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DEVICEINFORMATION
(1)
STAT1
STAT2
交流
BAT
BAT
ISET2
PSEL
CE
bq24030rhl − bq24038rhl
rhl pACKAGE
(t运算 视图)
USBPG/ vbsel
ACPG/ pg
输出
输出
输出
TMR
DPPM
TS
USB
LDO
VSS
ISET1
201
1110
2
3
4
5
6
7
8
9
19
18
17
16
15
14
13
12
bq24030,bq24031,bq24032,
bq24032a,bq24035,bq24038,bq24039
SLUS618C–AUGUST2004–REVISEDJUNE2005
(1)thebq24031rhlandbq24039rhl,areproductpreviewdevices.
TERMINALFUNCTIONS
终端
i/odescription
nameno.
AC4IChargeinputvoltagefromACadapter
ACPG
(1)
18oacpower-goodstatusoutput(打开-流)
bat5,6i/obatteryinputandoutput.
ce9ichipenableinput(activehigh)
dppm13idynamicpower-pathmanagementsetpoint(accountforscalefactor)
iset110i/ochargecurrentsetpointforacinputandprechargeandterminationsetpointforbothacandusb
chargecurrentsetpointforusbport.(高=500ma,低=100ma)forbq24032,seehalf-承担
ISET27I
currentmodeusingiset2.
(bq24039only)激励-向上(低=使能,高=无能);termdetect(高=250nvm,低=100
ISET3
(2)
8I
mv),usbmodecurrentmultiplier(高=x2ofiset2,低=x1ofiset2).
ldo1o3.3-vldoregulator
out15,16,17ooutputterminaltothesystem
PG
(1)
18oacorusbpower-goodstatusoutput(打开-流)
PSEL
(2)
8ipowersourceselectioninput(lowforusb,highforac)
stat12ochargestatusoutput1(打开-流)
stat23ochargestatusoutput2(打开-流)
tmr14i/otimerprograminputprogrammedbyresistor.disablesafetytimerandterminationbytyingtmrtoldo.
ts12i/otemperaturesenseinput
USB20IUSBchargeinputvoltage
USBPG
(1)
19ousbpower-goodstatusoutput(打开-流)
VBSEL
(3)
19IBatterychargevoltageselection
groundinput(thethermalpadontheundersideofthepackage)thereisaninternalelectricalconnection
betweentheexposedthermalpadandvsspinofthedevice.theexposedthermalpadmustbe
VSS11–
connectedtothesamepotentialasthevsspinontheprinted-circuitboard.donotusethethermalpadas
theprimarygroundinputforthedevice.vsspinmustbeconnectedtogroundatalltimes.
(1)pin18ispgforbq24038andacpgforbq24030/1/2/2a/5/9.
(2)pin8ispselforbq24030/1/2/2a/5/8andiset3forbq24039.
(3)pin19isvbselforbq24038andusbpgforbq24030/1/2/2a/5/9.
9
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