Controllers | NCP1587

同步降压控制器，低电压

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概览

NCP1587 和 NCP1587A 是低成本 PWM 控制器，设计在 5V 或 12V 电源下运行。这些器件能够产生低至 0.8V 的输出电压。 这些 8 引脚器件提供了最佳的集成度，以减小电源的尺寸和成本。 NCP1587 和 NCP1587A 提供 1A 门极驱动器设计以及内部设置的 275kHz (NCP1587) 和 200kHz (NCP1587A) 振荡器。 门极驱动器的其他提高能效的功能包括自适应非重叠电路。 NCP1587 和 NCP1587A 还集成了外部补偿误差放大器和电容器可编程软启动功能。 保护功能包括可编程的短路保护和欠压锁定。

  • Graphics Cards
  • Desktop Computers
  • Servers/Networking
  • DSP and FPGA Power Supply
  • DC-DC Regulator Modules
  • DSP and FPGA Power Supply
  • Input voltage range from 4.5 to 13.2V
  • Voltage Mode PWM Control
  • 0.8V +/- 1% Internal Reference Voltage
  • Adjustable Output voltage
  • Capacitor Programmable Soft-Start
  • Internal 1A Gate Driver
  • Programmable Current Limit

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Reference Price

NCP1587DR2G

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Active

CAD Model

Pb

A

H

P

SOIC-8

751-07

1

260

REEL

2500

N

Step-Down

1

Voltage Mode

4.5

13.2

250 - 300

$0.2947

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