Datasheet

LTC6803-2/LTC6803-4
14
680324fa
OPERATION
Figure 1. Simplified 96-Cell Battery or Supercapacitor, Isolated Interface. In this Diagram the Battery
Negative is Isolated from the Module Ground. Isolated Power Supplies Each LTC6803-4. Opto-Couplers
or Digital Isolators Allow Each IC to Be Addressed Individually
+
+
+
+
+
+
+
+
+
+
+
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
TOS
V
REG
V
REF
V
TEMP2
V
TEMP1
NC
V
–
C0
S1
C1
S2
LTC6803-4
IC #1
V2
–
V2
–
V2
+
3V
ADDRESS1
ADDRESS0
OE2
DIGITAL
ISOLATOR
V1
–
V1
–
V1
+
OE1
+
+
+
+
+
+
+
+
+
+
+
+
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
TOS
V
REG
V
REF
V
TEMP2
V
TEMP1
NC
V
–
C0
S1
C1
S2
LTC6803-4
IC #0
V2
–
V2
–
V2
+
3V
OE2
DIGITAL
ISOLATOR
V1
–
V1
–
V1
+
OE1
+
+
+
+
+
+
+
+
+
+
+
+
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
TOS
V
REG
V
REF
V
TEMP2
V
TEMP1
NC
V
–
C0
S1
C1
S2
LTC6803-4
IC #7
V2
–
V2
–
V2
+
3V
OE2
DIGITAL
ISOLATOR
V1
–
V1
–
V1
+
OE1
680324 F01
MPU
3V
MODULE
IO
CS
MISO
M0SI
CLK
ADDRESS7
12V
ISOLATED
DC/DC
CONVERTER
12V
ISOLATED
DC/DC
CONVERTER
12VISOLATED
DC/DC
CONVERTER