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| BQ24090_2 Datasheet, PDF (6/32 Pages) Texas Instruments – 1A, Single-Input, Single Cell Li-Ion Battery Charger | |||
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bq24090, bq24091
bq24092, bq24093
SLUS968B â JANUARY 2010 â REVISED JUNE 2010
www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
Over junction temperature range 0°C ⤠TJ ⤠125°C and recommended supply voltage (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
VTS-60°C
High temperature Disable, bq24092/3
VHYS-60°C
Hysteresis at 60°C, bq24092/3
tDGL(TS_10C)
Deglitch for TS thresholds: 10C,
bq24092/3
tDGL(TS)
VTS-EN-10k
VTS-DIS_HYS-10k
Deglitch for TS thresholds: 0/45/60C.
Charge Enable Threshold, (10k NTC)
HYS below VTS-EN-10k to Disable, (10k
NTC)
High temp charge to pending;
VTS: 0.2V â 0.1V
Charge pending to high temp CHG;
VTS: 0.1V â 0.2V
Normal to Cold Operation; VTS: 0.6V â 1V
Cold to Normal Operation; VTS: 1V â 0.6V
Battery charging
VTS: 0V â 0.175V;
VTS: 0.125V â 0V;
170
178
11.5
50
12
30
80
88
12
VTS-EN-100k
Charge Enable Threshold, bq24090/2
VTS-DIS_HYS-
100k
HYS below VTS-EN-100k to Disable,
bq24091/3
THERMAL REGULATION
VTS: 0V â 0.175V;
VTS: 0.125V â 0V;
140
150
50
TJ(REG)
Temperature regulation limit
125
TJ(OFF)
Thermal shutdown temperature
155
TJ(OFF-HYS)
Thermal shutdown hysteresis
20
LOGIC LEVELS ON ISET2
VIL
Logic LOW input voltage
VIH
Logic HIGH input voltage
IIL
Sink current required for LO
IIH
Source current required for HI
VFLT
ISET2 Float Voltage
LOGIC LEVELS ON CHG AND PG
Sink 8 mA
Source 8 mA
VISET2= 0.4V
VISET2= 1.4V
1.4
2
1.1
575
900
VOL
ILEAK
Output LOW voltage
Leakage current into IC
ISINK = 5 mA
V CHG = 5V, V PG = 5V
MAX UNIT
186 mV
mV
ms
ms
96 mV
mV
160 mV
mV
°C
°C
°C
0.4 V
V
9 mA
8 mA
1225 mV
0.4 V
1 mA
6
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Copyright © 2010, Texas Instruments Incorporated
Product Folder Link(s): bq24090 bq24091 bq24092 bq24093
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