DC1706A - Schematic

5
4
3
2
ECO REV
VOUT
VS
VOUT
CSP
D
R32
(OPT)
0603
E18
-
VOUT
R20
4
PRODUCTION
(OPT)
R25
(OPT)
(OPT)
PVIN
PVIN
VOUT
PVIN E2
8V - 100V
C1
4.7uF
100V
1210
E4
GND
VOUT
R34
(OPT)
1206
VOUT
R7
1.00M
1%
R1
499k
1%
R2
0 Ohm
25
100k
1%
VS
GND
E7
R11
R10
R26
E9
VMODE
/VMODE
E10
FAULT
C17
0.1uF
0603
R13
100k
R14
100k
C8
4.7uF
10V
E12
INTVCC
D3
(OPT)
SOD-123
E13
GND
VOUT
24
EN/UVLO
23
VIN
10
VREF
9
CTRL
13
E8
ISMON
B
VREF
(OPT)
137k
1%
0 Ohm
0603
R3
2.00k
1%
CSP
VS
R8
E6
VIN
8V - 100V
SYNC
L1
22uH
1%
2010
C2
4.7uF
100V
1210
CTRL
C6
2.2uF
100V
1210
ISMON
16
VMODE
HC9-220-R
M1
RJK1051DPB-00-J5
FAULT
20
INTVCC
26
CSN
SS
19
GATE
SENSE
7
ISP
1
ISN
2
TG
3
1. ALL RESISTORS 0402.
2. ALL CAPACITORS 0603.
R9
13.7k
1%
C11
0.1uF
0603
E3 400mA
LED+
D2
ES1C
(OPT)
C
M3
(OPT)
SOT23
/VMODE
E17
14
CSOUT
R15
(OPT)
R27
(OPT)
VOUT
R29
82.5k
1%
R19
(OPT)
R28
PVIN
(OPT)
R33
VREF
C16
0.01uF
0603
E11
GND
B
E14
(OPT)
PWM
R24
(OPT)
0603
E15
GND
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.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
4
0.620
1%
2010
Q1
FMMT589
TECHNOLOGY
RB
KEITH S.
3
A
TITLE: SCHEMATIC
N/A
SCALE = NONE
1630 McCarthy Blvd.
Milpitas, CA 95035 www.linear.com
Phone: (408)432-1900
Fax: (408)434-0507
LTC CONFIDENTIAL - FOR CUSTOMER USE ONLY
SIZE
5
C5
2.2uF
100V
1210
6
R17
0 Ohm
VREF
NOTE: UNLESS OTHERWISE SPECIFIED.
C4
2.2uF
100V
1210
Si7113DN-T1-E3
R12
28
17 21 22 29
R18
26.1k
1%
R30
(OPT)
0603
RS3
0.015
1%
2010
18
FB1
PWM
GND GND GND GND GND
12 11 4
300kHz
C13
(OPT)
1210
C3
2.2uF
100V
1210
R31
FB2
RT
C9
0.01uF
0603
C12
2.2uF
100V
1210
M2
RS2
(OPT)
VC
R16
4.7k
R5
1.00M
1%
CSN
CSOUT
15
PDS5100H
R4
0 Ohm
U1
LT3796EFE
SYNC
5
8
27
CSP
(OPT)
1210
D1
CUSTOMER NOTICE
A
D
E1
(OPT)
1210
C15
RS1
0.025
E5
May 24, 2012
C14
PVIN
C
DATE
KEITH S.
R22
CSN
(OPT)
R21
EN/UVLO
R6
0 Ohm
1206
E16
1
REVISION HISTORY
DESCRIPTION
APPROVED
100V LED CONTROLLER WITH
CURRENT MONITOR
IC NO.
LT3796EFE
DEMO CIRCUIT 1706A
MODIFY DATE: May 24, 2012
2
REV.
4
SHEET
1
1
OF
1
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