参数资料
型号: NCP5395TMNR2G
厂商: ON Semiconductor
文件页数: 1/25页
文件大小: 0K
描述: IC PHASE CONTROLLER 2/3/4 48-QFN
标准包装: 1
应用: 控制器,Intel VR11.1
输入电压: 4.75 V ~ 5.25 V
输出数: 4
输出电压: 0.5 V ~ 1.6 V
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: 标准包装
其它名称: NCP5395TMNR2GOSDKR
NCP5395T
2/3/4-Phase Controller with
On Board Gate Drivers for
CPU Applications
The NCP5395T provides up to a four ? phase buck solution which
combines differential voltage sensing, differential phase current
sensing, and adaptive voltage positioning to provide accurately
regulated power for both Intel and AMD processors. It also receives
power saving command (PSI) from CPU, and operates in a single
phase emulation diode mode to obtain a high efficiency at light load.
Dual ? edge pulse ? width modulation (PWM) combined with precise
inductor current sensing provides the fastest initial response to
dynamic load events both in power saving and normal modes.
Dual ? edge multiphase modulation reduces the total bulk and ceramic
output capacitance required therefore reducing the system cost to meet
transient regulation specifications.
The on board gate drivers includes adaptive non overlap and power
saving operation. A high performance operational error amplifier is
http://onsemi.com
QFN48, 7x7
CASE 485AJ
1 48
MARKING DIAGRAM
48
1
NCP5395T
AWLYYWWG
provided to simplify compensation of the system. Patented Dynamic
Reference Injection further simplifies loop compensation by
eliminating the need to compromise between closed ? loop transient
response and Dynamic V ID performance.
A
WL
YY
WW
G
= Assembly Location
= Wafer Lot
= Year
= Work Week
= Pb ? Free Package
?
Internal Soft Start
?
Dual ? edge PWM for Fastest Initial Response to Transient Loading
?
High Performance Operational Error Amplifier
?
Dynamic Reference Injection (Patent #US07057381)
Down ? bonded to
?
DAC Range from 0.5 V to 1.6 V
?
DAC Feed Forward Function (Patient Pending)
?
± 0.5% DAC Voltage Accuracy from 1.0 V to 1.6 V
?
Accurate Current Monitoring (IMON)
? Oscillator Frequency Range of 125 kHz ? 1 MHz
?
Guaranteed Startup into Pre ? Charged Loads
?
?
Thermally Compensated Current Monitoring
?
? Desktop Processors
Features
? Meets Intel’s VR11.1 and AMD’s 6 Bit Code Specifications
? Enhanced Power Saving Function 48
1
BG3 BG1
PSI G4
VID0 VRRDY
VID1 EN
VID2 AGND CS1N
VID3 CS1P
VID4 CS2N
VID5 Exposed Flag CS2P
VID6 CS3N
VID7/AMD CS3P
ROSC CS4N
ILIM CS4P
? True Differential Remote Voltage Sensing Amplifier
? Phase ? to ? Phase Current Balancing
? “Lossless” Differential Inductor Current Sensing
ORDERING INFORMATION
? Differential Current Sense Amplifiers for Each Phase Device Package Shipping ?
? Adaptive Voltage Positioning (AVP) NCP5395TMNR2G QFN48 2500/Tape & Reel
(Pb ? Free)
? Latched Over Voltage Protection (OVP) ?For information on tape and reel specifications,
including part orientation and tape sizes, please
refer to our Tape and Reel Packaging Specifications
Threshold Sensitive Enable Pin for VTT Sensing Brochure, BRD8011/D.
? Power Good Output with Internal Delays ? Thermal Shutdown Protection
? Output Disable Control Turn Off of Both Phase Pair ? This is a Pb ? Free Device
MOSFETs
Applications
Adaptive ? Non ? Overlap Gate Drive Circuit
? Semiconductor Components Industries, LLC, 2013
July, 2013 ? Rev. 1
1
Publication Order Number:
NCP5395T/D
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