DC1089B - Schematic

REVISION HISTORY
ECO
REV
__
VOUT
5V/500mA
DESCRIPTION
REBUILD WITH CHANGES
1
DATE
MOLLY Z.
06-18-10
L1
10uH
VOUT
E1
C1
10uF
10V
0805
GND
E2
CDRH4D22/HP-100
U1
LT3502AEDC
VIN
VIN
7V - 40V
1
VIN
SW
BD
BOOST
8
E3
VOUT
+ C4
10uF
50V
opt.
APPROVED
C3
1uF
50V
2
3
C5
22pF
R1
52.3K
4
FB
SHDN
GND
EXPOSED
PAD
GND
DA
GND
C2
0.1uF
16V
7
D1
MBR0540T1
6
5
9
E4
R2
10.0K
VIN
R3
1
JP1
RUN/SS
ON
2
22K
OFF
C6
opt.
3
CUSTOMER NOTICE
E5
APPROVALS
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO
PCB DES.
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APP ENG.
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
TECHNOLOGY
JW
MOLLY Z.
TITLE: SCHEMATIC
40V, 500mA, 2.2MHz BUCK REGULATOR IN 2x2 DFN
SIZE
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
N/A
SCALE = NONE
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900 www.linear.com
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
DATE:
IC NO.
REV.
LT3502AEDC
DEMO CIRCUIT 1089B
06-18-10
1
SHEET
1
OF
1
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