DC825A - Schematic

5
D
4
3
2
1
REVISION HISTORY
This circuit is proprietary to Linear Technology and supplied
for use with Linear Technology parts.
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
Applications Engineering for assistance.
ECO
REV
DESCRIPTION
2
DATE
PROTO
APPROVED
01/19/05
D
*SEE QUCIK START GUIDE NOTE 1.
VIN
VIN
4.5V-36V*
E1
D3
C6
22uF
OPT.
C1
2.2uF
50V
D2
[1]
CMDSH-4E
C8
0.22uF
16V
U1
LT1936EMS8E 1
GND
2
8
SHDN
E4
R6
0
VIN
1
JP2
ON
5
C9
0.1uF
50V
R5
[1]
VIN
SW
COMP
SHDN
GND
VC
4
7
3
6
GND
9
C
VOUT
A916CY-100M
FB
VOUT
C10
1uF
OPT.
R2
D1
DFLS140L
31.6K
R1
10K
1%
C7
1uF
OPT.
E2
[email protected]
1%
GND
E5
C5
GND
C2
47uF
6.3V
100pF
TP2
2
2
VOUT
R3
68.1K
3
OFF
B
TP1
L1
BOOST
1
E3
2
C
1
C4
18pF
JP1
R4
3
B
39.2K
5.0V 3.3V
1%
C3
150pF
CONTRACT NO.
NOTES: UNLESS OTHERWISE SPECIFIED,
[1] DO NOT STUFF.
APPROVALS
DRAWN
mei
CHECKED
A
APPROVED
ENGINEER
DESIGNER
Tuesday, February 15, 2005
5
4
3
DATE
08/06/04
TECHNOLOGY
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
TITLE
SCH, LT1936EMS8E, 500KHz BUCK CONVERTER
SIZE CAGE CODE
DWG NO
FILENAME: 825A-2.DSN
SCALE:
2
A
REV
DC825A
2
SHEET
1
1
OF
1
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