DC1156A - Schematic

1
2
3
4
5
6
7
8
A
A
VOUT
1.6V-20V
4
C1
+ 10uF
35V
CIN1
1uF
25V
2
OUT
3
J1
VOUT Select
Exposed Pad
Solder Side
B
GND
COUT1
1uF
10V
E1
C2
(Opt.)
1
3
5
7
9
11
13
15
E2
VIN
OUT
20mA MAX
2
4
6
8
10
12
14
16
VIN
1.2V
1.5V
1.8V
2.0V
2.5V
3.3V
5.0V
User
U1
LT3009EDC
B
JP1
5
R1
619K
1%
SHDN
6
GND
OFF
GND
E3
GND
ADJ
R2
931K
1%
R3
1.24M
1%
R4
1.43M
1%
R5
1.96M
1%
R6
2.8M
1%
R7
4.53M
1%
R8
Opt.
E4
1
R9
619K
1%
7
1
2
3
ON
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) 432-1900 FAX (408) 434-0507
Title
D
Ultralow Quiescent Current, 20mA Linear Regulator
Size
A
Document Number
Date:
Friday, September 01, 2006
Rev
Demo Circuit 1156A LT3009EDC
6
7
Sheet
1
of
A
8
1
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