Datasheet
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bq25015
bq25017
SLUS721A – DECEMBER 2006 – REVISED MARCH 2007
ELECTRICAL CHARACTERISTICS (continued)
over operating temperature range (T
A
= 0°C to 125°C) and recommended supply voltage range (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
V
VCC(min)
≥ 4.5 V, t
FALL
= 100 ns,
Deglitch time for taper
t
TPRDET_DG
10 mV overdrive, I
CHG
increasing above or 250 375 500
detection
decreasong below threshold
ms
V
VCC(min)
≥ 4.5 V, t
FALL
= 100 ns,
Deglitch time for termination
t
TERMDET_DG
10 mV overdrive, 350 375 500
detection
I
CHG
decreasing below threshold
BATTERY RECHARGE THRESHOLD
V
REG(BAT)
V
REG(BAT)
V
REG(BAT)
V
RCH
Recharge threshold voltage V
– 0.115 – 0.10 – 0.085
V
VCC(min)
≥ 4.5 V, t
FALL
= 100 ns,
Deglitch time for recharge
t
RCHDET
10 mV overdrive, I
CHG
decreasing below or 250 375 500 ms
detect
increasing above threshold
STAT1, STAT2 and PG OUTPUTS
V
OL
Low-level output voltage I
OL
= 5 mA 0.25 V
ISET2 and CE INPUTS
V
IL
Low-level input voltage I
IL
= 10 µA 0 0.4
V
V
IH
High-level input voltage I
IL
= 20 µA 1.4
I
IL
Low-level input current, CE –1
I
IH
High-level input current, CE 1
I
IL
Low-level input current, ISET2 V
ISET2
= 0 V –20
µA
High-level input current,
I
IH
V
ISET2
= V
CC
40
ISET2
I
IHZ
High-Z input current, ISET2 V
ISET2
= High-Z 1
TIMERS
t
(PRECHG)
Precharge time limit 1620 1800 1930
t
(TAPER)
Taper time limit 1620 1800 1930 s
t
(CHG)
Charge time limit 16200 18000 19300
I
(FAULT)
Timer fault recovery current 200 µA
SLEEP COMPARATOR for CHARGER
V
VCC
≤
V
(SLP)
Sleep mode entry threshold 2.3 V ≤ V
IN(BAT)
≤ V
REG(BAT)
V
IN(BAT)
+80 mV
V
V
VCC
≥
V
(SLP_DG)
Sleep mode exit threshold 2.3 V ≤ V
IN(BAT)
≤ V
REG(BAT)
V
IN(BAT)
+190 mV
V
CC
decreasing below threshold,
t
(DEGL)
Deglitch time for sleep mode 250 375 500 ms
t
FALL
= 100 ns, 10 mV overdrive,
THERMAL SHUTDOWN
Thermal trip threshold
T
(SHTDWN)
165
temperature
°C
Thermal hysteresis 15
UNDERVOLTAGE LOCKOUT AND POR
Undervoltage lockout
V
(UVLO_CHG)
Decreasing V
CC
2.4 2.5 2.6 V
threshold voltage
Hysteresis 27 mV
V
POR
POR threshold voltage
(1)
2.3 2.4 2.5 V
DC-DC INPUT
Input power absent V
(LOWV)
4.2
V
(BAT)
Input voltage range
Input power present V
(UVLO)
4.2 V
V
(UVLO)
Undervoltage lockout 2.0
(1) Ensured by design. Not production tested.
4
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