7
dc2069afb
DEMO MANUAL DC2069A
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
schematic Diagram
6
6
5
5
4
4
3
3
2
2
1
1
4
4
3
3
2
2
1
1
36cell - 72cell
NOTES (UNLESS OTHERWISE SPECIFIED):
1- ALL SMD CAPACITORS ARE 16V.
2- ALL SMD CAPACITORS AND RESISTORS ARE 0603.
VBAT
PANEL IN
LT8490
STATUS
FAULT
ENABLE
remote sense circuit for battery voltage.
Remove R94 when external battery temp sensor is used
( 6.3V )
( 3.3V )
SGND
DC IN
+
-
+
-
+
-
INPUT FOR OPTIONAL VOLTAGE SOURCE
12V Lead acid
12V SLA
*
*
17V - 54V
*
*
SEE DEMO MANUAL FOR DETAILS
BG2
TG1
TG2
VDD
VBAT
VIN1
VIN1
PGND
EXTVCC
TG1
SW2
SW1
VDD
VDD
VDD
INT
VCC
EXTVCC
VIN
VIN
STATUS
VDD
FAULT
INTVCC
FAULT
STATUS
TG1
BG1
TG2
SW1
SW2
A
A
SIZE
DATE:
IC NO.
REV.
SHEET
OF
TITLE:
TECHNOLOGY
Fax: (408)434-0507
Milpitas, CA 95035 Phone: (408)432-1900
1630 McCarthy Blvd.
LTC Confidential-For Customer Use Only
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
SCHEMATIC
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
www.linear.com
5
DEMO CIRCUIT 2069A
Thursday, April 03, 2014
1
1
HIGH EFFICIENCY MPPT
N/A
LT8490
BATTERY CHARGER CONTROLLER
SIZE
DATE:
IC NO.
REV.
SHEET
OF
TITLE:
TECHNOLOGY
Fax: (408)434-0507
Milpitas, CA 95035 Phone: (408)432-1900
1630 McCarthy Blvd.
LTC Confidential-For Customer Use Only
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
SCHEMATIC
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
www.linear.com
5
DEMO CIRCUIT 2069A
Thursday, April 03, 2014
1
1
HIGH EFFICIENCY MPPT
N/A
LT8490
BATTERY CHARGER CONTROLLER
SIZE
DATE:
IC NO.
REV.
SHEET
OF
TITLE:
TECHNOLOGY
Fax: (408)434-0507
Milpitas, CA 95035 Phone: (408)432-1900
1630 McCarthy Blvd.
LTC Confidential-For Customer Use Only
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
SCHEMATIC
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
www.linear.com
5
DEMO CIRCUIT 2069A
Thursday, April 03, 2014
1
1
HIGH EFFICIENCY MPPT
N/A
LT8490
BATTERY CHARGER CONTROLLER
R92 59.0K
R92 59.0K
C54
DNI 1210
C54
DNI 1210
C72
OPT
1210
C72
OPT
1210
D18 OPT
D18 OPT
R21 10
0805
R21 10
0805
Q5 OPT
Q5 OPT
1
3
2
D20 BAV99
D20 BAV99
R58 1
R58 1
R68 102K
1%
R68 102K
1%
Q13 MMBT3904
Q13 MMBT3904
2
3
1
L2 0 ohm
0603
L2 0 ohm
0603
R48 21.0K
R48 21.0K
R27
OPT
R27
OPT
D16
DDZ9699T
12V
D16
DDZ9699T
12V
C86 OPT
1206
C86 OPT
1206
D1
CMMR1U-02
D1
CMMR1U-02
2
1
R88 OPT
R88 OPT
R11 110K
R11 110K
R69
0
R69
0
Q6 BSS84
Q6 BSS84
1
3
2
C83 0.47uF
C83 0.47uF
+
C78 OPT
+
C78 OPT
R56
.005 1W 2512
R56
.005 1W 2512
C57
2.2µF
C57
2.2µF
C66 1uF
C66 1uF
C69 4.7µF
C69 4.7µF
R59 OPT
R59 OPT
+
C82
OPT
+
C82
OPT
1
2
C59
0.1uF
C59
0.1uF
D28 OPT
D28 OPT
C51 10uF
1210
35V
C51 10uF
1210
35V
D27 OPT
D27 OPT
D8
YELLOW
OPT
D8
YELLOW
OPT
1
2
C56
2.2µF
C56
2.2µF
J1J1
2
1
C48
10uF 35V 1210
C48
10uF 35V 1210
R5
10
R5
10
R97
4.99K
R97
4.99K
C89 OPT
0805
C89 OPT
0805
R51
1
R51
1
M4-1
OPT
M4-1
OPT
3
5
6
2
1
7
4
M4
BSC010NE2LSI
M4
BSC010NE2LSI
4
5
3
6
2
1
7
8
C60 4.7nF
16V
C60 4.7nF
16V
C14 3.3nF
C14 3.3nF
M5
FDMS86101
M5
FDMS86101
4
5
3
6
2
1
7
8
C85 1000pF
1206
100V
C85 1000pF
1206
100V
R90 80.6K
R90 80.6K
REMOTE SENSE
J4
REMOTE SENSE
J4
3
2
1
4
5
6
R15
1.2 1206
R15
1.2 1206
Q4
MMBT3904
Q4
MMBT3904
1
3
2
F1
30A
F1
30A
R99 4.99K
R99 4.99K
R64
3.01K
R64
3.01K
U1U1
INTVCC
7
MOD
E
9
IMONIN
10
SHDN
11
CSN
12
CSP
13
LDO33
14
FBIN
15
FBOUT
16
17
IMONOUT
RT
22
BG2
25
GATEVCC
24
BG1
23
BO
OS
T2
27
TG2
28
SW2
29
SW1
31
TG1
32
BO
OS
T1
33
EXTVCC
40
CSNOUT
41
CSPOUT
42
CSNIN
44
CSPIN
45
VIN
46
SYNC
21
VC
18
SS
19
CLKOUT
20
N/C
60
N/C
52
SRVO_FBOUT
38
SRVO_FBIN
35
SRVO_IIN
36
SRVO_IOUT
37
SWEN
8
FBIR
1
FAULT
2
TEMPSENSE
3
VDD
4
FBOW
5
FBIW
6
STATUS
51
IOW
50
SWENO
49
ECON
48
IIR
53
VINR
54
GND
55
CLKDET
56
FBOR
57
GND
59
AVDD
58
CH
AR
GE
DC
FG
1
61
GND
62
CH
AR
GE
DC
FG
2
63
IOR
64
GND
65
R8
10
R8
10
R22 0
R22 0
R49 124K
R49 124K
R79 OPT
R79 OPT
R66
0
R66
0
+
C80
+
C80
1
2
C53 DNI 1210
C53 DNI 1210
D21 BAV99
D21 BAV99
C41 2.2µF 100V 1210
C41 2.2µF 100V 1210
-
+
U3
LT1636/SO
-
+
U3
LT1636/SO
1
2
3
5
6
8
7
4
R39 OPT
R39 OPT
R96 4.99K
R96 4.99K
C49C49
M2
BSC016N06NS
M2
BSC016N06NS
4
5
3
6
2
1
7
8
R3
8.06K
R3
8.06K
Q14 MMBT3904
Q14 MMBT3904
2
3
1
R46 10K
R46 10K
C62 220p
C62 220p
R54 3.48K
R54 3.48K
M3
BSC010NE2LSI
M3
BSC010NE2LSI
4
5
3
6
2
1
7
8
C47 0.22uF
C47 0.22uF
JP1
CONFIG1
JP1
CONFIG1
2
1
3
4
U2
LT4359CDCB
U2
LT4359CDCB
OUT
1
GATE
2
SOURCE
3
IN
4
SHDN
5
VSS
6
VSS
7
C74 0.1uF
C74 0.1uF
R91 41.2K
R91 41.2K
C75C75
C67
0.068µ
C67
0.068µ
R50
4.99K
R50
4.99K
C15 3.3nF
C15 3.3nF
R17 100 1W 2512
R17 100 1W 2512
C64C64
C90 0.01uF
100V
C90 0.01uF
100V
R89 19.1K
R89 19.1K
R93 11.5K
R93 11.5K
M2-1 OPT
M2-1 OPT
3
5
6
2
1
7
4
R6 3.32K
R6 3.32K
C46 2.2µF 100V 1210
C46 2.2µF 100V 1210
C88 OPT
0805
C88 OPT
0805
C77 0.01uF
C77 0.01uF
C42 2.2µF 100V 1210
C42 2.2µF 100V 1210
C73 1uF
C73 1uF
R4 OPT
R4 OPT
+
C45
33µF
63V
+
C45
33µF
63V
SW1SW1
R12 1.3K
R12 1.3K
R101
0
R101
0
R13 113K
R13 113K
R23 10
R23 10
R65 30.1K
R65 30.1K
R84 215K
R84 215K
M1 BSC028N06NS
M1 BSC028N06NS
4
5
3
6
2
1
7
8
+
C79
+
C79
C68 0.068uF
C68 0.068uF
R55
5.90K
R55
5.90K
R62
3.3
R62
3.3
R14 35.7K
R14 35.7K
D10
GREEN
D10
GREEN
1
2
R43 OPT
R43 OPT
R16 10.0K
R16 10.0K
C61 4.7nF
C61 4.7nF
R53 100K
R53 100K
C63 6.8n 25V
C63 6.8n 25V
R87
OPT
R87
OPT
M3-1 OPT
M3-1 OPT
3
5
6
2
1
7
4
R9
10
R9
10
R67
53.6K
R67
53.6K
R19 100 1W 2512
R19 100 1W 2512
R18 OPT 0805
R18 OPT 0805
D2
CMMR1U-02
D2
CMMR1U-02
2
1
C13 0.22uF
C13 0.22uF
D26 OPT
D26 OPT
R57
.003 2W 2512
R57
.003 2W 2512
R63
1.1K
R63
1.1K
JP3JP3
2
1
3
4
D19 BAV99
D19 BAV99
C70
1210
C70
1210
C71 OPT
C71 OPT
R60 0
R60 0
D22
OPT
D22
OPT
R77 549
R77 549
C43 2.2µF 100V 1210
C43 2.2µF 100V 1210
C12
1nF
C12
1nF
R20 OPT
R20 OPT
+
C81
+
C81
1
2
R41 OPT
R41 OPT
D12
RED
D12
RED
1
2
Q11
OPT
Q11
OPT
2
3
1
R47
215K
R47
215K
D24 OPT
D24 OPT
D23 OPT
D23 OPT
D14 SMAT70A
D14 SMAT70A
R38 OPT
R38 OPT
C87 0.01uF
100V
C87 0.01uF
100V
JP2 OPT
JP2 OPT
2
1
3
4
R75 549
R75 549
R86
1
R86
1
M1-1 OPT
M1-1 OPT
3
5
6
2
1
7
4
R71
53.6K
R71
53.6K
R61 33.2K
R61 33.2K
R83 27.4K
R83 27.4K
D25 OPT
D25 OPT
R100
0
R100
0
J3J3
2
1
R73
11.3K
R73
11.3K
R26 10
R26 10
R25
OPT 1206
R25
OPT 1206
D15 SMAJ24A
D15 SMAJ24A
C52 DNI 1210
C52 DNI 1210
R85 100K
R85 100K
C76 2.2uF
100V 1206
C76 2.2uF
100V 1206
+
C58
+
C58
R52 1K
R52 1K
+
C55 150uF
25V
+
C55 150uF
25V
1
2
R94 10K
R94 10K
JP4
CONFIG2
JP4
CONFIG2
2
1
3
4
C50 10uF
1210
35V
C50 10uF
1210
35V
C65
1µF
1210
100V
C65
1µF
1210
100V
C84 0.47uF
C84 0.47uF
R24
10
R24
10
L1 4.7µH
SER2915L-472KL
L1 4.7µH
SER2915L-472KL
C44 2.2µF 100V 1210
C44 2.2µF 100V 1210
J2J2
2
1
R2 196K
R2 196K
R44 0.004
2512
1W
R44 0.004
2512
1W
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