DC1316A - Schematic

5
4
3
2
1
OPTIONAL CIRCUIT
TAIYO YUDEN
VISHAY
FB MJ3216HS800 IHLP-2525CZ-01
L2
FB1
10UH
BEAD
C9
0.01UF
0603
GND
EXTSS
U1
LT1913EDD
22UF,50V
SANYO
50CE22BS
D1
MBRA340T3
2
1
C1
0.47UF
1
2
VIN
4
+ C2
C3
10UF,35V
1206
22UF,63V
E2
SANYO
63CE22BS
5
RT 10
VC 9
BD
BOOST
VIN
E3
R3
590K
SYNC 6
R4
100K
C8
100PF
E4
RUN
SHDN
EXTSS
JP1
1
2
3
4
R2
110K
FB 8
PGOOD 7
SW
RUN/SS
R1
45.3K
11
C
+ C11
3
VIN E1
6.5V - 25V
GND
C10
10UF,35V
1206
D
GND
D
VISHAY
IHLP-2525CZ-01
L1
6.8UH
E5
VOUT
C4
47UF,10V
1206
C5
0.1UF
50V
0603
E6
R5
15K
E7
C6
1000PF
R6
100K
E8
C7
0.22UF,50V
0805
E9
VOUT
[email protected]
C
GND
PGOOD
GND
SYNC
B
B
CUSTOMER NOTICE
NOTES: UNLESS OTHERWISE SPECIFIED
1. ALL RESISTORS ARE IN OHMS, 0402.
ALL CAPACITORS ARE IN MICROFARADS, 0402.
A
2. INSTALL SHUNT ON JP1 PINS 1&2.
CONTRACT NO.
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
4
3
APPROVALS
DRAWN:
TECHNOLOGY
KIM T.
CHECKED:
TITLE:
SCHEMATIC
SIZE
DWG NO.
APPROVED:
ENGINEER: KEVIN H.
DESIGNER:
A
DATE:
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
A
3.5A, 25V STEP-DOWN SWITCHING REGULATOR
WITH SYNC FUNCTION
DC1316A - LT1913EDD
Monday, December 10, 2007
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