4/3/2/1 多相降压控制器,带有 PWM_VID 和 I2C 接口

Favorite

概览

NCP81611 是针对新一代计算和图形处理器优化的多相同步控制器。该器件能够驱动多达 4 个相位,并集成了差分电压和相电流感应、自适应电压定位和 PWM_VID 接口,可为计算机或图形控制器提供准确调节的电源。集成的省电接口 (PSI) 允许处理器将控制器设置为以下三种模式之一:即,所有相位开启、动态相位脱落或固定低相位计数模式,以在轻型负载条件下获得高效能。双沿 PWM 多相架构可确保快速的瞬变响应和良好的动态电流平衡

  • GPU and CPU Power
  • Graphic Cards
  • Desktop, Notebook, Sever systems
  • Graphic Cards
  • Desktop, Notebook, Sever systems
  • Compliant with NVIDIA OVR4i+ Specifications
  • Supports up to 4 Phases
  • 2.8 V to 20 V Supply Voltage Range
  • 250 kHz to 1.2 MHz Switching Frequency (4 Phase)
  • Per Phase Over Current Limiting (OCL)
  • System Over Current Protection (OCP)
  • Over Voltage Protection (OVP)
  • Under Voltage Protection (UVP)
  • Phase−to−Phase Dynamic Current Balancing
  • Current Mode Dual Edge Modulation for Fast Initial Response toTransient Loading
  • Power Saving Interface (PSI)
  • Automatic Phase Shedding with User Settable Thresholds
  • PWM_VID and I2C Control Interface
  • 40 Pin QFN Package (5 x 5 mm Body, 0.4 mm Pitch)
  • Pb−Free and are RoHS Compliant

Product List

If you wish to buy products or product samples, please log in to your onsemi account.

搜寻

Close Search

产品:

0

分享

Product Groups:

Orderable Parts:

0

产品

状况

CAD Models

Hmmm...
We're sorry, we couldn't find any matches for that search term.
Double check your search for any typos or spelling errors or try a different search term.

Show More

1-25 of 25

Products per page

Jump to :