LTC6803-2/LTC6803-4
40
680324fa
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
LINEAR TECHNOLOGY CORPORATION 2011
LT 0812 REV A • PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATION
Typical 12-Cell Measurement Block
PART NUMBER DESCRIPTION COMMENTS
LTC6801 Independent Multicell Battery Stack Fault Monitor Monitors Up to 12 Series-Connected Battery Cells for Undervoltage or
Overvoltage. Companion to the LTC6802 and LTC6803 family
LTC6802-1 Multicell Battery Stack Monitor with Parallel Addressed
Serial Interface
Functionally Equivalent to the LTC6803-1 and the LTC6803-3
LTC6802-2 Multicell Battery Stack Monitor with an Individually
Addressable Serial Interface
Functionally Equivalent to LTC6803-2/LTC6803-4. Pin Compatible with the
LTC6803-2
LTC6803-1/
LTC6803-3
Multicell Battery Stack Monitor with Daisy-Chained
Serial Interface
Functionality Equivalent to LTC6803-2/LTC6803-4, Allows for Multiple Devices
to Be Daisy Chained
V
+
C12
S12
C11
S11
C10
S10
C9
S9
C8
S8
C7
S7
C6
S6
C5
S5
C4
S4
C3
S3
C2
CSBI
SDO
SDI
SCKI
A3
A2
A1
A0
GPIO2
GPIO1
WDTB
NC
TOS
V
REG
V
REF
V
TEMP2
VTEMP1
NC
V
–
S1
C1
S2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
DC12
DC11
DC10
DC9
DC8
DC7
DC6
DC5
DC4
DC3
C12FILTER
C11FILTER
C10FILTER
C9FILTER
C8FILTER
C7FILTER
C6FILTER
C5FILTER
C4FILTER
C3FILTER
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
LTC6803-2
REPEAT INPUT CIRCUITS
FOR CELL3 TO CELL12
100nF
1µF 1µF
C2FILTER
10nF
NTC2
NTC1
3
1
4
8
2
100Ω
1M 1M 1M
CSBI
SDO*
SDI
SCKI
BAT46W
BAT46W
MMSZ5267B
CELL 12
IMC1210ER100K
SPI PORT
TO HOST µP
OR DATA ISOLATOR
*REQUIRES 1K PULL-UP
RESISTOR AT HOST DEVICE
1M
10.0k
10.0k
1k
10nF
680324 TA02
1k
1M
1M
100Ω
3.3k
RQJ0303PGDQALT
100nF
100nF
475Ω
33Ω
CELL2
CELL1
PDZ7.5B
C1FILTER
100Ω
3.3k
RQJ0303PGDQALT
475Ω
33Ω
PDZ7.5B
–
+
1/2 LT6004
5
7
4
8
6
–
+
1/2 LT6004
