V2EX output current

Output Current

定义 Definition

output current:输出电流;指电路、设备或电源从“输出端”提供给负载的电流大小(常用于电源、放大器、运算放大器、稳压器、传感器等语境)。在不同领域也可指“某个器件输出端口的电流能力/限制”。

发音 Pronunciation (IPA)

/atpt krnt/

例句 Examples

The output current is limited to 2 amps.
输出电流被限制在2安培。

To drive the motor safely, the controller must supply enough output current while keeping the voltage stable under load.
为了安全驱动电机,控制器必须在负载下保持电压稳定的同时,提供足够的输出电流。

词源 Etymology

output 来自 “out(向外)+ put(放置)”,本义是“放出去的东西”,在工程语境中引申为“输出端/输出量”。current 源自拉丁语 currere(奔跑、流动),在物理学中用来表示电荷的“流动”,即“电流”。合在一起 output current 就是“从输出端流出的电流”。

相关词 Related Words

文学与著作 Literary Works

  • The Art of Electronics(Horowitz & Hill)
  • Microelectronic Circuits(Sedra/Smith)
  • The C Programming Language(Kernighan & Ritchie;在I/O与“output”语境中常见,但不专指电流)
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