DC1172A - Schematic

1
2
3
4
5
6
7
8
A
A
U1
LT1965EDD
8
47uF
35V
JP1
RUN
ON
B
OFF
1
2
3
Exposed Pad
Solder Side
7
IN
6
SHDN
5
GND
1
OUT
2
ADJ
3
GND
4
R1
1.05k
1%
R2
2.10k
1%
R3
4.53k
1%
R4
7.32k
1%
C2
10uF
10V
R5
(Opt.)
E2
VOUT
1.1A
B
E3
JP2
VOUT Select
E4
GND
1.2V
1.5V
1.8V
2.5V
3.3V
User Select
9
GND
C1
10uF
25V
OUT
2
4
6
8
10
12
+ C3
IN
1
3
5
7
9
11
E1
GND
VIN
2.3V-20V
R6
4.12K
1%
C
C
LTC CONFIDENTIAL - FOR CUSTOMER USE ONLY
Customer Notice
D
1
2
3
LINEAR TECHNOLOGY CORPORATION
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.
4
5
1630 McCARTHY BLVD.
MILPITAS, CA. 95035
PHONE (408) 954-8400 FAX (408) 434-0507
Title
D
1.1A Low Dropout Regulator
Size
Document Number
Date:
Friday, October 13, 2006
Rev
A
Demo Circuit 1172A LT1965EDD
6
7
Sheet
1
of
8
1
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