SLUS606B
−
JUNE 2004
−
REVISED NOVEMBER 2004
bq24100, bq24103, bq24105
bq24108, bq24113, bq24115
ELECTRICAL CHARACTERISTICS
T
J
= 0°C to 125°C and recommended supply voltage range (unless otherwise stated)
PARAMETER
INPUT CURRENTS
V
CC
> V
CC(min)
,
I
VCC(VCC)
V
CC
supply current
V
CC
> V
CC(min)
,
V
CC
> V
CC(min)
,
PWM switching
PWM NOT switching
CE = HIGH
10
5
315
3.5
5.5
7.7
µA
mA
µA
TEST CONDITIONS
MIN
TYP
MAX
UNIT
0°C
≤
T
J
≤
65°C,
V
I(BAT)
= 4.2 V
V
CC
< V
(SLP)
or V
CC
> V
(SLP)
but not in charge
I
(SLP)
Battery discharge sleep current,
(SNS, BAT, OUT, FB pins)
0°C
≤
T
J
≤
65°C,
V
I(BAT)
= 8.4 V
V
CC
< V
(SLP)
or V
CC
> V
(SLP)
but not in charge
0°C
≤
T
J
≤
65°C,
V
I(BAT)
= 12.6 V
V
CC
< V
(SLP)
or V
CC
> V
(SLP)
but not in charge
VOLTAGE REGULATION
V
OREG
Output voltage bq24103/13
voltage,
Output voltage, bq24100/08
V
IBAT
Feedback regulation REF for
bq24105/15 only (W/FB)
Voltage regulation accuracy
CURRENT REGULATION
−
FAST CHARGE
I
OCHARGE
Output current range of converter
V
LOWV
≤
V
I(BAT)
< V
OREG
,
V
(VCC)
−
V
I(BAT)
> V
(DO−MAX)
100 mV
≤
V
IREG
≤
200 mV,
1V
1000,
RSET1
Programmed
Where
5 kΩ
≤
RSET1
≤
10kΩ, Select RSET1 to
program V
IREG
,
V
IREG(measured)
= I
OCHARGE
+ R
SNS
V
IREG
+
(−10% to +10% excludes errors due to RSET1
and R
SNS
tolerances)
V
(ISET1)
K
(ISET1)
Output current set voltage
Output current set factor
V
(LOWV)
≤
V
I(BAT)
≤
V
O(REG)
V
(VCC)
≥
V
I(BAT)
×
V(DO−MAX)
,
V
LOWV
≤
V
I(BAT)
< V
O(REG)
V
(VCC)
≥
V
I(BAT)
+
V(DO−MAX)
,
1
1000
150
CELLS = Low, in voltage regulation
CELLS = High, in voltage regulation
Operating in voltage regulation
I
IBAT
= 25 nA typical into pin
T
A
= 25°C
−0.5%
−1%
4.2
8.4
4.2
2.1
V
V
0.5%
1%
2000
mA
V
IREG
Voltage regulated across R
SNS
−
Accuracy
−10%
10%
V
V/A
PRECHARGE AND SHORT-CIRCUIT CURRENT REGULATION
V
LOWV
t
I
OPRECHG
V
(ISET2)
K
(ISET2)
Precharge to fast-charge transition
voltage threshold, BAT,
bq24100/03/05/08 ICs only
Deglitch time for precharge to fast
charge transition
Precharge range
Precharge set voltage, ISET2
Precharge current set factor
Rising voltage; t
RISE
, t
FALL
= 100 ns,
2-mV overdrive
V
I(BAT)
< V
LOWV
,
V
I(BAT)
< V
LOWV
,
t < t
PRECHG
t < t
PRECHG
68
20
15
100
1000
71.4
30
75
40
200
%V
O(REG)
ms
mA
mV
V/A
4
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