Datasheet

bq20z75-V180
SLUSA22 –DECEMBER 2009 www.ti.com
TERMINAL FUNCTIONS (continued)
TERMINAL
I/O
(1)
DESCRIPTION
NO. NAME
37 BAT O Battery stack voltage sense input
38 CHG O High side N-channel charge FET gate drive
Absolute Maximum Ratings
Over Operating Free-Air Temperature (unless otherwise noted)
(1)
DESCRIPTION PIN UNIT
V
MAX
Supply voltage range VBAT, VCC –0.3V to 34V
PACK, PMS –0.3V to 34V
VC(n)-VC(n+1); n = 1, –0.3V to 8.5V
2, 3, 4
VC1, VC2, VC3, VC4 –0.3V to 34V
VC5 –0.3V to 1.0V
V
IN
Input voltage range PFIN, SMBD, SMBC, –0.3V to 6.0V
DISP
TS1, TS2, VCELL+, –0.3 V to V
REG25
+ 0.3 V
PRES; ALERT
MRST, GSRN, GSRP, –0.3 V to V
REG25
+ 0.3 V
RBI
ASRN, ASRP –1.0V to 1.0V
DSG, CHG, GPOD –0.3V to 34V
V
OUT
ZVCHG –0.3V to V
BAT
Output voltage range TOUT, ALERT, –0.3 V to 6.0V
REG33,
RESET –0.3 V to 7.0V
REG25, SAFE, TOUT –0.3V to 2.75V
I
SS
Maximum combined sink current for input pins PRES, PFIN, SMBD, 50mA
SMBC
T
A
Operating free-air temperature range –40°C to 85°C
T
F
Functional temperature –40°C to 100°C
T
stg
Storage temperature range –65°C to 150°C
T
sld
Lead temperature (soldering, 10s) 300°C
(1) Stresses beyond those listed under absolute maximum ratings may cause permanent damage to the device. These are stress ratings
only, and functional operation of the device at these or any other conditions beyond those indicated under recommended operating
conditions is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
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