V2EX npn

NPN

Definition / 释义

  1. (电子学)NPN 型晶体管:一种双极型晶体管(BJT),由 N 型P 型N 型半导体材料构成,常用于放大与开关电路。
  2. (网络聊天)“no problem”的缩写:表示“没问题/不客气/小事一桩”(多见于短信、聊天)。

Pronunciation / 发音

/n.pin/

Examples / 例句

Can you send the file today? NPN.
你今天能把文件发来吗?没问题。

In this circuit, the NPN transistor works as a switch to control the LED when the sensor output goes high.
在这个电路里,NPN 晶体管充当开关:当传感器输出变高时,用来控制 LED 亮起。

Etymology / 词源

NPN 来自电子学对半导体掺杂类型的标记:N 代表 n-type(电子为主要载流子),P 代表 p-type(空穴为主要载流子),按材料层次排列形成 NPN。在聊天语境中,npn 则是短语 no problem 的非正式缩写(属于网络速记)。

Related Words / 相关词

Literary Works / 文学作品

  • The Art of Electronics(Horowitz & Hill):大量使用并讲解 NPN 晶体管的电路与应用。
  • Practical Electronics for Inventors(Paul Scherz & Simon Monk):在入门章节中频繁出现 NPN 的基础概念与实例电路。
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