Controllers | NCP5331

两相 CPU 控制器，带用于 AMD 的 Athlon 处理器的集成式门极驱动器

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NCP5331 是第二代两相降压控制器，结合了先进的控制功能，可为 64 位 AMD Athlon 处理器和低电压、高电流电源供电。 专属多相结构可保证平衡的负载均流，降低输出电压和输入电流波纹，降低滤波器要求和电感器值，还能提高输出电流摆率。 结合了传统的增强型 V2，内部 PWM 斜坡和电压直接从 Vcore 反馈到内部 PWM 比较器。 这些特性和增强提供了最快速的瞬变响应，减少了输出电压抖动，提供了更大的设计灵活性和移动性，最大程度降低了总体方案成本。

  • Reduced SMT Package Size (7mm x 7mm)
  • Enhanced V2 Control Method
  • Four On-Board Gate Drivers
  • Internal PWM Ramps
  • Differential Remote Voltage Sense
  • Fast Feedback Pin (VFFB)
  • 5-Bit DAC with 0.8% System Tolerance
  • Timed Hiccup Mode Current Limit
  • Power Good Output with Programmable Delay
  • Advanced Overvoltage Protection (OVP)
  • Adjustable Output Voltage Positioning
  • 150 kHz to 600 kHz Operation Set by Resistor
  • Lossless Current Sensing through Output Inductors
  • Independent Current Sense Amplifiers
  • 5.0V, 2mA Reference Output
  • Pb-Free Package is Available*

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Reference Price

NCP5331FTR2

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Obsolete

CAD Model

Pb

A

H

P

LQFP-32

1

235

REEL

2000

N

-

2

V2

9

14

600

Price N/A

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NCP5331FTR2G

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Obsolete

CAD Model

Pb

A

H

P

LQFP-32

2

260

REEL

2000

N

-

2

V2

9

14

600

Price N/A

More Details

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