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BQ40Z50 データシートの表示(PDF) - Texas Instruments

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BQ40Z50 1-Series, 2-Series, 3-Series, and 4-Series Li-Ion Battery Pack Manager TI
Texas Instruments TI
BQ40Z50 Datasheet PDF : 54 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
bq40z50
Not Recommended For New Designs
SLUSBS8A – DECEMBER 2013 – REVISED DECEMBER 2014
www.ti.com
PIN NAME
BTP_INT
PIN
NUMBER
15
PRES or SHUTDN
16
DISP
17
SMBD
18
SMBC
19
LEDCNTLA
20
LEDCNTLB
21
LEDCNTLC
22
PTC
23
PTCEN
24
FUSE
25
VCC
26
PACK
27
DSG
28
NC
29
PCHG
30
CHG
31
BAT
32
Pin Functions (continued)
TYPE (1)
DESCRIPTION
O
I
I/OD
I/OD
IA
IA
O
P
IA
O
O
O
P
Battery Trip Point (BTP) interrupt output
Host system present input for removable battery pack or emergency system shutdown
input for embedded pack
Display control for LEDs
SMBus data pin
SMBus clock pin
LED display segment that drives the external LEDs depending on the firmware
configuration
LED display segment that drives the external LEDs depending on the firmware
configuration
LED display segment that drives the external LEDs depending on the firmware
configuration
Safety PTC thermistor input pin. To disable, connect both PTC and PTCEN to VSS.
Safety PTC thermistor enable input pin. Connect to BAT. To disable, connect both PTC
and PTCEN to VSS.
Fuse drive output pin
Secondary power supply input
Pack sense input pin
NMOS Discharge FET drive output pin
Not internally connected
PMOS Precharge FET drive output pin
NMOS Charge FET drive output pin
Primary power supply input pin
4
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