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參數(shù)資料
| 型號： | IR3811MPBF |
| 廠商： | International Rectifier |
| 英文描述： | HIGHLY INTEGRATED 7A WIDE-INPUT VOLTAGE, SYNCHRONOUS BUCK REGULATOR |
| 中文描述： | 高度集成7A條寬輸入電壓同步降壓型穩(wěn)壓 |
| 文件頁數(shù)： | 1/1頁 |
| 文件大?。?/td> | 42K |
| 代理商： | IR3811MPBF |
11/28/07
1
PD-xxxxx
IR3811MPbF
HIGHLY INTEGRATED 7A
WIDE-INPUT VOLTAGE, SYNCHRONOUS BUCK REGULATOR
Features
Wide Input Voltage Range 2.5V to 21V
Wide Output Voltage Range 0.6V to 12V
Continuous 7A Load Capability
600kHz High Frequency Operation
Programmable Over-Current-Protection
Hiccup Current Limit
Tracking capability for Memory Application
Precision Reference Voltage (0.6V)
Programmable Soft-Start
Pre-Bias Start-up
Thermal Protection
Thermally Enhanced Package
Small Size 5mmx6mm QFN
Pb-Free (RoHS Compliant)
Fig. 1. Typical application diagram
Description
The IR3811
Sup
IR
Buck
TM
is an easy-to-use, fully
integrated and highly efficient DC/DC regulator.
The onboard switching controller and MOSFETs
make the IR3811 a space-efficient solution,
providing accurate power delivery for low output
voltage applications.
The IR3811 operates from a 4.5V to 14V input
supply
and
generates
adjustable from 0.6V to 0.80*Vin at loads up to 7A.
an
output
voltage
IR3811
applications to generate termination voltage (VTT)
for memory applications.
can
be
configured
for
tracking
A versatile regulator offering programmability of
start up time and current limit, the IR3811’s fixed
600kHz switching frequency allows the use of
small external components.
IR3811
functions, such as Pre-Bias startup, hiccup
current limit and thermal shutdown to provide the
required system level security in the event of fault
conditions.
also
features
important
protection
Applications
Distributed Point-of-Loads
Server and Workstations
Embedded Systems
Storage Systems
DDR Applications
Graphics Cards
Game Consoles
Computing Peripheral Voltage Regulators
Sup
IR
Buck
TM
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| IR3820AMPBF | HIGHLY INTEGRATED 14A WIDE-INPUT VOLTAGE, SYNCHRONOUS BUCK REGULATOR |
| IR3820MPBF | HIGHLY INTEGRATED 12A WIDE-INPUT VOLTAGE, SYNCHRONOUS BUCK REGULATOR |
| IR3821AMPBF | HIGHLY INTEGRATED 9A WIDE-INPUT VOLTAGE, SYNCHRONOUS BUCK REGULATOR |
| IR3821MPBF | HIGHLY INTEGRATED 7A WIDE-INPUT VOLTAGE, SYNCHRONOUS BUCK REGULATOR |
| IR3822AMPBF | HIGHLY INTEGRATED 6A WIDE-INPUT VOLTAGE, SYNCHRONOUS BUCK REGULATOR |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| IR3811MPBF_08 | 制造商:IRF 制造商全稱:International Rectifier 功能描述:HIGHLY INTEGRATED 7A WIDE-INPUT VOLTAGE, SYNCHRONOUS BUCK REGULATOR |
| IR3811MTR1PBF | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 7A SupIRBuck Reg 600kHz, 2.5-21V in RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)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(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| IR3811MTRPBF | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 7A SupIRBuck Reg 600kHz, 2.5-21V in RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)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(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| IR3812MPBF | 制造商:International Rectifier 功能描述: |
| IR3812MPBF_08 | 制造商:IRF 制造商全稱:International Rectifier 功能描述:HIGHLY INTEGRATED 4A WIDE-INPUT VOLTAGE, SYNCHRONOUS BUCK REGULATOR |
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