www.德州仪器.com
bq25010
bq25011
bq25012
SLUS615–DECEMBER2004
electricalcharacteristics(持续)
overjunctiontemperaturerange(0
°
C
≤
T
J
≤
125
°
c)andtherecommendedsupplyvoltagerange(unlessotherwisenoted)
PARAMETERTESTCONDITIONSMINTYPMAXUNIT
I
输出_l
Maximumoutputcurrent150mA
FPWM–bq25010
V
ih(fpwm)
高-levelinputvoltage2.0
V
il(fpwm)
低-levelinputvoltage0.4
FPWMbq25011andbq25012
V
ih(fpwm)
高-levelinputvoltage1.3
V
V
il(fpwm)
低-levelinputvoltage0.4
I
FPWM
InputbiascurrentV
EN
=GNDorV
BAT
,v
FPWM
=GNDorV
BAT
0.010.1µa
使能
V
ih(en)
高-levelinputvoltage1.3
V
V
il(en)
低-levelinputvoltage0.4
I
EN
InputbiascurrentV
EN
=GNDorV
BAT
,v
FPWM
=GNDorV
BAT
0.010.1µa
POWERSWITCH
V
在
=V
GS
=3.6v0.971.52
internalp-channelmosfet
在-阻抗
V
在
=V
GS
=2.5v1.272.00
R
ds(在)
Ω
V
在
=V
GS
=3.6v0.681.19
internaln-channelmosfet
在-阻抗
V
在
=V
GS
=2.5v0.861.45
I
leak(p)
p-channelleakagecurrentv
DS
=6.0v0.11.0
µA
I
leak(n)
n-channelleakagecurrentv
DS
=6.0v0.11.0
I
(lim)
p-channelcurrentlimit2.5v<v
BAT
<4.2v190230350ma
振荡器
f
SW
switchingfrequency0.651.001.50mhz
输出
V
REF
referencevoltagebq250100.5
feedbackvolt-
V
FB
bq250103.6v
≤
V
BAT
≤
4.2v,0ma
≤
I
输出
≤
150mA–3%+3%
age
(2)
AdjustableoutputV
bq250100.7v
BAT
voltagerange
V
直流-直流
bq250113.6v
≤
V
BAT
≤
4.2v,0ma
≤
I
输出
≤
150ma3.23.33.4
fixedoutputvolt-
age
bq250123.6v
≤
V
BAT
≤
4.2v,0ma
≤
I
输出
≤
150ma1.7461.81.854
(2)foroutputvoltages
≤
1.2va22-µfoutputcapacitorvalueisrequiredtoachieveamaximumoutputvoltageaccuracyof+3%while
operatinginpowersavemode(pfm).
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