Datasheet

bq78PL116
PowerLAN
Gateway Battery
Management
Controller
R
PRE
+
PACK+
–
SMBCLK
SMBDAT
R
SENSE
PACK–
XT1–XT4
Temperature
Sensor (typ.)
SPROT
LED1–LED5
Typical six-cell configuration shown.
Additional cells added via PowerLAN connection.
Some components omitted for clarity.
V2
V3
V4
V1
VLDO2
C
RFI
VLDO1
RSTN
SDO2
SDI3
EFCID
EFCIC
One of 4 external
sensors shown
P-LAN
5
CELL 6
CELL 5
V2
V1
SDI1
SDO0
Level-Shift Circuits
CHG
DSG
PRE
ESD Protection
SMBus
Aux FET
Control
TAB
VSS
CSBAT CCBAT CCPACK CSPACK
Cell Balancing
Circuits
Cell Balancing Circuits
bq76PL102
CELL 4
CELL 3
CELL 2
CELL 1
S0342-04
bq78PL116
www.ti.com SLUSAB8B –OCTOBER 2010– REVISED FEBRUARY 2011
Figure 4. bq78PL116 Simplified Example Circuit Diagram
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