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STAT1
在
在
PG
VCC
TTC
ISET1
ISET2
rhl pACKAGE
(bottom 视图)
STAS2
PGND
PGND
CE
SNS
BAT
NC
TS
输出
输出
VTSB
VSS
20
1
11
10
2
3
4
5
6
7
8
9
19
18
17
16
15
14
13
12
bq24100,bq24103
bq24105,bq24108
bq24113,bq24115
SLUS606C–JUNE2004–REVISEDSEPTEMBER2005
electricalcharacteristics(持续)
T
J
=0°cto125°candrecommendedsupplyvoltagerange(unlessotherwisestated)
PARAMETERTESTCONDITIONSMINTYPMAXUNIT
BATTERYDETECTION
batterydetectioncurrentduringtime-输出
I
发现
V
i(bat)
<v
OREG
–V
RCH
2mA
故障
I
DISCHRG1
DischargecurrentV
短的
<v
i(bat)
<v
OREG
–V
RCH
400µA
t
DISCHRG1
DischargetimeV
短的
<v
i(bat)
<v
OREG
–V
RCH
1s
I
WAKE
WakecurrentV
短的
<v
i(bat)
<v
OREG
–V
RCH
2mA
t
WAKE
WaketimeV
短的
<v
i(bat)
<v
OREG
–V
RCH
0.5s
beginsafterterminationdetected,
I
DISCHRG2
Terminationdischargecurrent400µA
V
i(bat)
≤
V
OREG
t
DISCHRG2
Terminationtime262ms
OUTPUTCAPACITOR
Requiredoutputceramiccapacitorrange
C
输出
fromsnstopgnd,betweeninductorand4.71047µf
R
SNS
requiredsnscapacitor(陶瓷的)atsns
C
SNS
0.1µf
管脚
保护
ThresholdoverV
OREG
toturnoffp-频道
V
OVP
ovpthresholdvoltagemosfet,stat1,andstat2duringcharge110117121%v
o(reg)
orterminationstates
I
限制
循环-用-cyclecurrentlimit2.63.64.5a
V
短的
短的-circuitvoltagethreshold,batv
i(bat)
falling1.9522.05v/cell
I
短的
短的-circuitcurrentv
i(bat)
≤
V
短的
3565mA
T
SHTDWN
Thermaltrip165
°C
Thermalhysteresis10
TERMINALFUNCTIONS
终端
i/odescription
bq24100,
NAMEbq24103bq24105bq24113bq24115
bq24108
batteryvoltagesenseinput.bypassitwithacapacitortopgndifthereare
BAT1414141414I
长
inductive
leadstobattery.
chargerenableinput.thisactivelowinput,ifsethigh,suspendschargeand
ce1616161616iplacesthedeviceinthelow-powersleepmode.donotpullupthisinputto
vtsb.
6
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