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參數資料
| 型號： | TPS54332DDAR |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩壓器 |
| 英文描述： | SWITCHING REGULATOR, 1200 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封裝： | PLASTIC, SOIC-8 |
| 文件頁數： | 1/26頁 |
| 文件大小： | 986K |
| 代理商： | TPS54332DDAR |
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www.ti.com
SLVS875A – JANUARY 2009 – REVISED MARCH 2010
3.5A, 28V, 1MHz, STEP DOWN SWIFT DC/DC CONVERTER WITH Eco-mode
Check for Samples: TPS54332
1
FEATURES
APPLICATIONS
Consumer Applications such as Set-Top
2
3.5V to 28V Input Voltage Range
Boxes, CPE Equipment, LCD Displays,
Adjustable Output Voltage Down to 0.8V
Peripherals, and Battery Chargers
Integrated 80 m
High Side MOSFET Supports
Industrial and Car Audio Power Supplies
up to 3.5A Continuous Output Current
5V, 12V and 24V Distributed Power Systems
High Efficiency at Light Loads with a Pulse
Skipping Eco-mode
DESCRIPTION
Fixed 1MHz Switching Frequency
The TPS54332 is a 28 V, 3.5 A non-synchronous
Typical 1mA Shutdown Quiescent Current
buck converter that integrates a low RDS(on) high side
Adjustable Slow Start Limits Inrush Currents
MOSFET. To increase efficiency at light loads, a
pulse skipping Eco-mode feature is automatically
Programmable UVLO Threshold
activated. Furthermore, the 1 mA shutdown supply
Overvoltage Transient Protection
current allows the device to be used in battery
Cycle by Cycle Current Limit, Frequency Fold
powered applications. Current mode control with
Back and Thermal Shutdown Protection
internal slope compensation simplifies the external
compensation calculations and reduces component
Available in Thermally Enhanced 8-Pin SOIC
count while allowing the use of ceramic output
PowerPAD Package
capacitors. A resistor divider programs the hysteresis
Supported by SwitcherPro Software Tool
of the input under-voltage lockout. An overvoltage
transient protection circuit limits voltage overshoots
during startup and transient conditions. A cycle by
cycle current limit scheme, frequency fold back and
For SWIFT Documentation, See the TI
thermal shutdown protect the device and the load in
Website at www.ti.com/swift
the event of an overload condition. The TPS54332 is
available in an 8-pin SOIC PowerPAD package.
SIMPLIFIED SCHEMATIC
EFFICIENCY
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
SWIFT, Eco-mode, PowerPAD, SwitcherPro are trademarks of Texas Instruments.
PRODUCTION DATA information is current as of publication date.
Copyright 2009–2010, 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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| TPS54332EVM-416 | 功能描述:電源管理IC開發工具 5-15V,3A,SWIFT Buck Converter Eval Mod RoHS:否 制造商:Maxim Integrated 產品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V |
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| TPS54334DDAR | 功能描述:IC REG BUCK ADJ 3A SYNC PWR8SO 制造商:texas instruments 系列:* 零件狀態:在售 標準包裝:1 |
| TPS54334DRCT | 功能描述:Buck Switching Regulator IC Positive Adjustable 0.8V 1 Output 3A 10-VFDFN Exposed Pad 制造商:texas instruments 系列:- 包裝:剪切帶（CT） 零件狀態:有效 功能:降壓 輸出配置:正 拓撲:降壓 輸出類型:可調式 輸出數:1 電壓 - 輸入（最小值）:4.2V 電壓 - 輸入（最大值）:28V 電壓 - 輸出（最小值/固定）:0.8V 電壓 - 輸出（最大值）:24V 電流 - 輸出:3A 頻率 - 開關:570kHz 同步整流器:是 工作溫度:-40°C ~ 85°C（TA） 安裝類型:表面貼裝 封裝/外殼:10-VFDFN 裸露焊盤 供應商器件封裝:10-VSON（3x3） 標準包裝:1 |
| TPS54334EVM-722 | 功能描述:TPS54334 SWIFT? DC/DC, Step Down 1, Non-Isolated Outputs Evaluation Board 制造商:texas instruments 系列:SWIFT?? 零件狀態:有效 主要用途:DC/DC，步降 輸出和類型:1，非隔離 功率 - 輸出:- 電壓 - 輸出:3.3V 電流 - 輸出:3A 電壓 - 輸入:4.2 V ~ 28 V 穩壓器拓撲:降壓 頻率 - 開關:570kHz 板類型:完全填充 所含物品:板 使用的 IC/零件:TPS54334 標準包裝:1 |
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