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显示器调光系统

概览

描述

显示器对色域、亮度和色彩切换的要求越来越苛刻,尤其是对于竞技游戏显示器来说。 瑞萨电子的调光系统满足了这些需求,包括准谐振(QR)反激式控制器、DC/DC 降压转换器、LDO、MCU 和背光控制。

系统优势:

  • 高性能 AC/DC、DC/DC 降压和低压差稳压器(LDO)器件可确保高效的电源管理。
  • 32 通道高精度 LED 驱动器,具备内部电流下沉、故障中断输出和高动态范围,采用 BoardLED™ 数字自适应开关模式技术,优化系统效率和热性能。
  • 入门级 48MHz Arm® Cortex®-M23 MCU 具有低功耗和高性能,非常适合显示控制应用。

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Exiting Interactive Block Diagram

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