DC1653A - Schematic

5
4
3
2
1
REVISION HISTORY
SPI TOP J3
C33 1000pF
D
5
+POWER
2
630V 1206
3
60VLOCAL
JP1
75V
D4
C13
BAT46W
100nF
1206
D5
D6
BAT46W
1
6
7
8
EXT
STACK
9
L1
10
Q12
RQJ0303PGDQALT-E
LED12
R68
33
2512
L3
R56
475
1%
74476410
R55
475
1%
74476410
Q10
RQJ0303PGDQALT-E
1%
74476410
LED9
R53
475
1%
74476410
Q8
RQJ0303PGDQALT-E
R64
33
L7 2512
R52
475
1%
74476410
1%
74476410
LED7
B
1%
74476410
R49
475
1%
74476410
LED5
1%
74476410
L12
1%
74476410
Q3
RQJ0303PGDQALT-E
1
R24 3.3k
Q2
RQJ0303PGDQALT-E
74476410
1
2
JP2
-POWER
L22
STACK EXT
2
1%
WDTB
C10
TOS
S10
VREG
C9
VREF
S9
VTEMP2
C8
VTEMP1
S8
NC
C7
V-
S7
C0
C6
S1
S6
C1
C5
S2
S5
C2
C4
S3
S4
C3
CK
L21
74476410
4
41
40
39
R41
VMODE
1M
GPI02
38
36
1
GPI01/WDTB
37
TOS
35
VREG
34
VREF
33
V2
32
V1
GPI02
VREG
VREG
JP3
GND ACTIVE
3
1%
1%
1 JP4
R36
6
VREG
1M
1%
7
3
31
2
GND ACTIVE
30
GPI01
3
1
29
28
1
JP5
R37
1M
27
EEVCC
SCL
1%
EESDA
12
C18
100nF
1206
EEGND
14
NC
WP
A2
A1
A0
SDA
5
U5
24LC025-I/ST
VREG
26
TOS
25
23
R39
D10
E2
GND ACTIVE
3
1
24
GPI02
VREG
E1
JP6
GPI01
VREG
1%
E3
VREG
R29 100 1%
PD27.5B
E4
VC
C9
C9
100nF
1206
C17
C16
VREG
100nF 100nF
1206 1206
D11
PDZ7.5B
3
2
S9
+
U2A
LT6004CMS8
R31
1
C8
C8
100nF
1206
PDZ7.5B
5
C15
1uF
C7
100nF
1206
6
+
U2B
LT6004CMS8
R32
7
-
L24
74476410
VTEMP2
10K 1%
R40
OPT
1206
D13
PDZ7.5B
C32
D7
BAT46W
S7
1
VIN
VOUT
GND
GND
1
6
2
2
3
C35
1uF
10uF
1206
4
100nF
1206
SHDN
VIN
GND
VOUT_F
GND VOUT_S
GND
GND
C28
1uF
8
7
C25
1uF
6
5
C34
C21
1
10uF
1206
S6
D22
C24
1uF
U3
LT1693-2IS8
PDZ7.5B
BAV99
C29
1uF
E5
D14
D23
10uF
1206
C6
C6
1206
BAV99
LTC6655BHMS8-3.3 OPT
U4
LT1790BCS6-5
4
C26
1uF
U6
+5V
VREG
D12
60VLOCAL
C31
1uF
100V
OPT
1206
S8
C7
C27
1uF
VTEMP1
10K 1%
R35
-
L23
74476410
D24
C20
220pF
E6
R1
33.2K
1%
2
3
4
IN1
VCC1
GND1
OUT1
IN2
VCC2
GND2
OUT2
BAV99
D21
T1
8
7
C22 100nF
C23
6
5
1206
C30
1uF
4
6
1uF
3
5
BAV99
1
2
C5
C5
100nF
1206
D15
B
PA0264NL
R70
10K 1%
PDZ7.5B
S5
C4
C4
100nF
1206
D16
PDZ7.5B
S4
C3
C3
100nF
1206
D17
PDZ7.5B
S3
R28 3.3k
1. CAPACITORS AND RESISTORS ARE 0603.
C2
C2
100nF
1206
D18
PDZ7.5B
S2
A
C1
C1
100nF
1206
D19
PDZ7.5B
CUSTOMER NOTICE
R69 100 1%
C0
100nF
1206
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.
S1
D20
PDZ7.5B
74476410
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
5
D
EESCL
9
R33
4.99K
1uF
SCK
10
R34
4.99K
C14
MOSI
11
GND ACTIVE
3
MISO
SPI BOTTOM
VMODE
1%
CS
S10
C19
+5V
GPI01
S11
DI
7
1M
R27
100 1%
LED1
R45
475
L25 74476410
3
1
3
R57
33
L14
2512
74476410
100nF
1206
C11
5
74476410
NOTES: UNLESS OTHERWISE SPECIFIED,
R26 3.3k
Q1
RQJ0303PGDQALT-E
1
A
1%
22
C10
C10
R25
100 1%
2
LED2
R46
475
20
S11
R23
100 1%
2
3
R58
33
L13 2512
100 1%
R22 3.3k
LED3
R47
475
19
PDZ7.5B
R19
R20 3.3k
2
3
R59
33
2512
18
D9
Q4
RQJ0303PGDQALT-E R21
LED4
R48
475
100nF
1206
GPI02
74476410
L20
EXT RTN
100 1%
2
3
R60
33
L11 2512
C11
S12
VMODE
L19
VCC
EXT +5V
R18 3.3k
Q5
RQJ0303PGDQALT-E
3
R61
33
L10 2512
17
C11
R17
100 1%
2
1
LED6
R50
475
15
S12
R15
R16 3.3k
Q6
RQJ0303PGDQALT-E
3
R62
33
L9 2512
14
R13
100 1%
2
1
R51
475
13
PDZ7.5B
R11
R14 3.3k
Q7
RQJ0303PGDQALT-E
3
R63
33
L8 2512
D8
C12
SCKI
JON M.
R30 100 1%
100 1%
2
1
3
LED8
CELL12
CELL11
CELL10
CELL9
CELL8
CELL7
CELL6
CELL5
CELL4
CELL3
CELL2
CELL1
CELL0
VTEMP2
VTEMP1
TMPRTN
100nF
1206
R9
R12 3.3k
1
CELL VOLTAGES
72V MAX
J1
3.3k
100 1%
2
1
3
R65
33
2512
L6
C12
16
R10 3.3k
Q9
RQJ0303PGDQALT-E
1
L5
R54
475
12
R7
100 1%
2
1
3
R66
33
2512
R8
11
C12
21
LED10
C
3.3k
100 1%
2
1
3
R67
33
2512
R6
Q11
RQJ0303PGDQALT-E
LED11
L4
2
1
3
R5
100 1%
V+
SDI
DO
42
4
74476410
SCKO
43
8
74476410
L2
SD0
APPROVED
GND3
4
CSBI
SDIO
6
GND2
100
CSBO
74476410
GND1
3
L18
8
2
06/24/10
13
RS07J
CS
3
D3
74476410
44
8
L17
14
DATE
SECOND PROTOTYPE
VIN
2
VCC
1
1
R42
1M
R43
1M
GND
10
R4
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
R44
1M
6
U1
LTC6803IG-3
4
NC
RS07J
74476410
12
2
CK VREF
2
GND3
DI
2
EESCL EEGND
D0
2
EESDA EEVCC
D2
6
8
GND CS
5
GND2
TP1
2
13
CS
MOSI
L16
DESCRIPTION
J2
8
11
MISO
4
REV
VREG
RS07J
4
9
SCK
D1
4
7
GND1
2
3
5
VCC
2
3
VIN
1
1
ECO
L15
74476410
4
3
2
TECHNOLOGY
MI
JON M.
TITLE: SCHEMATIC
12-CELL BATTERY STACK MONITOR
SIZE
N/A
SCALE = NONE
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900 www.linear.com
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
DATE:
LTC6803IG-3
IC NO.
REV.
DEMO CIRCUIT 1653A
Friday, July 02, 2010
1
SHEET 1
2
OF 1
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