TPS65023_12 Datasheet, PDF (13/55 Pages) Texas Instruments – POWER MANAGEMENT IC FOR LI-ION POWERED SYSTEMS

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TPS65023, TPS65023B
SLVS670J – JUNE 2006 – REVISED SEPTEMBER 2011
FUNCTIONAL BLOCK DIAGRAM FOR TPS65023 AND TPS65023B
VCC
VSYSIN
VBACKUP
VRTC
SCLK
SDAT
DCDC1_EN
DCDC2_EN
DCDC3_EN
LDO_EN
HOT_RESET
RESPWRON
INT
LOWBAT_SNS
PWRFAIL_SNS
LOW_BATT
PWRFAIL
TRESPWRON
DEFLDO1
DEFLDO2
BBAT
SWITCH
Serial Interface
CONTROL
UVLO
VREF
OSC
TPS65023, TPS65023B
Thermal
Shutdown
DCDC1
Buck Converter
1700 mA
Dynamic
Voltage
Management
DCDC2
Buck Converter
1200 mA
DCDC3
Buck Converter
1000 mA
LDO1
200 mA
LDO2
200 mA
VINDCDC1
L1
VDCDC1
DEFDCDC1
PGND1
VINDCDC2
L2
VDCDC2
DEFDCDC2
PGND2
VINDCDC3
L3
VDCDC3
DEFDCDC3
PGND3
VLDO1
VINLDO
VLDO2
AGND1
AGND2
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