V2EX led driver

LED Driver

释义 Definition

LED driver:LED(发光二极管)的驱动电源/驱动器,用于为LED提供合适且稳定的电流(常见为恒流),并可能具备调光、隔离、效率优化与保护(过压/过流/过温)等功能。日常也可指驱动LED灯具的电源模块。

发音 Pronunciation (IPA)

/l i di dravr/

例句 Examples

The LED driver is too hot to touch.
这个LED驱动器烫得摸不了。

To improve efficiency and reduce flicker, the designer chose a constant-current LED driver with PWM dimming and thermal protection.
为了提高效率并减少频闪,设计者选用了带PWM调光和热保护的恒流LED驱动器。

词源 Etymology

LEDlight-emitting diode(发光二极管)的首字母缩写;driver 原意为“驱动者/驱动装置”。在电子工程语境里,driver 常指“为某器件提供所需电流/电压并进行控制的电路或模块”,因此 LED driver 就是“用于驱动LED工作的电源/控制电路”。

相关词 Related Words

文学与作品 Literary Works

  • The Art of Electronics(Horowitz & Hill):在照明与器件驱动相关章节/实例中常讨论LED驱动与限流思路。
  • Practical Electronics for Inventors:在LED应用与电源/驱动电路的教学内容中会出现“LED driver”及相关概念。
  • Power Electronics(Mohan 等):涉及开关电源与恒流控制等内容时,常以LED驱动作为典型应用场景之一。
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