Controllers | CS5307

四相 VRM 9.0 降压控制器

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多相位控制器提供了快速准确的调节，以及为工作站和服务器应用中的下一代处理器供电所需的控制特性。此类控制器结合外部门极驱动器和电源组件，实施了一个紧凑、高度集成的降压转换器。增强型 V2™ 控制会针对线路和负载中的变化进行固有补偿。相位之间的均流通过峰值均流实现。CS5307 使用可编程的更低阈值包括了电源正常功能。应用包括嵌入式处理器电源以及低电压/高电流电源。

  • Switching Regulator Controller
    - LossLess Current Sensing
    - Enhanced V2 Control Method Provides Excellent Regulation and Fast Transient Response
    - Programmable 200 to 800 kHz switching Frequency (Per Phase)
    - Duty Cycle - 0% to 100%
    - Programmable Adaptive Voltage Positioning Reduces Output Capacitor Requirements
    - Programmable Soft Start
  • Accurate Current Sharing
  • Protection Features
    - Pulse-by-Pulse Current Limit for Each Phase
    - Programmable Hiccup Overcurrent Protection
    - All "1 DAC Code Fault
    - Processor Overvoltage Protection through Bottom MOSFETs
    - Undervoltage Lockout
  • System Power Management
    - 5-Bit DAC With 1.0% Tolerance Compatible with VRM 9.0
    - Power Good Output
    - Programmable Power Good Lower Threshold

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