V2EX surface-mount

Surface-mount

Definition / 释义

surface-mount(表面贴装的;表贴):指电子元器件或器件封装不需要穿过电路板孔,而是直接焊接在PCB(印刷电路板)表面的安装方式与相关技术(常见于SMT:Surface-Mount Technology)。也可指“表面贴装器件”(SMD)。

Pronunciation / 发音(IPA)

/sfs mant/

Examples / 例句

Surface-mount parts are smaller than through-hole parts.
表面贴装元件通常比通孔元件更小。

Because the design uses surface-mount components, the PCB can be more compact, but assembly requires careful soldering and inspection.
由于该设计采用表面贴装元件,电路板可以更紧凑,但装配需要更细致的焊接与检测。

Etymology / 词源

surface(表面)+ mount(安装)组合而成,字面意思是“安装在表面上”。该术语随着电子制造业从传统通孔(through-hole)工艺转向更高密度、更自动化的SMT生产而普及,用来强调元件“贴在板面”而非“插进孔里”。

Related Words / 相关词汇

Literary Works / 文学与典籍中的用例

  • The Art of Electronics(Horowitz & Hill)在讨论现代电路制作与器件封装选择时常提到surface-mount与SMD元件。
  • Practical Electronics for Inventors(Paul Scherz, Simon Monk)在介绍PCB与元器件装配工艺时涉及surface-mount与通孔的对比。
  • The Circuit Designer’s Companion(Peter Wilson)在电路设计与实现章节中讨论surface-mount器件与布局/焊接相关注意事项。
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