LTC6803-2 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC6803-2' PDF : 40 Pages View PDF
LTC6803-2/LTC6803-4
TYPICAL APPLICATION
CELL 12
IMC1210ER100K
MMSZ5267B
Typical 12-Cell Measurement Block
BAT46W
BAT46W
100Ω
100nF
REPEAT INPUT CIRCUITS
FOR CELL3 TO CELL12
C12FILTER
C11FILTER
C10FILTER
C9FILTER
C8FILTER
C7FILTER
C6FILTER
C5FILTER
C4FILTER
C3FILTER
DC12
DC11
DC10
DC9
DC8
DC7
DC6
DC5
DC4
DC3
1M 1M 1M
1
2
LTC6803-2
V+
CSBI
C12
SDO
44
43
3
4 S12
SDI
42
41
C11
5 S11
SCKI
A3 40
6 C10
7
39
A2 38
8 S10
9
10
C9
S9
11
C8
S8
A1 37
A0
GPIO2
36
GPIO1
WDTB
35
34
1M
1M
12
13
C7
NC
33
32
1M
S7
14
15
C6
16
17
S6
C5
S5
TOS
VREG
VREF
31
30
29
VTEMP2
VTEMP1
28
1µF
18 C4
19 S4
NC 27
V– 26
20 C3
S1 25
21
22
S3
C2
C1 24
S2 23
CELL2
CELL1
RQJ0303PGDQALT 100Ω 100nF
3.3k
33Ω
475Ω
RQJ0303PGDQALT 100Ω 100nF
3.3k
33Ω
475Ω
C2FILTER
PDZ7.5B
C1FILTER
PDZ7.5B
CSBI
SDO*
SDI
SCKI
SPI PORT
TO HOST µP
OR DATA ISOLATOR
*REQUIRES 1K PULL-UP
RESISTOR AT HOST DEVICE
1µF
3
+8
1/2 LT6004 1
2–
4
5+
8
7
1/2 LT6004
6–
4
10.0k
NTC2
1k
10nF
10.0k
NTC1
1k
10nF
680324 TA02
RELATED PARTS
PART NUMBER DESCRIPTION
LTC6801
Independent Multicell Battery Stack Fault Monitor
LTC6802-1
LTC6802-2
LTC6803-1/
LTC6803-3
Multicell Battery Stack Monitor with Parallel Addressed
Serial Interface
Multicell Battery Stack Monitor with an Individually
Addressable Serial Interface
Multicell Battery Stack Monitor with Daisy-Chained
Serial Interface
COMMENTS
Monitors Up to 12 Series-Connected Battery Cells for Undervoltage or
Overvoltage. Companion to the LTC6802 and LTC6803 family
Functionally Equivalent to the LTC6803-1 and the LTC6803-3
Functionally Equivalent to LTC6803-2/LTC6803-4. Pin Compatible with the
LTC6803-2
Functionality Equivalent to LTC6803-2/LTC6803-4, Allows for Multiple Devices
to Be Daisy Chained
40 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
680324f
LT 0211 • PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 2011
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