www.德州仪器.com
electricalcharacteristics(持续)
bq29330
SLUS673A–SEPTEMBER2005–REVISEDDECEMBER2005
cellvoltagemonitor,t
一个
=25
°
c,creg=1
µ
f,c
L
=2.2
µ
f,vccorbat=14v(unlessotherwisenoted)
PARAMETERTESTCONDITIONSMINTYPMAXUNIT
V
Cn
–V
Cn+1
=0v,8v
≤
VDD
≤
25v0.9500.9751
V
(cellout)
V
V
Cn
–V
Cn+1
=4.5v,8v
≤
VDD
≤
25v0.2750.30.325
REFMode
(1)
,8v
≤
VDD
≤
25v–1%0.9751%v
CELLoutput
模式
pack–2%pack/182%v
[registeraddress=0x03,b1(包装)=1,b0(vmen)=1]
模式
bat–2%bat/182%v
[registeraddress=0x03,b6(bat)=1,b0(vmen)=1]
CMRRCommonmoderejectionCELLmaxtoCELLmin40dB
V
(cellslew)
CELLoutputriseMintoMax10%to90%9ms
k={celloutput(vc5=0v,vc4=4.5v)
0.1470.1500.153
–celloutput(vc5=vc4=0v)}/4.5
KCELLscalefactor
k={celloutput(vc2=13.5v,vc1=18v)
0.1470.1500.153
–celloutput(vc2=vc1=13.5v)}/4.5
I
(vcellout)
DrivecurrentV
Cn–
V
Cn+1
=0v,vcell=0v,t
一个
=–40
°
to110
°
1218
µ
一个
celloutputoffseterrorcelloutput(vc2=18v,vc1=18v)
V
ICR
–1mV
–celloutput(vc2=vc1=0v)
R
(bal)
CellbalanceinternalresistanceR
ds(在)
forinternalFETswitchatV
DS
=2V–50%40050%
Ω
(1)registeraddress=0x04,b2(cal0)=b3(cal1)=1,registeraddress=0x03,b0(vmen)=1
currentprotectiondetection,t
一个
=25
°
c,creg=1
µ
f,c
L
=2.2
µ
f,vccorbat=14v(unlessotherwisenoted)
PARAMETERTESTCONDITIONSMINTYPMAXUNIT
RSNS=050205
V
(olt)
oldetectionthresholdvoltagerange,典型
(1)
mV
rsns=125102.5
RSNS=05
∆
V
(olt)
OLdetectionthresholdvoltageprogramstepmV
rsns=12.5
RSNS=0100475
sccdetectionthresholdvoltagerange,典型
V
(scct)
mV
(2)
rsns=150237.5
RSNSissetin
函数_ctlregister
RSNS=025
∆
V
(scct)
SCCdetectionthresholdvoltageprogramstepmV
rsns=112.5
RSNS=0–100–475
scddetectionthresholdvoltagerange,
V
(scdt)
mV
典型
(3)
rsns=1–50–237.5
RSNS=0–25
∆
V
(scdt)
SCDdetectionthresholdvoltageprogramstepmV
rsns=1–12.5
V
OL
=25mv(最小值)152535
V
ol(acr)
V
OL
=100mv(rsns=0,1)90100110mv
OLdetectionthresholdvoltageaccuracy
(1)
V
OL
=205mv(最大值)185205225
V
SCC
=50mv(最小值)–30–5070
V
(scc_acr)
V
SCC
=200mv(rsns=0,1)–180–200–220mv
SCCdetectionthresholdvoltageaccuracy
(2)
V
SCC
=475mv(最大值)–428–475–523
V
SCC
=–50mv(最小值)305070
V
(scd_acr)
V
SCC
=–200mv(rsns=0,1)180200220mv
SCDdetectionthresholdvoltageaccuracy
(3)
V
SCC
=–475mv(最大值)426475523
(1)seeolvregisterforsettingdetectionthreshold
(2)seesccregisterforsettingdetectionthreshold
(3)seescdregisterforsettingdetectionthreshold
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