Datasheet

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ELECTRICAL CHARACTERISTICS
bq25010
bq25011
bq25012
SLUS615B – DECEMBER 2004 – REVISED JULY 2007
over junction temperature range (0 ° C ≤ T
J
≤ 125 ° C) and the recommended supply voltage range (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
INPUT CURRENT
I
CC(VCC)
Supply current 1, VCC V
VCC
> V
VCC(min)
1.2 2 mA
Sum of currents into OUT/BAT,
I
CC(SLP)
Sleep current 2 5
V
VCC
< V
(SLP)
I
CC(STDBY)
Stand by current CE = High, 0 ° C ≤ T
J
≤ 85 ° C 150
μ A
Charge DONE, V
VCC
> V
VCC(min)
,
I
IB(OUT)
Input current, OUT 15 35
I
OUT(SW)
= 0 mA, Converter not switching
I
IB(CE)
Input current, CE 1
CHARGE VOLTAGE REGULATION (V
BAT(REG)
+ V
(DO-MAX)
≤ V
VCC
, I
(TERM)
< I
OUT(BAT)
≤ 0.5 A)
V
REG(BAT)
Charger regulation voltage 4.2 V
T
A
= 25 ° C – 0.35% 0.35%
Charge voltage regulation
accuracy
– 1% 1%
(V
(AC)
– V
(OUT)
) AC dropout voltage V
OUT (BAT)
= V
REG (BAT)
, I
OUT(BAT)
= 0.5 A 175 250
V
OUT (BAT)
= V
REG (BAT)
, ISET2 = High 350 500 mV
(V
(USB)
– V
(OUT)
) USB dropout voltage
V
OUT (BAT)
= V
REG (BAT)
, ISET2 = Low 60 100
CHARGE CURRENT REGULATION
V
VCC
≥ 4.5 V, V
OUT (BAT)
= V
(LOWV)
,
I
OUT (BAT)
AC output current range V
VCC
– V
OUT (BAT)
> V
(DO-MAX)
, 50 500
I
OUT(BAT)
= (K
(SET)
× V
(SET)
/ R
SET
)
V
VCC(min)
≥ 4.5 V, V
OUT (BAT)
= V
(LOWV)
, mA
80 100
V
VCC
– V
OUT (BAT)
> V
(DO-MAX)
, ISET2 = Low
I
OUT (BAT)
USB output current range
V
VCC(min)
≥ 4.5 V, V
OUT (BAT)
= V
(LOWV)
,
400 500
V
VCC
– V
OUT (BAT)
> V
(DO-MAX)
, ISET2 = High
Voltage on ISET1, V
VCC
≥ 4.5 V,
V
(SET)
Output current set voltage V
OUT (BAT)
= V
(LOWV)
, 2.436 2.500 2.538 V
V
VCC
– V
OUT (BAT)
> V
(DO-MAX)
, ISET2 = High
50 mA ≤ I
OUT(OUT)
≤ 500 mA 307 322 337
K
(SET)
Output current set factor 10 mA ≤ I
OUT(OUT)
≤ 50 mA 296 320 346
10 mA ≤ I
OUT(OUT)
≤ 10 mA 246 320 416
PRECHARGE and SHORT-CIRCUIT CURRENT REGULATION
Precharge to fast-charge
V
(LOWV)
Voltage on OUT/BAT 2.8 3 3.2 V
transition threshold
V
VCC(min)
≥ 4.5 V, t
FALL
= 100 ns,
Deglitch time for fast-charge to
t
PRECHG_DG
10 mV overdrive, 250 375 500 ms
precharge transition
V
IN(BAT)
decreasing below threshold
0 V < V
IN(BAT)
< V
(LOWV)
, t < t
(PRECHG)
,
I
OUT(PRECHG)
Precharge range 5 100 mA
I
OUT(PRECHG)
= (K
(SET)
נ V
(PRECHG)
)/ R
SET
Voltage on ISET1, V
REG(BAT)
= 4.2 V,
V
(PRECHG)
Precharge set voltage 0 V < V
IN(BAT)
< V
(LOWV)
, 240 255 270 mV
t < t
(PRECHG)
CHARGE TAPER and TERMINATION DETECTION
V
IN(BAT)
> V
(RCH)
, t < t
(PRECHG)
,
I
(TAPER)
Charge taper detection range 5 100 mA
I
(TAPER)
= (K
(SET)
נ V
(TAPER)
)/ R
SET
Charge taper detection set Voltage on ISET1, V
REG(BAT)
= 4.2 V,
V
(TAPER)
235 250 265
voltage V
IN(BAT)
> V
(RCH)
, t < t
(PRECHG)
mV
Voltage on ISET1, V
REG(BAT)
= 4.2 V,
Charge termination detection
V
(TERM)
V
IN(BAT)
> V
(RCH)
, t < t
(PRECHG)
, 11 18 25
set voltage
I
(TERM)
= (K
(SET)
נ V
(TERM)
)/ R
SET
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