Datasheet

bq78PL114
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
ThermalPad
VSS
CSBAT CCBAT CCPACK CSP
ACK
CellBalancing
Circuits
CellBalancingCircuits
bq76PL102
CELL 4
CELL 3
CELL 2
CELL 1
S0342-02
bq78PL114
www.ti.com ................................................................................................................................................ SLUS850B – SEPTEMBER 2008 – REVISED APRIL 2009
Figure 7. bq78PL114 Simplified Example Circuit Diagram
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