bq51050B
bq51051B
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SLUSB42C –JULY 2012–REVISED FEBRUARY 2013
DEVICE INFORMATION
SIMPLIFIED BLOCK DIAGRAM
RECT
I
BAT
VOUT,FB
VREF,ILIM
_
+
_
VILIM
+
VOUT,REG
VREF,IABS
+
_
VIABS,FB
ILIM
VIN,FB
VIN,DPM
+
_
AD
+
_
VREFAD,OVP
BOOT2
BOOT1
_
+
VREFAD,UVLO
AD-EN
AC1
AC2
Sync
Rectifier
Control
VREF,TS-BIAS
VFOD
+
_
FOD
TS_0
TS_10
+
_
COMM1
COMM2
VBG,REF
VIN,FB
VOUT,FB
VILIM
+
_
DATA_
OUT
VIABS,FB
TS_45
+
_
ADC
TS/CTRL
CLAMP1
CLAMP2
VIABS,REF
VIC,TEMP
TS_60
+
_
Digital Control
And Charger
VFOD
TS_DETECT
+
_
50uA
VRECT
VOVP,REF
VREF_100MV
+
_
OVP
CHG
+
_
TERM
TERM
EN2
ILIM
200kW
PGND
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