BQ27546-G1 Datasheet, PDF (31/38 Pages) Texas Instruments – nullSingle-Cell Li-Ion Battery Fuel Gauge

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12.2 Layout Example
Use copper
pours for battery
power path to
minimize IR
losses
Kelvin connect the
BAT sense line
right at positive
battery terminal
bq27546-G1
SLUSC53A – MAY 2015 – REVISED DECEMBER 2015
RTHERM
NC
NC
SE
SDA
TS
SCL
R7
R4
C1
C2
C3
R6
PACK+
SCL
R10
SDA
R8
SE
HDQ
R9
Via connects to Power Ground
10 mΩ 1%
Kelvin connect SRP
and SRN
connections right at
Rsense terminals
Figure 15. Layout Example
PACK –
Star ground right at PACK –
for ESD return path
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