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| BQ24081_12 Datasheet, PDF (4/25 Pages) Texas Instruments – 1-A, SINGLE-CHIP, LI-ION AND LI-POL CHARGER IC | |||
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bq24080
bq24081
SLUS698E â MARCH 2006 â REVISED AUGUST 2011
www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
over 0°C ⤠TJ ⤠125°C and recommended supply voltage (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
BATTERY RECHARGE THRESHOLD
V(RCH)
Recharge threshold
VO(REG)
â 0.115
VCC(MIN) ⥠4.5 V, tFALL = 100 ns
t(DEGL)
Deglitch time for recharge detect
decreasing below or increasing
250
above threshold, 10-mV overdrive
STAT1, STAT2, and PG OUTPUTS
VOL
Low-level output saturation voltage IO = 5 mA
CE and TE INPUTS
VIL
Low-level input voltage
0
VIH
High-level input voltage
1.4
IIL
Low-level input current
â1
IIH
High-level input current
TIMERS
t(PRECHG) Precharge time
t(CHG)
Charge time
I(FAULT)
Timer fault recovery current
SLEEP COMPARATOR
1,584
22,176
V(SLP)
V(SLPEXIT)
Sleep-mode entry threshold voltage
Sleep-mode exit threshold voltage
2.3 V ⤠VI(OUT) ⤠VO(REG)
Sleep-mode entry deglitch time
THERMAL SHUTDOWN THRESHOLDS
V(IN) decreasing below threshold,
tFALL = 100 ns, 10-mV overdrive
T(SHTDWN) Thermal trip threshold
Thermal hysteresis
TJ increasing
UNDERVOLTAGE LOCKOUT
UVLO
Undervoltage lockout
Hysteresis
Decreasing VCC
TEMPERATURE SENSE COMPARATOR (bq24081)
V(TS1)
V(TS2)
I(TS)
t(DEGL)
High-voltage threshold
Low-voltage threshold
TS pin current source
Deglitch time for temperature fault
VCC ⥠VI(OUT)
+ 190
250
2.4
2.475
0.485
96
250
TYP
MAX
VO(REG)
â 0.10
375
VO(REG)
â 0.085
500
0.25
0.4
1
1,800
25,200
200
2,016
28,224
VCC ⤠VI(OUT)
+ 80 mV
375
500
165
15
2.5
2.6
27
2.5
2.525
0.5
0.515
102
108
375
500
UNIT
V
ms
V
V
μA
s
s
μA
V
ms
°C
V
mV
V
μA
ms
4
Copyright © 2006â2011, Texas Instruments Incorporated
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