参数资料
型号: TPS65072TRSLRQ1
厂商: TEXAS INSTRUMENTS INC
元件分类: 电源管理
英文描述: POWER SUPPLY SUPPORT CKT, PQCC48
封装: 6 X 6 MM, 0.4 MM PITCH, PLASTIC, QFN-48
文件页数: 8/90页
文件大小: 1375K
代理商: TPS65072TRSLRQ1
AGND
EN_LDO1(I2C)
THRESHOLD
Reset
10 F
m
VI/O
LDO2
200mA LDO
VLDO2
2.2 F
m
VLDO2
Vcore
LDO1
200mA LDO
VLDO1
2.2 F
m
VLDO1
EN_DCDC3
DEFDCDC3
DCDC1
STEP-DOWNCONVERTER
600mA
VDCDC1
PGND1
2.2 H
m
EN_DCDC1
L1
L4
Batt
TS
AC
Iset
SYS
10 F
m
DCDC2
STEP-DOWNCONVERTER
600mA /1500mA
VDCDC2
PGND2/PAD
DEFDCDC2
EN_DCDC2
L2
Vmem
2.2 H
m
10 F
m
DCDC3
STEP-DOWNCONVERTER
600mA /1500mA
VDCDC3
L3
2.2 H
m
22 F
m
PB_IN
Vref=1V
+
-
delay
PB_OUT
SYS
1 F
m
Isink1
PGND4/PAD
PGOOD
Isink2
VINLDO1/2
VIN_DCDC1/2
Power_ON
USB
FB_wLED
iset2
Charger/powerpathmgmt
Batt
AVDD6
INT_LDO
INTERNAL BIASING
BYPASS
TSX1 TSX2
TSY1 TSY2
Touch
screen
biasing
ANALOGMUX
Thermistor
biasing
AD_IN1
AD_IN2
AD_IN3
AD_IN4
I_Ch
V_TS
V_AC
V_USB
10BIT SAR
ADC
V_SYS
V_BAT_SNS
AD_IN5
State
machine
SCLK
SDAT
IC
ON/OFFcircuitry/powergoodlogic
undervoltagelockout
VIN_DCDC3
PGND3/PAD
EN_LDO2(I2C)
INT
iset1
AD_IN1
AD_IN2
AD_IN3
AD_IN4
wLEDboost
I2Ccontrolled
upto25mA perstring
Sequencing
AC
switch
USB
switch
BAT
switch
PGND(PAD)
SYS
4.7 F
m
(EN_wLED)
(EN_EXTLDO)
SLVSAP7 – JANUARY 2011
www.ti.com
Functional Block Diagram
16
Copyright 2011, Texas Instruments Incorporated
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