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參數(shù)資料
| 型號(hào)： | TPS40054QPWPRQ1 |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO16 |
| 封裝： | PLASTIC, HTSSOP-16 |
| 文件頁(yè)數(shù)： | 1/28頁(yè) |
| 文件大小： | 571K |
| 代理商： | TPS40054QPWPRQ1 |
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www.ti.com
FEATURES
DESCRIPTION
APPLICATIONS
TPS40054-Q1, TPS40055-Q1, TPS40057-Q1
SLAS482A – AUGUST 2005 – REVISED NOVEMBER 2005
WIDE-INPUT SYNCHRONOUS BUCK CONTROLLER
Qualified For Automotive Applications
The TPS4005x is a family of high-voltage, wide input
(8 V to 40 V), synchronous, step-down converters.
Customer-Specific Configuration Control Can
The TPS4005x family offers design flexibility with a
Be Supported Along With Major-Change
variety of user programmable functions, including
Approval
soft-start,
UVLO,
operating
frequency,
voltage
Operating Input Voltage 8 V to 40 V
feed-forward,
high-side
current
limit,
and
loop
Input Voltage Feed-Forward Compensation
compensation.
< 1 % Internal 0.7-V Reference
The TPS4005x are also synchronizable to an external
Programmable Fixed-Frequency Up to 1-MHz
supply. The TPS4005x incorporates MOSFET gate
drivers
for
external
N-channel
high-side
and
Voltage Mode Controller
synchronous rectifier (SR) MOSFETs. Gate drive
Internal Gate Drive Outputs for High-Side and
logic incorporates anti-cross conduction circuitry to
Synchronous N-Channel MOSFETs
prevent simultaneous high-side and synchronous
16-Pin PowerPAD Package (
θ
JC = 25°C/W)
rectifier conduction.
Thermal Shutdown
The TPS4005x uses voltage feed-forward control
Externally Synchronizable
techniques to provide good line regulation over the
wide (4:1) input voltage range and fast response to
Programmable High-Side Sense Short-Circuit
input line transients with near constant gain with input
Protection
variation
which
eases
loop
compensation.
The
Programmable Closed-Loop Soft-Start
externally
programmable
current
limit
provides
TPS40054 Source Only (Product Preview)
pulse-by-pulse current limit, as well as a hiccup mode
operation utilizing an internal fault counter for longer
TPS40055 Source/Sink (Product Preview)
duration overloads.
TPS40057 Source/Sink With VOUT Prebias
Power Modules
Networking/Telecom
Industrial/Servers
Automotive Telematics
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.
PowerPAD is a trademark of Texas Instruments.
PRODUCTION DATA information is current as of publication date.
Copyright 2005, 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) |
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|---|---|
| TPS40055 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:WIDE INPUT SYNCHRONOUS BUCK CONTROLLER |
| TPS40055-EP | 制造商:TI 制造商全稱:Texas Instruments 功能描述:WIDE-INPUT SYNCHRONOUS BUCK CONTROLLER |
| TPS40055EVM-001 | 功能描述:電源管理IC開發(fā)工具 Eval Mod Converter RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評(píng)估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V |
| TPS40055EVM-002 | 功能描述:電源管理IC開發(fā)工具 Wide Input Range Converter RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評(píng)估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V |
| TPS40055MPWPREP | 功能描述:DC/DC 開關(guān)控制器 Mil Enh Wide Input Synch Buck Cntrlr RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK |
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