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BQ24083DRCT Datasheet(PDF) 4 Page - Texas Instruments

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Part # BQ24083DRCT
Description  1-A, SINGLE-CHIP, LI-ION AND LI-POL CHARGER IC
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

BQ24083DRCT Datasheet(HTML) 4 Page - Texas Instruments

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bq24083
SLUS848 – MAY 2008........................................................................................................................................................................................................ www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
over 0
°C ≤ T
J ≤ 125°C and recommended supply voltage (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
BATTERY RECHARGE THRESHOLD
VO(REG) VO(REG) VO(REG)
V(RCH)
Recharge threshold
V
– 0.115
− 0.10
− 0.085
VCC(MIN) ≥ 4.5 V, tFALL = 100 ns
t(DEGL)
Deglitch time for recharge detect
decreasing below or increasing above
250
375
500
ms
threshold, 10-mV overdrive
STAT1, STAT2, and PG OUTPUTS
VOL
Low-level output saturation voltage
IO = 5 mA
0.25
V
VBSEL, CE and TE INPUTS
VIL
Low-level input voltage
0
0.4
V
VIH
High-level input voltage
1.4
IIL
CE and TE low-level input current
–1
µA
IIH
CE and TE high-level input current
1
IIL
VBSEL low-level input current
VBSEL = 0 (LOW)
–20
µA
IIH
VBSEL high-level input current
VBSEL = VCC (HI)
40
TIMERS
t(PRECHG)
Precharge time
1,584
1,800
2,016
s
t(CHG)
Charge time
22,176
25,200
28,224
s
I(FAULT)
Timer fault recovery current
200
µA
SLEEP COMPARATOR
VCC ≤ VI(OUT)
V(SLP)
Sleep-mode entry threshold voltage
+ 80 mV
2.3 V
≤ VI(OUT) ≤ VO(REG)
V
VCC ≥ VI(OUT)
V(SLPEXIT)
Sleep-mode exit threshold voltage
+ 190
V(IN) decreasing below threshold,
Sleep-mode entry deglitch time
250
375
500
ms
tFALL = 100 ns, 10-mV overdrive
THERMAL SHUTDOWN THRESHOLDS
T(SHTDWN)
Thermal trip threshold
165
TJ increasing
°C
Thermal hysteresis
15
UNDERVOLTAGE LOCKOUT
UVLO
Undervoltage lockout
Decreasing VCC
2.4
2.5
2.6
V
Hysteresis
27
mV
TEMPERATURE SENSE COMPARATOR (bq24081)
V(TS1)
High-voltage threshold
2.475
2.5
2.525
V
V(TS2)
Low-voltage threshold
0.485
0.5
0.515
I(TS)
TS pin current source
96
102
108
µA
t(DEGL)
Deglitch time for temperature fault
250
375
500
mv
4
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Copyright © 2008, Texas Instruments Incorporated
Product Folder Link(s) :bq24083


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