• Part: NCP5381
  • Description: 2/3/4 Phase Buck Controller
  • Manufacturer: onsemi
  • Size: 412.70 KB
Download NCP5381 Datasheet PDF
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NCP5381
NCP5381 is 2/3/4 Phase Buck Controller manufactured by onsemi.
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 - 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, or 4- 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 m V - Frequency Range: 100 k Hz- 1.0 MHz - Latched Overvoltage Protection (OVP) - 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. MARKING DIAGRAM 1 40 40 PIN QFN, 7x7 MN SUFFIX CASE 488AG NCP5381 AWLYYWWG NCP5381 = Specific Device Code A = Assembly Location WL = Wafer Lot YY = Year WW = Work Week G = Pb--Free Package - Pin 41 is the thermal pad on the bottom of the device. ORDERING INFORMATION Device Package...