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SLUS549D – DECEMBER 2002 – REVISED MARCH 2006
ELECTRICAL CHARACTERISTICS (continued)
over 0°C
≤
T
J
≤
125°C and recommended supply voltage, unless otherwise noted
PARAMETER
BATTERY RECHARGE THRESHOLD
V
RCH
t
(DEGL)
Recharge threshold
Deglitch time for recharge detect
STAT1, STAT2, and PG OUTPUTS
V
OL
V
IL
V
IH
II
L
II
H
I
IL
I
IH
I
IH
TIMERS
t
(PRECHG)
Precharge time
bq24020
bq24022
bq24023
bq24024
bq24025
bq24020
bq24022
bq24023
bq24024
bq24025
bq24026
bq24027
I
(FAULT)
Timer fault recovery current
SLEEP COMPARATOR
V
(SLP)
Sleep-mode entry
threshold voltage
Sleep mode exit
threshold voltage
Sleep mode deglitch time
THERMAL SHUTDOWN THRESHOLDS
T
(SHTDWN)
Thermal trip threshold
Thermal hysteresis
UNDERVOLTAGE LOCKOUT
V
(UVLO)
Undervoltage lockout
Hysteresis
Decreasing V
CC
2.4
2.5
27
2.6
V
mV
165
15
°C
2.3 V
≤
V
I(OUT)
≤
V
O(REG)
V
CC
≥
V
I(OUT)
+190mV
250
375
500
V
CC
≤
V
I(OUT)
+80 mV
1,620
1,620
1,800
1,800
1,930
1,930
Low-level output saturation voltage I
O
= 5 mA
Low-level input voltage
High-level input voltage
CE, TE or TTE low-level
input current
CE, TE or TTE high-level
input current
ISET2 low-level input current
ISET2 high-level input current
ISET2 high-Z input current
I
ISET2
= 0
I
ISET2
= V
CC
–20
40
1
V
I
IL
= 10
µA
I
IL
= 20
µA
0
1.4
–1
1
µA
0.25
0.4
V
ISET2, CHARGE ENABLE (CE), TIMER AND TERMINATION ENABLE (TTE), AND TIMER ENABLE (TE) INPUTS
V
V
CC(MIN)
≥
4.5 V, t
FALL
= 100 ns decreasing
below or increasing above threshold,
10 mV overdrive
V
O(REG)
– 0.115
250
V
O(REG)
– 0.10
375
V
O(REG)
– 0.085
500
ms
V
TEST CONDITIONS
MIN
TYP
MAX
UNIT
t
(TAPER)
Taper time
16,200
18,000
19,300
s
t
(CHG)
Charge time
22,680
25,200
27,720
200
µA
V
V
(SLPEXIT)
2.3 V
≤
V
I(OUT)
≤
V
O(REG)
AC and USB decreasing below threshold,
t
FALL
= 100 ns, 10 mV overdrive
ms
5
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