
1
JP3
PGOOD1
7
3
SW2
2
2
[email protected]
C6
1uF
R7
226K
10pF
VFB2
6
OFF
3
E3
R6
0
GND
SW1
GND
ON
C5
10uF,6.3V
C7
12
5
1
VOUT2
RUN1
VIN
RUN
C
GNDA
16
L2
1.5uH
E5
E2
VIN
1
JP2
VIN
D
GND
R4
255K
2
OFF
[email protected]
C2
1uF
R3
511K
10pF
VIN
RUN
VOUT1
E1
R2
0
CONTRACT NO.
APPROVALS
DATE
DRAWN Antonina Karpova 11/21/06
CHECKED
TECHNOLOGY
TITLE
DESIGNER
Monday, October 22, 2007
TRIPLE DC/DC CONVERTER
SIZE
CAGE CODE
SCALE:
2
A
LTC3545EUD
APPROVED
ENGINEER Victor Khasiev 11/21/06
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
FILENAME:
DWG NO
REV
DC1193A
SHEET
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