DC1362A - Schematic

5
4
3
2
1
REVISION HISTORY
D1
PDS540
OPT
C12
4.7uF
50V
1210
D
D3
RED
R3
5.1K
1206
R2
5.1K
1206
APPROVED
DATE
K. SZOLUSHA
12-18-10
GND
18
22
31
37
GND
34
VIN
32
VIN
15
26
CHRG
SW
14
27
SHDN
SW
13
24
TIMER
SW
12
28
ILIM
SW
38
36
RT
SW
7
23
GND
SW
11
6
GND
BOOST
5
RNG/SS
SENSE
4
BAT
3
8
1
35
NTC
SW
PIN
16
FAULT
PIN
R9
147k
SW
25
21
C13
0.68uF
ACPR
20
C7
0.68uF
R11
20k
OPT
2
PIN
R5
10K
3
3
JP2
SW
17
PIN
C/10
CLP
19
2
JP1
C11
4.7uF
50V
1210
D
E4
1
PIN
1
1
TIMER
2
E3
GND
2
WURTH 744314330
10
E2
GND
RUN
DESCRIPTION
PRODUCTION FABRICATION
L1
3.3uH
29
SHDN
C3
4.7uF
50V
1210
R10
5.1K
1206
R12
10k
C
C6
4.7uF
50V
1210
D5
GRN
30
R7
44.2k
D4
GRN
ACPR
33
100k
FAULT
VIN
D6
CMHZ4697
10V
CHRG
PIN
R13
+
9
C2
22uF
50V
20%
CLN
Q1
Si7611DN
4
SYSTEM LOAD
0.015
1206
C1
1uF
50V
0805
SW
6.5V - 32V
REV
R1
VIN
SW
E1
ECO
D2
CMPSH1-4
C
R4
0.024
1206
E5
BAT
R8
0.05
1206
*
U1
C8
100uF
10V
1210
20%
C4
10uF
10V
0805
10%
C9
0.022uF
16V
VFLOAT *
4A
C10
0.022uF
16V
E6
GND
1
2
3
B
BAT
GND
NTC-EXT
J1
(OPT)
B
DF3-3P-2DSA
E7
NTC
E8
*
R6
20k
OPT
A
NOTES: UNLESS OTHERWISE SPECIFIED
1. ALL RESISTORS ARE IN OHMS, 0402, 1%, 1/16W.
2. ALL CAPACITORS ARE IN MICROFARADS, 0402, 10%, 10V.
3. INSTALL SHUNTS ON JUMPERS AS SHOWN.
5
C5
0.68uF
RNG/SS
ASSY
U1
-A
LT3651EUHE - 4.2
4.2V
-B
LT3651EUHE - 4.1
4.1V
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.
4
3
VFLOAT
APPROVALS
TECHNOLOGY
PCB DES. NC
APP ENG.
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900 www.linear.com
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
K. SZOLUSHA TITLE: SCHEMATIC
4A HIGH VOLTAGE LI-ION BATTERY CHARGER
SIZE
IC NO.
N/A
SCALE = NONE
2
REV.
LT3651EUHE - 4.2 / - 4.1
DEMO CIRCUIT 1362A-A/B
DATE: 12-18-10
4
SHEET 1
1
OF
1
A
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