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參數資料
| 型號： | TPS53353DQPT |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩壓器 |
| 英文描述： | SWITCHING REGULATOR, PDSO22 |
| 封裝： | 5 X 6 MM, ROHS COMPLIANT, PLASTIC, SON-22 |
| 文件頁數： | 1/25頁 |
| 文件大小： | 556K |
| 代理商： | TPS53353DQPT |
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SLUSAK2
– AUGUST 2011
High-Efficiency 20-A Synchronous Buck Converter with Eco-mode
Check for Samples: TPS53353
1
FEATURES
Open-Drain Power Good Indication
Incorporates NexFET
Power Block
2
Conversion Input Voltage Range: 3 V to 15 V
Technology
VDD Input Voltage Range: 4.5 V to 25 V
22-pin QFN Package with PowerPAD
92% efficiency from 12 V to 1.5 V at 20 A
Output Voltage Range: 0.6 V to 5.5 V
APPLICATIONS
5-V LDO Output
Server/Storage
Supports Single Rail Input
Workstations and Desktops
Integrated Power MOSFETs with 20-A of
Telecommunications Infrastructure
Continuous Output Current
Auto-Skip Eco-mode
for Light-Load
DESCRIPTION
Efficiency
TPS53353 is a D-CAP
mode, 20-A synchronous
<10 μA Shut Down Current
switcher with integrated MOSFETs. It is designed for
ease of use, low external component count, and
D-CAP
Mode with Fast Transient Response
space-conscious power systems.
Selectable Switching Frequency from 250 kHz
to 1 MHz with External Resistor
This device features 5.5-m
Ω / 2.2-mΩ integrated
MOSFETs,
accurate
1%,
0.6-V
reference,
and
Selectable Auto-Skip or PWM-Only Operation
integrated boost switch. A sample of competitive
Built-in 1% 0.6-V Reference.
features include: 3-V to 15-V wide conversion input
0.7-ms, 1.4-ms, 2.8-ms and 5.6-ms Selectable
voltage range, very low external component count,
Internal Voltage Servo Soft-Start
D-CAP
mode control for super fast transient,
auto-skip mode operation, internal soft-start control,
Integrated Boost Switch
selectable frequency, and no need for compensation.
Pre-Charged Start-up Capability
The conversion input voltage ranges from 3 V to
Adjustable Overcurrent Limit with Thermal
15 V, the supply voltage range is from 4.5 V to 25 V,
Compensation
and the output voltage range is from 0.6 V to 5.5 V.
Overvoltage, Undervoltage, UVLO and
The device is available in 5 mm x 6 mm, 22-pin QFN
Over-Temperature Protection
package and is specified from
–40°C to 85°C.
Supports All Ceramic Output Capacitors
SIMPLIFIED APPLICATION
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
Eco-mode, NexFET, PowerPAD are trademarks of Texas Instruments.
PRODUCTION DATA information is current as of publication date.
Copyright
2011, 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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相關代理商/技術參數 |
參數描述 |
|---|---|
| TPS53353DQPT | 制造商:Texas Instruments 功能描述:SYNCHRONOUS BUCK CONV 20A QFN22 制造商:Texas Instruments 功能描述:SYNCHRONOUS BUCK CONV, 20A, QFN22, Primary Input Voltage:15V, No. of Outputs:1, 制造商:Texas Instruments 功能描述:SYNCHRONOUS BUCK CONV, 20A, QFN22, Primary Input Voltage:15V, No. of Outputs:1, Output Voltage:5.5V, Output Current:20A, No. of Pins:22, Operating Temperature Min:-40C, Operating Temperature Max:85C, MSL:- , RoHS Compliant: No |
| TPS53353EVM-744 | 功能描述:電源管理IC開發工具 HI-EFF,20A,SYNC BUCK CONVERTER 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 |
| TPS53355 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:High-Efficiency 30-A Synchronous Buck Converter with Eco-modea?￠ |
| TPS53355DQPR | 功能描述:直流/直流開關調節器 HI-EFF,30A,SYNC BUCK CONVERTER RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| TPS53355DQPT | 功能描述:直流/直流開關調節器 HI-EFF,30A,SYNC BUCK CONVERTER RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
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