BQ24130_15 Datasheet, PDF (7/29 Pages) Texas Instruments – 600-kHz Synchronous Switch-Mode Host-ControlledBattery/Supercapacitor Charger With 4-A Integrated MOSFETs

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BLOCK DIAGRAM
bq24130
SLUSAN2C – JULY 2011 – REVISED JUNE 2012
bq24130
AVCC
V _ACOV
ACOV
V _UVLO
UVLO
V_SRN+V_{SLEEP_FALL}
SLEEP
VREF
AGND
BAT
CELL
ISET1
ISET2
CMOD
SRP
SRN
VREF ^EN_VREF
LDO
V_{OV_RISE}
V _{BAT_SHT}
BAT_SHT
BAT_OVP
FBO
EAI
EN_CHRG
REGN
LDO
2.1V
IC T_J
T_{J_REG}
120mV
EN_CHRG
ISET1
ISET2
Selection
IBAT_REG
V _(SRP-SRN)
20X
EN_CHRG
EAO
1V
LEVEL
SHIFTER
PWM
20μA
V _(SRP-SRN)
V _UCP
V_SW +V_{BTST_REFRESH}
V_BTST
SYNC
REFRESH
PWM
CONTROL
LOGIC
OCP
V _LC
LC
20μA
V_(SRP-SRN)
CHARGE
REGN
V_(SRP-SRN)
V_OC
/STAT
IC T_J
T_SHUT
CMOD
LTF
TSHUT
STATE
MACHINE
LOGIC _SUSPEND
HTF
ACOV
UVLO
SLEEP
TCO
REGN
BTST
PVCC
PVCC
SW
SW
PGND
PGND
STAT
VREF
TS
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