BQ25060_1 Datasheet, PDF (4/24 Pages) Texas Instruments – 1A, Single-Input, Single Cell Li-Ion Battery Charger with 50-mA LDO, and External Power Path Control

bq25060
SLUSA32 – MAY 2010
ELECTRICAL CHARACTERISTICS (continued)
Over junction temperature range 0°C ≤ T_J ≤ 125°C and VIN = 5V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
V_OUT(REG)
Output regulation voltage
V_SUPP1
V_SUPP2
LDO
Enter supplement mode threshold
Exit supplement mode threshold
V_BAT ≤ 2.9 V
2.9 V < V_BAT ≤ 3.6V
V_BAT > 3.6 V
V_BAT = 3.4 V, V_OUT Falling
V_BAT = 3.4 V, V_OUT Rising
3.4
3.5
3.44
3.59
V_BAT + V_drop(QBAT)
V_OUT ≤
V_BAT -0.06
V_OUT ≥
V_BAT-0.02
V_LDO
LDO Output Voltage
I_LDO
Maximum LDO Output Current
V_DO
Dropout Voltage
LOGIC LEVELS ON EN
V_IN = 5.5V, I_LDO = 0mA to 50mA
V_IN = 4.5V, I_LDO = 50mA
4.7
4.9
60
200
V_IL
V_IH
V_FLT
I_{FLT_leakage}
Logic low input voltage
Logic high input voltage
Logic FLOAT input voltage
Maximum leakage sink or source current to
keep in FLOAT
1.4
600
850
I_{EN_DRIVE}
Minimal drive current from an external
8
device for Low or High
LOGIC LEVELS ON BGATE
V_IL
Logic LOW input voltage
V_IH
Logic HIGH input voltage
1.4
BATTERY-PACK NTC MONITOR (TS)
V_COLD
V_HYS(COLD)
V_HOT
V_HYS(HOT)
t_dgl(TS)
CHG OUTPUT
TS Cold Threshold
Hysteresis on Cold threshold
TS Hot Threshold
Hysteresis on Hot Threshold
Deglitch for TS Fault
Temperature falling
Temperature rising, BGATE disabled
Temperature rising
Temperature falling, BGATE disabled
IN or OUT TS Fault
24.4
25
1
12
12.5
1
25
V_OL
Output LOW voltage
I_IH
Leakage current
THERMAL REGULATION
I_SINK = 5 mA
V_/CHG = 5 V
T_J(REG)
Temperature Regulation Limit
T_J rising
125
T_J(OFF)
Thermal shutdown temperature
T_J rising
155
T_J(OFF-HYS)
Thermal shutdown hysteresis
T_J falling
20
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MAX
3.6
3.75
UNITS
V
V
V
V
V
5.1
V
mA
300 mV
0.4
V
V
1100 mV
1
µA
µA
0.4
V
V
25.6
13
% of V_LDO
% of V_LDO
% of V_LDO
% of V_LDO
ms
0.45
V
1
µA
°C
°C
°C
4
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