Datasheet

11
bq2031
Absolute Maximum Ratings
Symbol Parameter Minimum Maximum Unit Notes
V
CC
V
CC
relative to V
SS
-0.3 +7.0 V
V
T
DC voltage applied on any pin ex
-
cluding V
CC
relative to V
SS
-0.3 +7.0 V
T
OPR
Operating ambient temperature -20 +70 °C Commercial
T
STG
Storage temperature -55 +125 °C
T
SOLDER
Soldering temperature - +260 °C 10 s. max.
T
BIAS
Temperature under bias -40 +85 °C
Note: Permanent device damage may occur if Absolute Maximum Ratings are exceeded. Functional opera
-
tion should be limited to the Recommended DC Operating Conditions detailed in this data sheet. Expo
-
sure to conditions beyond the operational limits for extended periods of time may affect device reliability.
DC Thresholds (T
A
= T
OPR
;V
CC
= 5V
±
10%)
Symbol Parameter Rating Unit Tolerance Notes
V
REF
Internal reference voltage 2.20 V 1% T
A
= 25°C
Temperature coefficient -3.9 mV/°C 10%
V
LTF
TS maximum threshold 0.6
*
V
CC
V
±
0.03V Low-temperature fault
V
HTF
TS hysteresis threshold 0.44
*
V
CC
V
±
0.03V High-temperature fault
V
TCO
TS minimum threshold 0.4
*
V
CC
V
±
0.03V Temperature cutoff
V
HCO
High cutoff voltage 0.60
*
V
CC
V
±
0.03V
V
MIN
Under-voltage threshold at BAT 0.34
*
V
CC
V
±
0.03V
V
LCO
Low cutoff voltage 0.8 V
±
0.03V
V
SNS
Current sense at SNS
0.250 V 10% I
MAX
0.05 V 10% I
COND