V2EX compliance-voltage

Compliance Voltage

释义 Definition

Compliance voltage(顺从电压/合规电压):指电流源、恒流驱动器或测量仪器在维持设定电流(或规定工作状态)时,其输出端所能提供(或允许)的最大电压范围。当负载需要的电压超过该范围时,设备将无法继续保持恒流,输出会进入限制/饱和,电流偏离设定值。(在不同仪器手册中也常写作“最大输出电压”或“电压顺从范围”。)

发音 Pronunciation

/kmplins voltd/

例句 Examples

The current source has a compliance voltage of 10 V.
这个恒流源的合规电压是 10 伏。

If the LED string requires more voltage than the driver’s compliance voltage, the current will drop and the brightness may become unstable.
如果一串 LED 所需电压超过驱动器的合规电压,电流会下降,亮度可能变得不稳定。

词源 Etymology

Compliance 原意是“遵从、符合(要求)”,在工程语境中引申为“设备能否在某个限制条件下仍然遵守设定值”。Compliance voltage 因而表示:为了“遵从”设定电流(或规定性能),输出端允许变化、可用来“顶住负载需求”的那段电压余量/上限范围。Voltage 来自以伏特(Volta)命名的电压单位。

相关词 Related Word

文献与作品 Literary Works

  • The Art of Electronics(Horowitz & Hill)在恒流源/有源器件工作范围的讨论中常涉及“compliance”概念。
  • Microelectronic Circuits(Sedra/Smith)在电流镜、输出摆幅与饱和限制等章节与“顺从/合规范围”密切相关。
  • Low Level Measurements Handbook(Keithley)在源表(SMU)与恒流测量部分常直接使用“compliance voltage/current”术语。
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