參數(shù)資料
型號(hào)： TPS65166RHAR
廠商： TEXAS INSTRUMENTS INC
元件分類(lèi)： 模擬信號(hào)調(diào)理
英文描述： SPECIALTY ANALOG CIRCUIT, PQCC40
封裝： 6 X 6 MM, GREEN, PLASTIC, M0-220VJJD-2, QFN-40
文件頁(yè)數(shù)： 1/45頁(yè)
文件大小： 3690K
代理商： TPS65166RHAR
1
FEATURES
APPLICATIONS
DESCRIPTION
TYPICAL APPLICATION
Boost
Converter
WithHVS
Buck
Converter
NegativeShunt
Regulator
InvertingBuckBoost
With
Temperature
Compensation
Sequencing
AndLogic
Positive
Charge
Pump
PowerGood
Vs
15V/2.9A
Vlogic
3.3V/2.4A
VONE
28V/150mA
VOFFE
-22to-11V/200mA
Vss
-7.5V/100mA
Vin
12 V
www.ti.com.......................................................................................................................................................................................... SLVS976 – SEPTEMBER 2009
Compact LCD Bias Supply for TFT-LCD TV Panels
LCD TV Panel with ASG Technology
2
8.5V to 14.7V Input Voltage Range
V
S Output Voltage Range up to 19V
Boost Converter with 4.2A Switch Current
The TPS65166 offers a compact power supply
Step Down Converter with 2.6A Switch Current
solution to provide all voltages required by a LCD
and Adjustable Output 2.5V to 3.3V
panel for large TV panel applications running from a
750kHz Fixed Switching Frequency
12V supply rail. The device is optimized to support
Temperature Compensated Negative Supply
LCD technology using ASG gate drive circuits.
High Voltage Stress Test (HVS)
The device generates all voltage rails for the TFT
LCD bias (VS, VONE, VOFFE, VSS). In addition to that it
Adjustable Sequencing
includes a step-down converter (Vlogic) to provide the
Gate Drive Signal for Isolation Switch
logic voltage. By pulling the HVS pin high an
Short Circuit Protection
implemented
high
voltage
stress
test
feature
Internal Soft-Start
programs the boost converter output voltage Vs to
higher values. The boost converter operates at a
180° Phase Shift Between Buck and Boost
fixed switching frequency of 750kHz. The positive
P2P Short/Open Certified
charge pump is running from the boost converter and
Optimized Dual Layer PCB Layout
is regulated by an external transistor. A buck-boost
converter
provides
an
adjustable
temperature
Low EMI
dependent
negative
output
voltage
VOFFE. The
Undervoltage Lockout
negative output voltage VSS is regulated by a shunt
Thermal Shutdown
regulator.
Available in 6×6mm 40 Pin QFN Package
Safety features like overvoltage protection of the
buck-boost input voltage, the boost and buck output
voltage, undervoltage lockout, short circuit protection
of VONE, VOFFE, and Vlogic are included as well as
thermal shutdown.
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
2
PowerPAD is a trademark of Texas Instruments.
PRODUCTION DATA information is current as of publication date.
Copyright 2009, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPS65167ARHAR 功能描述:其他電源管理 Compact LCD Bias Sply RoHS:否 制造商:Texas Instruments 輸出電壓范圍: 輸出電流:4 mA 輸入電壓范圍:3 V to 3.6 V 輸入電流: 功率耗散: 工作溫度范圍:- 40 C to + 110 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-48 封裝:Reel
TPS65167ARHARG4 功能描述:其他電源管理 Compact LCD Bias Sply RoHS:否 制造商:Texas Instruments 輸出電壓范圍: 輸出電流:4 mA 輸入電壓范圍:3 V to 3.6 V 輸入電流: 功率耗散: 工作溫度范圍:- 40 C to + 110 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-48 封裝:Reel
TPS65167EVM-277 功能描述:電源管理IC開(kāi)發(fā)工具 TPS65167 Eval Mod RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類(lèi)型:Battery Management 工具用于評(píng)估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V
TPS65167RHAR 功能描述:其他電源管理 Compact LCD Bias Supply RoHS:否 制造商:Texas Instruments 輸出電壓范圍: 輸出電流:4 mA 輸入電壓范圍:3 V to 3.6 V 輸入電流: 功率耗散: 工作溫度范圍:- 40 C to + 110 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-48 封裝:Reel
TPS65167RHARG4 功能描述:LCD 驅(qū)動(dòng)器 12V/3.5A(I/O) 4-CH Multi-Converter RoHS:否 制造商:Maxim Integrated 數(shù)位數(shù)量:4.5 片段數(shù)量:30 最大時(shí)鐘頻率:19 KHz 工作電源電壓:3 V to 3.6 V 最大工作溫度:+ 85 C 最小工作溫度:- 20 C 封裝 / 箱體:PDIP-40 封裝:Tube
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