V2EX constant-current

Constant-Current

释义 Definition

constant-current(恒流的/恒定电流的):指电路或电源在一定工作范围内保持电流基本不变的特性或工作方式;常用于恒流源、恒流驱动器、LED 驱动、充电电路等。(也可作名词短语,指“恒流模式/恒流输出”。)

发音 Pronunciation (IPA)

/knstnt krnt/(亦常见英式:/knstnt krnt/)

例句 Examples

The LED needs a constant-current driver to avoid damage.
LED 需要恒流驱动器来避免损坏。

In battery charging, a constant-current phase is often followed by a constant-voltage phase to improve safety and battery life.
在电池充电中,恒流阶段之后通常会接恒压阶段,以提高安全性并延长电池寿命。

词源 Etymology

constant(恒定的) + current(电流) 组成的复合词,常用连字符构成形容词,表示“电流保持恒定”的特性;在电子工程语境中与“恒流源/恒流驱动”密切相关。

相关词 Related Words

文学与著作 Notable Works

  • The Art of Electronics(Horowitz & Hill)讨论恒流源、偏置与驱动电路中常见的恒流设计思想
  • Practical Electronics for Inventors(Paul Scherz, Simon Monk)在 LED 驱动与电源章节常出现“constant-current”概念
  • Electronic Devices and Circuit Theory(Boylestad & Nashelsky)涉及电流源/电流镜等恒流电路分析
  • Handbook of Batteries(Linden & Reddy)电池充电策略中常提到恒流(CC)阶段(如 CC-CV)
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