LTC6803-2/LTC6803-4 - Multicell Battery Stack Monitor - setron
LTC6803-2/LTC6803-4 - Multicell Battery Stack Monitor - setron
LTC6803-2/LTC6803-4 - Multicell Battery Stack Monitor - setron
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<strong>LTC6803</strong>-2/<strong>LTC6803</strong>-4<br />
TYPICAL APPLICATION<br />
CELL 12<br />
Typical 12-Cell Measurement Block<br />
MMSZ5267B<br />
IMC1210ER100K<br />
BAT46W<br />
BAT46W<br />
100Ω 1M 1M 1M<br />
1<br />
<strong>LTC6803</strong>-2<br />
V +<br />
44<br />
CSBI<br />
2<br />
43<br />
100nF C12FILTER<br />
C12 SDO<br />
3<br />
42<br />
DC12 S12 SDI<br />
4<br />
41<br />
C11FILTER<br />
C11 SCKI<br />
5<br />
40<br />
DC11 S11 A3<br />
6<br />
39<br />
C10FILTER<br />
C10 A2<br />
7<br />
38<br />
DC10 S10 A1<br />
8<br />
37<br />
C9FILTER<br />
C9 A0<br />
9<br />
36 1M<br />
DC9 S9 GPIO2<br />
10<br />
35<br />
1M<br />
C8FILTER<br />
C8 GPIO1<br />
11<br />
34<br />
DC8 S8 WDTB<br />
REPEAT INPUT CIRCUITS<br />
12<br />
33<br />
C7FILTER<br />
C7 NC<br />
1M<br />
FOR CELL3 TO CELL12<br />
13<br />
32<br />
DC7 S7 TOS<br />
14<br />
31<br />
C6FILTER<br />
C6 V REG<br />
15<br />
30<br />
DC6 S6 V REF<br />
16<br />
29<br />
C5FILTER<br />
C5 V TEMP2<br />
17<br />
28<br />
DC5 S5 VTEMP1<br />
18<br />
27<br />
C4FILTER<br />
C4 NC<br />
19<br />
DC4 S4 V – 26<br />
20<br />
25<br />
C3FILTER<br />
C3 S1<br />
21<br />
24<br />
DC3 S3 C1<br />
22<br />
23<br />
C2 S2<br />
CELL2<br />
CELL1<br />
33Ω<br />
RQJ0303PGDQALT<br />
475Ω<br />
RQJ0303PGDQALT<br />
3.3k<br />
100Ω<br />
100Ω<br />
100nF<br />
100nF<br />
C2FILTER<br />
PDZ7.5B<br />
C1FILTER<br />
PDZ7.5B<br />
CSBI<br />
SDO*<br />
SDI<br />
SCKI<br />
1µF 1µF<br />
SPI PORT<br />
TO HOST µP<br />
OR DATA ISOLATOR<br />
*REQUIRES 1K PULL-UP<br />
RESISTOR AT HOST DEVICE<br />
3<br />
2<br />
5<br />
+<br />
8<br />
1/2 LT6004<br />
–<br />
4<br />
8<br />
6<br />
–<br />
+<br />
1/2 LT6004<br />
4<br />
1<br />
7<br />
10.0k<br />
10.0k<br />
NTC2<br />
1k<br />
10nF<br />
NTC1<br />
1k<br />
10nF<br />
680324 TA02<br />
33Ω<br />
475Ω<br />
3.3k<br />
RELATED PARTS<br />
PART NUMBER DESCRIPTION COMMENTS<br />
LTC6801 Independent <strong>Multicell</strong> <strong>Battery</strong> <strong>Stack</strong> Fault <strong>Monitor</strong> <strong>Monitor</strong>s Up to 12 Series-Connected <strong>Battery</strong> Cells for Undervoltage or<br />
Overvoltage. Companion to the LTC6802 and <strong>LTC6803</strong> family<br />
LTC6802-1 <strong>Multicell</strong> <strong>Battery</strong> <strong>Stack</strong> <strong>Monitor</strong> with Parallel Addressed<br />
Serial Interface<br />
Functionally Equivalent to the <strong>LTC6803</strong>-1 and the <strong>LTC6803</strong>-3<br />
LTC6802-2<br />
<strong>LTC6803</strong>-1/<br />
<strong>LTC6803</strong>-3<br />
<strong>Multicell</strong> <strong>Battery</strong> <strong>Stack</strong> <strong>Monitor</strong> with an Individually<br />
Addressable Serial Interface<br />
<strong>Multicell</strong> <strong>Battery</strong> <strong>Stack</strong> <strong>Monitor</strong> with Daisy-Chained<br />
Serial Interface<br />
Functionally Equivalent to <strong>LTC6803</strong>-2/<strong>LTC6803</strong>-4. Pin Compatible with the<br />
<strong>LTC6803</strong>-2<br />
Functionality Equivalent to <strong>LTC6803</strong>-2/<strong>LTC6803</strong>-4, Allows for Multiple Devices<br />
to Be Daisy Chained<br />
40<br />
LT 0211 • PRINTED IN USA<br />
Linear Technology Corporation<br />
1630 McCarthy Blvd., Milpitas, CA 95035-7417<br />
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com © LINEAR TECHNOLOGY CORPORATION 2011<br />
680324f
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