Linear Technology LTC6804-1 - Typical Application; Related Parts

LTC6804-1/LTC6804-2
78
680412fc
For more information www.linear.com/LTC6804-1
 LINEAR TECHNOLOGY CORPORATION 2013
LT 1016 REV C • PRINTED IN USA
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com/LTC6804-1
relaTeD parTs
Typical applicaTion
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 LTC6802, LTC6803 and LTC6804
LTC6802 Precision Multicell Battery Stack Monitor 1st Generation: Superseded by the LTC6804 and LTC6803 for New Designs
LTC6803 Precision Multicell Battery Stack Monitor 2nd Generation: Functionally Enhanced and Pin Compatible to the LTC6802
LTC6820 Isolated Bidirectional Communications Interface for SPI Provides an Isolated Interface for SPI Communication Up to 100 Meters,
Using a Twisted Pair. Companion to the LTC6804
LTC3300 High Efficiency Bidirectional Multicell Battery Balancer Bidirectional Synchronous Flyback Balancing of Up to 6 Li-Ion or LiFeP04
Cells in Series. Up to 10A Balancing Current (Set by External Components).
Bidirectional Architecture Minimizes Balancing Time and Power Dissipation.
Up to 92% Charge Transfer Efficiency. 48-Lead Exposed Pad QFN and LQFP
Packages
Basic 12-Cell Monitor with isoSPI Daisy Chain
680412 TA02
V
+
C12
S12
C11
S11
C10
S10
C9
S9
C8
S8
C7
S7
C6
S6
C5
S5
C4
S4
C3
S3
C2
S2
C1
IPB
IMB
ICMP
IBIAS
SDO (NC)
SDI (NC)
SCK (IPA)
CSB (IMA)
ISOMD
WDT
DRIVE
V
REG
SWTEN
V
REF1
V
REF2
GPIO5
GPIO4
V
–
V
–
GPIO3
GPIO2
GPIO1
C0
S1
LTC6804-1
10
7
6
8
9
11
isoSPIA
–
isoSPI PORT A
TG110-AE050N5*
isoSPIA
+
2
1
806Ω
1.2k
CELL2
3.6V
10nF
100Ω
BSS308PE
33Ω
3.3k
CELL1
3.6V
CELL3
3.6V
10nF
100Ω
BSS308PE
33Ω
3.3k
+
+
+
CELL12
3.6V
10nF
100Ω
BSS308PE
33Ω
100Ω
100Ω
3.3k
CELL11
3.6V
100Ω
CELL3 TO CELL11 CIRCUITS
1µF
100nF
100nF
1µF
1µF
120Ω
15
2
1
3
14
16
isoSPIB
–
isoSPI PORT B
isoSPIB
+
2
1
120Ω
10nF
*THE PART SHOWN IS A DUAL
TRANSFORMER WITH BUILT-IN
COMMON MODE CHOKES
10nF
••
••
+
+
NSV1C201MZ4