DC2113A - Schematic

A
B
C
D
E
REVISION HISTORY
ECO
R3
1%
R28
1
2 5.0V
3
4 3.3V
CVCC
2.2uF
0805
INTVCC
OPT
OPT
RTH
1k
1%
CTH
4.7nF
NPO
CTHP
10pF
NPO
17
18
R10
IMON
EXT_SYNC
E2
CIMON
470pF
MODE
EXT I/O
E12
9
2
FCC
10
3
4
EXT
C3
8
5
6
BURST
OPT
R19
R18
1M
1%
0805 ON 1
OPT
EXT I/O 3
INTVCC
11
VOUT
JP1
R25
1M
1%
RUN
12
1
2
3
4
2
4
OFF 5
GND
1%
16
1
VIN
E1
R17 100
VOUT
GND
2
15
200k 1% 13
R14 0
i ^
R2
10M
1%
6
JP2
C4
OPT
R5
10k
U1
LTC3649EFE#PBF-ES
ISET
INTVCC
ITH
VINREG
RT
VIN
IMON
VIN
VOUT
SW
SGND
SW
MODE/SYNC
SW
RUN
SW
PGOOD
SW
PGDFB
SW
GND
SW
GND
BOOST
GND
EXTVCC
GND
R26
137k
1%
SGND
R1
GND
R21 OPT
20
14
R22
OPT
0805
7
6
C7
1uF
0603\0805
100V
28
27
26
CIN1
10uF
63V
1210
VIN
CIN4
1uF
0805
100V
CIN2
10uF
63V
1210
E3
VIN
60V MAX
+ CIN5 + CIN3
OPT
3
10uF
63V
E4
GND
25
L1
5.6uH
24
23
22
C6 0.1uF
21
19
VOUT
COILCRAFT
XAL5050-562MEB
COUT1
22uF
10V
1206
VOUT
5
COUT2
22uF
10V
1206
E5
VOUT
COUT3 5V AT 4.0A
+ 150uF
E6
GND
C5
1uF
R27
10
29
R29
E8
E7
APPROVED
4
C1
0.01uF
R30
OPT
RIMON
10.0k
1%
DATE
11/13/15
INTVCC
6 USER SELECT
JP3
R31
OPT
PROD
VOUT
1% 5
196k
3
DESCRIPTION
3
100k
4
REV
E10
2
EXTVCC
R13
100k
E9
PGOOD
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
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
APP ENG.
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
1
NOTES: UNLESS OTHERWISE SPECIFIED,
i ^
1. ALL CAPACITORS AND RESISTORS ARE 0603.
2. ALL RESISTORS ARE 5%.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
A
B
C
TECHNOLOGY
`\
SCALE = NONE
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900www.linear.com
Fax: (408)434-0507
LTC CONFIDENTIAL - FOR CUSTOMER USE ONLY
TITLE: SCHEMATIC
HIGH VOLTAGE, MONOLITHIC
SYNCHRONOUS BUCK REGULATOR
SIZE
IC NO.
LTC3649EFE#PBF-ES
N/A
DEMO CIRCUIT 2113A
DATE:
D
Tuesday, February 09, 2016
SHEET 1
E
REV.
3
OF 1
1
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