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ELECTRICALCHARACTERISTICS
bq25010
bq25011
bq25012
SLUS615–DECEMBER2004
overjunctiontemperaturerange(0
°
C
≤
T
J
≤
125
°
c)andtherecommendedsupplyvoltagerange(unlessotherwisenoted)
PARAMETERTESTCONDITIONSMINTYPMAXUNIT
INPUTCURRENT
I
cc(vcc)
supplycurrent1,vccv
VCC
>v
vcc(最小值)
1.22.0ma
sumofcurrentsintoout/bat,
I
cc(slp)
Sleepcurrent25
V
VCC
<v
(slp)
I
cc(stdby)
standybycurrentce=高,0
°
C
≤
T
J
≤
85
°
C150
µA
chargedone,v
VCC
>v
vcc(最小值)
,
I
ib(输出)
inputcurrent,out1535
I
输出(sw)
=0ma,converternotswitching
I
IB
inputcurrent,ce1
chargevoltageregulation(v
bat(reg)
+V
(做-最大值)
≤
V
VCC
,i
(期)
<i
输出(bat)
≤
0.5a)
V
reg(bat)
chargeroutputvoltage4.2v
T
一个
=25
°
c–0.35%0.35%
Chargevoltageregulation
精度
–1%1%
(v
(交流)
–V
(输出)
)acdropoutvoltagev
输出(bat)
=V
reg(bat)
,i
输出(bat)
=0.5a175250
V
输出(bat)
=V
reg(bat)
,iset2=high350500mv
(v
(usb)
–V
(输出)
)usbdropoutvoltage
V
输出(bat)
=V
reg(bat)
,iset2=low60100
CHARGECURRENTREGULATION
V
VCC
≥
4.5v,v
输出(bat)
=V
(lowv)
,
I
输出(bat)
ACoutputcurrentrangeV
VCC
–V
输出(bat)
>v
(做-最大值)
,50500
I
输出(bat)
=(k
(设置)
×
V
(设置)
/r
设置
)
V
vcc(最小值)
≥
4.5v,v
输出(bat)
=V
(lowv)
,毫安
80100
V
VCC
–V
输出(bat)
>v
(做-最大值)
,iset2=低
I
输出(bat)
USBoutputcurrentrange
V
vcc(最小值)
≥
4.5v,v
输出(bat)
=V
(lowv)
,
400500
V
VCC
–V
输出(bat)
>v
(做-最大值)
,iset2=高
voltageoniset1,v
VCC
≥
4.5v,
V
(设置)
OutputcurrentsetvoltageV
输出(bat)
=V
(lowv)
,2.4362.5002.538v
V
VCC
–V
输出(bat)
>v
(做-最大值)
,iset2=高
50mA
≤
I
输出(输出)
≤
500mA307322337
K
(设置)
Outputcurrentsetfactor10mA
≤
I
输出(输出)
≤
50mA296320346
10mA
≤
I
输出(输出)
≤
10mA246320416
prechargeandshort-circuitcurrentregulation
prechargetofast-chargetran-
V
(lowv)
voltageonout/bat2.83.03.2v
sitionthreshold
V
vcc(最小值)
≥
4.5v,t
下降
=100ns,
deglitchtimeforfast-chargeto
t
prechg_dg
10mvoverdrive,250375500ms
prechargetransition
V
在(bat)
decreasingbelowthreshold
0v<v
在(bat)
<v
(lowv)
,t<t
(prechg)
,
I
输出(prechg)
Prechargerange5100mA
I
输出(prechg)
=(k
(设置)
×
V
(prechg)
)/r
设置
voltageoniset1,v
reg(bat)
=4.2v,
V
(prechg)
prechargesetvoltage0v<v
在(bat)
<v
(lowv)
,240255270mv
t<t
(prechg)
CHARGETAPERandTERMINATIONDETECTION
V
在(bat)
>v
(rch)
,t<t
(prechg)
,
I
(taper)
Chargetaperdetectionrange5100mA
I
(taper)
=(k
(设置)
×
V
(taper)
)/r
设置
chargetaperdetectionsetvoltageoniset1,v
reg(bat)
=4.2v,
V
(taper)
235250265
voltageV
在(bat)
>v
(rch)
,t<t
(prechg)
mV
voltageoniset1,v
reg(bat)
=4.2v,
Chargeterminationdetection
V
(期)
V
在(bat)
>v
(rch)
,t<t
(prechg)
,111825
setvoltage
I
(期)
=(k
(设置)
×
V
(期)
)/r
设置
3
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