DC-DC LED Drivers | NCP5623B

LED 驱动器，三输出，RGB，I2C 控制

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概览

NCP5623B 混合模拟电路是一款三输出 LED 驱动器，专用于背光 LCD 显示屏的 RGB 照明。内置的 DC-DC 转换器基于运行模式为 1x 和 2x 的高能效电荷泵结构。它提供 94% 的峰值能效。微型封装使得该器件适用于空间有限的便携式应用。

  • Multicolor Illuminations
  • Portable Back Light
  • Digital Cellular Phone Camera Photo Flash
  • LCD and Key Board simultaneously drive
  • Cellular phone
  • Car radio
  • Mobile MP3 player
  • 2.7 to 5.5 V Input voltage range
  • RGB function fully supported
  • Programmable Integrated Gradual Dimming
  • 90 mA Output Current Capability
  • 94% Peak efficiency
  • Built-in Short Circuit Protection
  • Provides three independent LED drives
  • Support full I2C protocol
  • Embedded OVP / Open Load protection

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