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DEVICEINFORMATION
FB
VSS
EN
交流
USB
STAT1
STAT2
VSS
bq25010, bq25011, bq25012
rhl pACKAGE
(bottom 视图)
SW
VSS
bat/输出
bat/输出
CE
PG
ISET2
ISET1
FPWM
n/c
n/c
n/c
20 1
11 10
2
3
4
5
6
7
8
9
19
18
17
16
15
14
13
12
bq25010
bq25011
bq25012
SLUS615–DECEMBER2004
TERMINALFUNCTIONS
终端
i/odescription
nameno.
AC5IChargeinputvoltagefromACadapter
bat/out16i/ochargecurrentoutput
bat/out17ibatteryinputtodc-dcconverter
ce15ichargeenableinput(activelow)
en4ienableinputfordc-dcconverter
fb2ifeedbackpinfordc-dcconverter
fpwm20ipwmcontrolinputforthedc-dcconverter
ISET112IChargecurrentsetpointforACinputandprechargeandtapersetpointforbothACandUSB
iset213ichargecurrentsetpointforusbport(高=500ma,低=100ma,高-z=disableusbcharge)
nc1,10,11–noconnect.thesepinsmustbeleftfloating.
pg14opowergoodstatusoutput(activelow)
stat17ochargestatusoutput1(打开-流)
stat28ochargestatusoutput2(打开-流)
sw19ooutputofthedc/dcconverter
USB6IChargeinputvoltagefromUSBadapter
groundinput.alsonotethatthereisaninternalelectricalconnectionbetweentheexposedthermalpad
andvsspinsofthedevice.theexposedthermalpadmustbeconnectedtothesamepotentialasthe
vss3,9,18–
vsspinontheprintedcircuitboard.donotusethethermalpadastheprimarygroundinputforthe
设备.allvsspinsmustbeconnectedtogroundatalltimes.
6
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