DC2013A - Schematic

5
4
3
2
1
VIN
E14
OUT
OPTIONAL EMI FILTER
FB1
MPZ2012S101A
C9
2.2uF
50V
1206
E4
7
22
E17
21
E18
23
E10
24
IVINCOMP
15
OUT
R24
R25
OPT
OPT
10
18
C11
OPT
DIM
E19
INTVCC
B
PVIN
R18
OPT
C5
2.2uF
R16
1M
1%
17
19
EN/UVLO
TG
OVLO
R5
22.6k
27
26
R26
OPT
25
DIM
PWM
INTVCC
20
PWM
E12
C12
OPT
VREF
CTRL
SS
C3
0.22uF
11
OUT
R10
OPT
0402
16
OUT
E15
R2
287k
R17
249K
0603
R21
OPT
R20
OPT
PVIN
R3
3.0k
Q1
OPT
SOT23
R19
OPT
C4
4.7nF
SYNC/SPRD
E16
B
OPTIONAL FOR BUCK MODE OR BUCK-BOOST MODE
GND
9
GND
E6
C17
OPT
GND
8
D2
ES1B
R4
1M
FB
ISMON
1SN
R8
196K
R9
24.3K
4
ISP
GND
R13
OPT
LED+
330mA
E5
C
GND
R14
OPT
C16
OPT
1206
3
SHORTLED
PVIN
R15
OPT
SW
IVINN
3
5
2
FB
C7
0.47uF
E13
CTRL
U1
LT3952EFE
OPENLED
C2
4.7uF
100V
1206
2
0.75
1206
29
E11
VIN
28
EN / UVLO
C6
1uF
50V
0805
1
ISMON
R12
100k
VC
IVINCOMP
R11
100k
13
SHORTLED
R7
499k
RT
C
C1
10uF
50V
1206
14
OPENLED
C15
OPT
50V
1206
SYNC/SPRD
E3
C8
33uF
50V
EEHZA1H330XP
R22
OPT
0805
R1
DFLS260-7
6
+
INTVCC
OUT
D1
0.015
1206
IVINP
E2
M1
Si2307DS
1
R6
GND
OUT
L1
15uH
7447798151
PVIN
PVIN
5V - 36V
D
OPT
1206
SW
C18
OPT
0805
SW
C10
0.1uF
50V
0402
E1
C13
C14
R23
OPT
0805
12
D
EMI VIN
5V - 36V
OPTIONAL FOR BUCK MODE OR BUCK-BOOST MODE
L2
4.7uH
IHLP2020BZER4R7M11
FB
350kHz
JP1
GND
E9
A
GND
E8
1
2
3
4
5
6
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
Phone: (408)432-1900 www.linear.com
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
TECHNOLOGY Fax: (408)434-0507
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO
LTC Confidential-For Customer Use Only
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
TITLE: SCHEMATIC
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
60V LED DRIVER
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
WITH INTERNAL 4A SWITCH
SYNC
OFF
GND
E7
NOTE: UNLESS OTHERWISE SPECIFIED
SIZE
1. ALL RESISTORS ARE 0603.
ALL CAPACITORS ARE 0603.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
5
1630 McCarthy Blvd.
Milpitas, CA 95035
CUSTOMER NOTICE
SPREAD
4
3
2
N/A
DATE:
IC NO.
REV.
LT3952EFE
DC2013A
5
SHEET
Tuesday, April 14, 2015
1
1
OF
1
A
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