BQ40Z50 Datasheet, PDF (6/30 Pages) Texas Instruments – 1-Series, 2-Series, 3-Series, and 4-Series Li-Ion Battery Pack Manager

bq40z50
SLUSBS8 – DECEMBER 2013
TS1,2,3,4
1.8 V
ADTHx
18 kΩ
2 kΩ
1.8 V
1.8 V
RCPUP
RCWKPUP
ADC Mux
ADC
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BAT
FUSEEN
FUSEWKPUP
150 nA
2 kΩ
100 kΩ
FUSE
FUSEDIG
1 kΩ
RCIN
Thermistor Inputs
RCOUT
PBI
RHOEN
10 kΩ
RHOUT
RHIN
100 kΩ
PRES
FUSE Drive
SMBCIN
SMBCOUT
SMBDIN
SMBDOUT
SMBus Interface
100 kΩ
SMBCEN
100 kΩ
SMBDEN
SMBC
1 MΩ
SMBD
1 MΩ
High-Voltage GPIO
LED Drive
BAT
RLOEN
10 kΩ
22.5 mA
RLOUT
RLIN
100 kΩ
LED1, 2, 3
PTCEN
PTC
290 nA
30 kΩ
PTC Detection
Figure 4. Pin Equivalent Diagram 2
PTC
PTC
Comparator Counter
PTC
Latch
PTCDIG
6
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