LTC3300-2_15 Datasheet, PDF (38/42 Pages) Linear Technology – Addressable High Efficiency Bidirectional Multicell Battery Balancer

LTC3300-2
TYPICAL APPLICATIONS
DIGITAL
ISOLATOR
C6 C5
C4
C3
LTC3300-2
ADDRESS =
C2
C1
00011
CSBI
SCKI
V_REG
SDI
SDO V^–
DIGITAL
ISOLATOR
DIGITAL
ISOLATOR
C6 C5
C4
LTC3300-2
ADDRESS =
00010
C3
C2
C1
CSBI
SCKI
V_REG
SDI
SDO V^–
C6 C5
C4
LTC3300-2
ADDRESS =
00001
C3
C2
C1
CSBI
SCKI
V_REG
SDI
SDO V^–
3V
CS
MPU
CLK
DIGITAL
ISOLATOR
V1⁺ V2⁺
V_REG1 OR
V_REG5
MOSI
MOSO
V1^– V2^–
C6 C5
C4
C3
LTC3300-2
ADDRESS =
C2
00000 ^C1
CSBI
SCKI
V_REG
SDI
SDO V^–
C_VREG4
C_VREG3
C_VREG2
V_REG1
C_VREG1
TOP OF BATTERY STACK
+
CELL 24
+
CELL 23
+
CELL 22
+
CELL 21
+
CELL 20
+
CELL 19
+
CELL 18
+
CELL 17
+
CELL 16
+
CELL 15
+
CELL 14
+
CELL 13
+
CELL 12
+
CELL 11
+
CELL 10
+
CELL 9
+
CELL 8
+
CELL 7
+
CELL 6
+
CELL 5
+
CELL 4
+
CELL 3
+
CELL 2
+
CELL 1
C12
C11
C10
C9
C8
C7
C_VREG6
LTC6803-2
ADDRESS = 0001
C6
C5
GPIO2 NC
C4
GPIO1 NC
C3
DIGITAL
C2
ISOLATOR
C1
CSBI
V_REG
SCKI
SDI
SDO
V^–
C12
C11
C10
C9
C8
C7
V_REG5
C_VREG5
LTC6803-2
ADDRESS = 0000
C6
C5
GPIO2 NC
C4
GPIO1
C3
C2
C1
CSBI
V_REG
SCKI
SDI
SDO
V^–
33002 F17
Figure 17. LTC3300-2/LTC6803-2 Battery and Serial Communication Connections for a 24-Cell Stack
38
For more information www.linear.com/LTC3300-2
33002f