DC1515A - Schematic

5
4
3
2
1
REVISION HISTORY
D
ECO
REV
-
1
APPROVED
DESCRIPTION
PRODUCTION
DATE
Molly Z.
11/06/09
D
U1
LT3050EDDB
E6
1
REF/BYP
IMON
12
IMON
C1
0.01uF
C2
0.1uF
2
R9
11.3K
1%
E5
FAULT
SHDN
2
3
C4
0.01uF
3
FAULT
GND
10
4
5
6
E1
SHDN
ADJ
IN
IN
OUT
OUT
9
C
C5
1uF
50V
0805
CIN
22uF
50V
JP1
1.2V
JP2
1.5V
JP3
1.8V
JP4
2.5V
JP5
R1
60.4K
1%
R2
90.9K
1%
R3
121K
1%
R4
191K
1%
R5
274K
1%
8
7
GND
*
+
R10
1.15K
1%
R12
60.4K
1%
JP8
E2
11
1
OFF
VIN
2V - 45V
IMAX
C3
0.1uF
R11
453K
1%
ON
C
IMIN
R8
3.01K
1%
13
3.3V
JP6
5V
R6
442K
1%
JP7
User Select
R7
(Opt)
E3
C6
2.2uF
25V
GND
VOUT
100mA
C7
(Opt)
E4
GND
B
B
* See QSG for details.
is optional, For VIN damping
** CIN
purposes only.
A
CUSTOMER NOTICE
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
RB
Molly Z.
LOW NOISE LINEAR REGULATOR WITH DIAGNOSTIC FUNCTIONS
5
4
3
N/A
SCALE = NONE
A
LTC CONFIDENTIAL - FOR CUSTOMER USE ONLY
TITLE: SCHEMATIC
SIZE
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
1630 McCarthy Blvd.
Milpitas, CA 95035 www.linear.com
Phone: (408)432-1900
Fax: (408)434-0507
DATE:
2
IC NO.
REV.
LT3050EDDB
DEMO CIRCUIT 1515A
Thursday, January 28, 2010
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SHEET
1
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OF
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