参数资料
型号: TPS65181RGZR
厂商: TEXAS INSTRUMENTS INC
元件分类: 电源管理
英文描述: POWER SUPPLY MANAGEMENT CKT, PQCC48
封装: 7 X 7 MM, 0.90 MM HEIGHT, GREEN, PLASTIC, VQFN-48
文件页数: 12/41页
文件大小: 892K
代理商: TPS65181RGZR
SCL
From uC or DSP
From /to uC or DSP
I2C
SDA
DCDC1
4.7uF
2.2uH
PGND3
VB_SW
10uF
DCDC2
VIN_P
VN
10uF
From system
To system
VIN3P3
V3P3
10nF
4.7uF
1M
47.5k
VDDH_D
VDDH_DRV
VDDH_FB
4.7uF
VDDH_IN
POSITIVE
CHARGE
PUMP
VPOS_IN
VPOS
LDO1
4.7uF
10nF
4.7uF
1M
53.6k
VEE_D
VEE_DRV
VEE_FB
4.7uF
VEE_IN
NEGATIVE
CHARGE
PUMP
VNEG_IN
VNEG
LDO2
4.7uF
DAC
VCOM
MUX
GATE DRIVER
VCOM_PANEL
4.7uF
INT_LDO1
4.7uF
INT_LDO2
VIN
10uF
VCOM_PWR
PWR_GOOD
nINT
VCOM_XADJ
GATE DRIVER
PGND2
VB
4.7uH
10k VIO
VN_SW
4.7uF
From Input Supply
(3.0V-6.0V)
Gate driver Supply
(-20V, 12mA)
Source Driver Supply
(-15V, 120mA)
From Input Supply
(3.0V-6.0V)
Gate driver Supply
(22V, 10mA)
Source Driver Supply
(15V, 120mA)
To panel back -plane
(-0.3 to -2.5V, 15mA)
From Input Supply
(3.0V-6.0V)
4.7uF
VREF
4.7uF
VREF
INT_LDO1
INT_LDO2
AGND2
AGND1
DGND
10k VIO
To uC or DSP
TEMP
SENSOR
ADC
43k
10k NTC
TS
PBKG
VNEG
VCOM_CTRL
From uC or DSP
DIGITAL
CORE
PWR[3]
PWR[2]
PWR[1]
PWR[0]
WAKEUP
From uC or DSP
SLVSA76F
– MARCH 2010 – REVISED FEBRUARY 2011
The TPS65180/TPS65181 and TPS65180B/TPS65181B devices provide precise temperature measurement
function to monitor the panel temperature during operation. The TPS65180/TPS65180B requires the host
processor to trigger the temperature acquisition through an I2C write whereas the TPS65181/TPS65181B
automatically updates the temperature every 60 s.
This integrated circuit can be damaged by ESD. Texas Instruments recommends that all integrated circuits be handled with
appropriate precautions. Failure to observe proper handling and installation procedures can cause damage.
ESD damage can range from subtle performance degradation to complete device failure. Precision integrated circuits may be more
susceptible to damage because very small parametric changes could cause the device not to meet its published specifications.
FUNCTIONAL BLOCK DIAGRAM
2
2010–2011, Texas Instruments Incorporated
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