DC1226A - Schematic

5
4
3
2
Cooper Bussman
SD25-4R7
L1
4.7uH
D
+VIN
+VIN
1.8V - 5V
1
D
E1
C1
A SIZE
OPT
R1
1M
+
R2
330
C2
3.3uF
FAULT
3
R
D1
RED
2
LED
1
JP1
FAULT
U1
LTC3529EDCB
8
E2
5
E3
VIN
GND
SW
FAULT
2
D2
OPT
Powermite SCHOTTKY
C
6
VOUT
SNSGND
VOUT
5V
1
C3
10uF
16V
+VIN
2
EXT
1
7
RST
GND
3
OFF
9
ON
PGND
+VIN
4
4
SD
3
4
AUTO RESTART
C4
3.3uF
3
ON
2
OFF
1
EXT
JP3
RST
SD
C
E4
E6
GND
JP4
E7
B
B
SD
E8
CUSTOMER NOTICE
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.
A
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
5
4
3
CONTRACT NO.
APPROVALS
DRAWN Antonina Karpova
DATE
TECHNOLOGY
1/30/07
TITLE
CHECKED
1/30/07
SIZE
DESIGNER
CAGE CODE
SCALE:
Tuesday, April 14, 2009
2
A
LTC3529EDCB
5V, 1.5MHz Synchronous Step-Up DC/DC Converter
APPROVED
ENGINEER Fran Hoffart
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
FILENAME:
DWG NO
REV
DC1226A
SHEET
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OF
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