DC1121A - Schematic

1
VIN
E2
VOUT
L2
C3
10uF
LTC3524EUF
R2 324K
C10 10uF
LED1
LED1 19
1
LED2 18
1
LED2
2
1
2
1
LED5
3 PBVO
E4
1
PMEG3005EA
VLED 20
R1
1M
PROG 23
R10
LED3
2 1
LED6
LED4
2 1
LED7
2 1
A
2
LED8
2 1
2
100K
ELED1 24
7 C2+
ECLD 1
6 C2-
VNIN 9
15 VH
E5
Vout
R5
470K
R3
1M
14 FBH
1
2
D2
MA3X704E
C9
0.1uF
D4
R9
4.7M
E7
E8
VOFF
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GND
V2X
JP4
D3
2
1
PMEG3005EA
3
JP2
LED1
ON
OFF
2
ON
OFF
2
C8
0.1uF
1
R8
4.7M
C11
0.47uF
25 GND
11 NC
E6
VN 12
10 CN+
16 CH+
R4
107K
JP1
VON
ON
OFF
2
R6
1M
Vin
JP3
LED2
R7
4.7M
Vin
FBN 13
17 CH-
C7
0.47uF
Vin
1
ELED2 22
3
C6
0.1uF
8 V2X
1
C4
0.47uF
GND
2
4 VOUT
V2X
VH
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D1
3.3uH
3
E3
U1
10uH
2
PMEG3005EA
VOFF
1
GND
L1
1
A
VOUT
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C2
10uF
3
GND
C1
47uF
10V
SW2 21
+
VIN 2
E1
SW1 5
VIN
2.5V - 4.6V
2
R11
0
NV (Normal Voff)
2
B
B
3
HV (High Voff)
C12
0.47uF
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
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
1
CONTRACT NO.
APPROVALS
DRAWN
HELEN
DATE
1/4/07
CHECKED
APPROVED
ENGINEER Kevin Huang
1/4/07
DESIGNER
Wednesday, March 12, 2008
TECHNOLOGY
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
TITLE
LTC3524EUF
Adjustable TFT Bias Supply with White LED Driver
SIZE
CAGE CODE
SCALE:
FILENAME:
2
DWG NO
REV
A
DC1121A
SHEET
1
OF
1
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