bipolar transistor

简明释义

双极性晶体管

英英释义

例句

1.Engineers often choose a bipolar transistor for high-speed applications.

工程师们通常选择双极晶体管用于高速应用。

2.In digital circuits, a bipolar transistor can act as a switch.

在数字电路中，双极晶体管可以作为开关使用。

3.A bipolar transistor is commonly used in amplifiers to boost weak signals.

一个双极晶体管常用于放大器中，以增强微弱信号。

4.A common configuration for a bipolar transistor is the common emitter setup.

一种常见的双极晶体管配置是共发射极设置。

5.The bipolar transistor was invented in 1947 and revolutionized electronics.

双极晶体管于1947年发明，彻底改变了电子学。

作文

The invention of the bipolar transistor has revolutionized the field of electronics. A bipolar transistor is a type of semiconductor device that can amplify or switch electronic signals and electrical power. This device is made from three layers of semiconductor material, which are typically silicon, and it has three terminals: the emitter, base, and collector. The unique structure of the bipolar transistor allows it to control the flow of current, making it an essential component in modern electronic circuits.Understanding how a bipolar transistor works requires a grasp of its basic principles. When a small current flows into the base terminal, it allows a larger current to flow from the collector to the emitter. This property of amplification makes bipolar transistors invaluable in various applications, such as audio amplifiers, radio transmitters, and even in computers. The ability to amplify signals means that bipolar transistors can be used to boost weak signals, making them stronger and more usable.There are two types of bipolar transistors: NPN and PNP. In an NPN transistor, the majority charge carriers are electrons, while in a PNP transistor, they are holes. This difference in charge carriers affects how the devices operate and their application in circuits. Engineers and designers must consider these characteristics when choosing which type of bipolar transistor to use in a specific application.The impact of bipolar transistors on technology cannot be overstated. Before their invention, vacuum tubes were the primary means of amplification. However, vacuum tubes were bulky, consumed a lot of power, and were less reliable than bipolar transistors. The introduction of bipolar transistors led to smaller, more efficient, and more reliable electronic devices. This transition paved the way for the miniaturization of technology, leading to the development of compact electronic devices that we rely on today, such as smartphones and laptops.Moreover, the bipolar transistor is not only crucial in consumer electronics but also plays a significant role in industrial applications. They are used in motor drives, power supplies, and various control systems. Their ability to handle high power levels makes them suitable for such demanding environments.In conclusion, the bipolar transistor is a fundamental building block in the world of electronics. Its ability to amplify and switch signals efficiently has made it indispensable in both consumer and industrial applications. As technology continues to advance, the role of bipolar transistors will likely evolve, but their importance in the foundation of modern electronics will remain significant. Understanding the workings and applications of bipolar transistors is essential for anyone interested in pursuing a career in electronics or engineering. The future of technology relies heavily on these remarkable devices, and their continued innovation will shape the next generation of electronic advancements.

双极晶体管的发明彻底改变了电子学领域。bipolar transistor（双极晶体管）是一种半导体器件，可以放大或切换电子信号和电力。该器件由三层半导体材料组成，通常是硅，并且有三个端子：发射极、基极和集电极。bipolar transistor（双极晶体管）的独特结构使其能够控制电流的流动，使其成为现代电子电路中不可或缺的组件。理解bipolar transistor（双极晶体管）如何工作需要掌握其基本原理。当小电流流入基极端子时，它允许较大的电流从集电极流向发射极。这种放大特性使得bipolar transistors（双极晶体管）在各种应用中变得非常重要，例如音频放大器、无线电发射器，甚至计算机。放大信号的能力意味着bipolar transistors（双极晶体管）可以用来增强微弱信号，使其更强大、更可用。有两种类型的bipolar transistors（双极晶体管）：NPN和PNP。在NPN晶体管中，主要载流子是电子，而在PNP晶体管中，主要载流子是空穴。这种载流子的差异影响了设备的操作方式以及它们在电路中的应用。工程师和设计师在选择在特定应用中使用哪种类型的bipolar transistor（双极晶体管）时，必须考虑这些特性。bipolar transistors（双极晶体管）对技术的影响不容小觑。在它们发明之前，真空管是主要的放大手段。然而，真空管体积庞大，消耗大量电力，并且比bipolar transistors（双极晶体管）不可靠。bipolar transistors（双极晶体管）的引入导致了更小、更高效和更可靠的电子设备的发展。这一转变为技术的小型化铺平了道路，导致我们今天依赖的紧凑型电子设备的发展，如智能手机和笔记本电脑。此外，bipolar transistor（双极晶体管）不仅在消费电子中至关重要，还在工业应用中发挥着重要作用。它们用于电动机驱动、电源和各种控制系统。它们处理高功率水平的能力使它们适合于这种要求苛刻的环境。总之，bipolar transistor（双极晶体管）是电子世界中的基本构件。它高效放大和切换信号的能力使其在消费和工业应用中不可或缺。随着技术的不断进步，bipolar transistors（双极晶体管）的作用可能会演变，但它们在现代电子基础中的重要性将保持显著。理解bipolar transistors（双极晶体管）的工作原理和应用对于任何有意从事电子或工程职业的人来说都是必不可少的。技术的未来在很大程度上依赖于这些非凡的设备，它们的持续创新将塑造下一代电子进步。