BQ24090_12 Datasheet, PDF (6/34 Pages) Texas Instruments – 1A, Single-Input, Single Cell Li-Ion and Li-Pol Battery Charger

bq24090, bq24091
bq24092, bq24093
bq24095
SLUS968D – JANUARY 2010 – REVISED DECEMBER 2012
www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
Over junction temperature range 0°C ≤ T_J ≤ 125°C and recommended supply voltage (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
V_HYS-45°C
Hysteresis at 45°C
V_TS-60°C
High temperature Disable, bq24092/3
V_HYS-60°C
Hysteresis at 60°C, bq24092/3
t_{DGL(TS_10C)}
Deglitch for TS thresholds: 10C,
bq24092/3
t_DGL(TS)
V_TS-EN-10k
V_{TS-DIS_HYS-10k}
Deglitch for TS thresholds: 0/45/60C.
Charge Enable Threshold, (10k NTC)
HYS below V_TS-EN-10k to Disable, (10k
NTC)
High temp charging to normal CHG;
V_TS: 0.2V → 0.5V
High temp charge to pending;
V_TS: 0.2V → 0.1V
Charge pending to high temp CHG;
V_TS: 0.1V → 0.2V
Normal to Cold Operation; V_TS: 0.6V → 1V
Cold to Normal Operation; V_TS: 1V → 0.6V
Battery charging
V_TS: 0V → 0.175V;
V_TS: 0.125V → 0V;
10.7
170
178
11.5
50
12
30
80
88
12
V_TS-EN-100k
Charge Enable Threshold, bq24090/2
V_{TS-DIS_HYS-}
100k
HYS below V_TS-EN-100k to Disable,
bq24091/3
THERMAL REGULATION
V_TS: 0V → 0.175V;
V_TS: 0.125V → 0V;
140
150
50
T_J(REG)
Temperature regulation limit
125
T_J(OFF)
Thermal shutdown temperature
155
T_J(OFF-HYS)
Thermal shutdown hysteresis
20
LOGIC LEVELS ON ISET2
V_IL
Logic LOW input voltage
V_IH
Logic HIGH input voltage
I_IL
Sink current required for LO
I_IH
Source current required for HI
V_FLT
ISET2 Float Voltage
LOGIC LEVELS ON CHG AND PG
Sink 8 μA
Source 8 μA
V_ISET2= 0.4V
V_ISET2= 1.4V
1.4
2
1.1
575
900
V_OL
I_LEAK
Output LOW voltage
Leakage current into IC
I_SINK = 5 mA
V _CHG = 5V, V _PG = 5V
MAX UNIT
mV
186 mV
mV
ms
ms
96 mV
mV
160 mV
mV
°C
°C
°C
0.4 V
V
9 μA
8 μA
1225 mV
0.4 V
1 μA
6
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