DC994A - Schematic

VEE
C1
OPT
E4
LED1
E7
E5
C2
OPT
LED2
E6
3V-48V
E10
2
JP2
SHORT
D1
OPT
OPEN
1
2
LT3003EMSE
LED1
VEE
10
2
LED2
SHDN
9
3
LED3
OT2
8
OT1
7
PWM
6
4
VMAX
5
VIN
E13
E15
SHORT to
SHDN
JP1
E11
1
3V-6V
R4
OPT
OT1
OPEN
3
VLOGIC
R2
OPT
VIN
R3
OPT
2
3
PWM
VIN
VIN
3V-40V
1
1
GND
VMAX
E9
11
E8
SHDN
OT2
U1
LED3
36V MAX
C3
1uF 50V
E12
R1
1M
GND
E14
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.
CONTRACT NO.
APPROVALS
DATE
DRAWN Antonina Karpova 10/26/05
CHECKED
APPROVED
ENGINEER Keith Szolusha 10/26/05
DESIGNER
Thursday, August 10, 2006
TECHNOLOGY
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
TITLE
LT3003EMSE, Three Channel LED Ballaster with PWM
SIZE CAGE CODE
SCALE:
FILENAME:
DWG NO
REV
DC994A
SHEET
A
1
OF
1