参数资料
型号: NCP5382MNR2G
厂商: ON Semiconductor
文件页数: 1/33页
文件大小: 0K
描述: IC BUCK CTLR 2-6PHASE 48-QFN
产品变化通告: NCP5371/72/82 Discontinuation 12/Aug/2008
标准包装: 2,500
应用: 控制器,Intel Pentium? IV
输入电压: 10.8 V ~ 13.2 V
输出数: 6
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 48-VFQFN 裸露焊盘
供应商设备封装: 48-QFN(7x7)
包装: 带卷 (TR)
NCP5382
2/3/4/5/6 Phase Buck
Controller for VR10 and
VR11 Pentium IV Processor
Applications
The NCP5382 is a two ? , three ? , four ? , five ? , or six ? phase buck
controller which combines differential voltage and current sensing,
and adaptive voltage positioning to power Intel’s most demanding
Pentium ? IV Processors and low voltage, high current power
supplies. Dual ? edge pulse ? width modulation (PWM) combined with
inductor current sensing reduces system cost by providing the fastest
initial response to transient loads thereby requiring less bulk and
ceramic output capacitors to satisfy transient load ? line requirements.
A high performance operational error amplifier is provided, which
allows easy compensation of the system. The proprietary method of
Dynamic Reference Injection (patented) makes the error amplifier
compensation virtually independent of the system response to VID
changes, eliminating the need for tradeoffs between load transients
and Dynamic VID performance.
Features
? Meets Intel’s VR 10.0, 10.1, 10.2, and 11.0 Specifications
? Dual ? Edge PWM for Fastest Initial Response to Transient Loading
? High Performance Operational Error Amplifier
? Supports both VR11 and Legacy VR10 Soft ? Start Modes
? Dynamic Reference Injection (Patent# 7057381)
? 8 ? Bit DAC per Intel’s VR11 Specifications
? DAC Range from 0.5 V to 1.6 V
? " 0.5% System Voltage Accuracy
? Remote Temperature Sensing per VR11
? 2, 3, 4, 5 or 6 ? Phase Operation
? True Differential Remote Voltage Sensing Amplifier
? Phase ? to ? Phase Current Balancing
? “Lossless” Differential Inductor Current Sensing
? Differential Current Sense Amplifiers for each Phase
? Adaptive Voltage Positioning (AVP)
? Fixed No ? Load Voltage Positioning at –19 mV
? Frequency Range: 100 kHz–1.0 MHz
? Threshold Sensitive Enable Pin for VTT Sensing
? Power Good Output with Internal Delays
? Programmable Soft ? Start Time
? Operates from 12 V
? This is a Pb ? Free Device*
Applications
? Pentium IV Processors
? VRM Modules
? Graphics Cards
? Low Voltage, High Current Power Supplies
http://onsemi.com
MARKING
DIAGRAM
1
1 48
NCP5382
48 PIN QFN, 7x7 AWLYYWW G
MN SUFFIX
CASE 485K
A = Assembly Location
WL = Wafer Lot
YY = Year
WW = Work Week
G = Pb ? Free Package
*Pin 49 is the thermal pad on the bottom of the device.
ORDERING INFORMATION
Device Package Shipping ?
NCP5382MNR2G QFN ? 48 2500 / Tape & Reel
(Pb ? Free)
?For information on tape and reel specifications,
including part orientation and tape sizes, please
refer to our Tape and Reel Packaging Specification
Brochure, BRD8011/D.
*For additional information on our Pb ? Free strategy
and soldering details, please download the
ON Semiconductor Soldering and Mounting
Techniques Reference Manual, SOLDERRM/D.
? Semiconductor Components Industries, LLC, 2008
October, 2008 ? Rev. 1
1
Publication Order Number:
NCP5382/D
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