break over voltage

简明释义

转折电压

英英释义

例句

1.The circuit will fail if the voltage exceeds the break over voltage 击穿电压 specified in the design.

如果电压超过设计中规定的break over voltage 击穿电压，电路将会失效。

2.When designing surge protectors, engineers must consider the break over voltage 击穿电压 to prevent damage.

在设计浪涌保护器时，工程师必须考虑break over voltage 击穿电压以防止损坏。

3.In a Zener diode, the break over voltage 击穿电压 is critical for its operation in reverse bias.

在齐纳二极管中，break over voltage 击穿电压 对于其在反向偏置下的工作至关重要。

4.The break over voltage 击穿电压 of this component is rated at 50 volts.

该组件的break over voltage 击穿电压额定为50伏特。

5.Exceeding the break over voltage 击穿电压 can lead to irreversible damage to the circuit.

超过break over voltage 击穿电压可能导致电路不可逆转的损坏。

作文

Understanding the concept of break over voltage is essential for anyone involved in electronics and electrical engineering. The term refers to the minimum voltage that must be applied to a device, such as a diode or a transistor, in order for it to begin conducting electricity significantly. This is a critical parameter because it determines how and when the device will operate within a circuit. For instance, in the case of a silicon-controlled rectifier (SCR), the break over voltage is the threshold at which the SCR switches from a non-conducting state to a conducting state. Below this voltage, the device remains off, and above it, the current can flow freely, allowing the device to perform its intended function.In practical applications, understanding break over voltage helps engineers design circuits that require precise control over power distribution. For example, if an engineer designs a circuit with a light-emitting diode (LED), knowing the break over voltage of the LED ensures that the correct voltage is applied to avoid damage or inefficient operation. If the voltage exceeds this level, it could lead to overheating and eventual failure of the component.Moreover, the break over voltage varies between different types of devices and can also be influenced by temperature and other environmental factors. This variability necessitates careful consideration during the design phase of electronic systems. Engineers often refer to datasheets provided by manufacturers to find the specified break over voltage for each component they intend to use. This information is crucial for ensuring reliability and performance in various applications, from simple household items to complex industrial machinery.Additionally, the concept of break over voltage is not limited to passive components. It also plays a significant role in the functioning of active components like transistors. In bipolar junction transistors (BJTs), for instance, the break over voltage can affect the switching speed and efficiency of the device. When designing circuits that involve BJTs, engineers must be aware of the break over voltage to ensure that the transistors operate within their safe limits, thereby preventing damage and ensuring longevity.One of the most significant aspects of break over voltage is its relevance in safety considerations. In high-voltage applications, exceeding the break over voltage can lead to catastrophic failures, including electrical fires or equipment destruction. Therefore, safety mechanisms such as fuses, circuit breakers, and voltage regulators are often employed to prevent voltages from reaching dangerous levels. These safety devices help to monitor the voltage and disconnect the circuit if it exceeds the break over voltage, protecting both the equipment and users from potential hazards.In conclusion, the term break over voltage encompasses a fundamental concept in electronics that is pivotal for the design, functionality, and safety of electrical devices. By grasping the implications of this voltage threshold, engineers can create more efficient, reliable, and safe electronic systems. Understanding break over voltage allows for better predictions of device behavior under varying conditions and ultimately leads to advancements in technology and engineering practices.

理解击穿电压的概念对于任何从事电子和电气工程的人来说都是至关重要的。这个术语指的是必须施加到一个设备（如二极管或晶体管）上的最小电压，以便它开始显著导电。这是一个关键参数，因为它决定了设备在电路中的操作方式和时间。例如，在硅控制整流器（SCR）的情况下，击穿电压是SCR从不导电状态切换到导电状态的阈值。在这个电压以下，设备保持关闭，而在这个电压以上，电流可以自由流动，使设备能够执行其预期功能。在实际应用中，理解击穿电压帮助工程师设计需要精确控制电力分配的电路。例如，如果一名工程师设计一个发光二极管（LED）电路，了解LED的击穿电压确保施加正确的电压，以避免损坏或效率低下。如果电压超过这个水平，可能导致过热并最终使组件失效。此外，击穿电压在不同类型的设备之间是不同的，并且还会受到温度和其他环境因素的影响。这种可变性在电子系统的设计阶段需要仔细考虑。工程师通常参考制造商提供的数据表，以查找每个他们打算使用的组件的指定击穿电压。这些信息对于确保各种应用中的可靠性和性能至关重要，从简单的家用物品到复杂的工业机械。此外，击穿电压的概念不仅限于被动元件。它在活跃元件如晶体管的功能中也发挥着重要作用。例如，在双极结晶体管（BJT）中，击穿电压可以影响设备的开关速度和效率。在设计涉及BJT的电路时，工程师必须了解击穿电压，以确保晶体管在其安全极限内工作，从而防止损坏并确保长寿命。击穿电压最重要的一个方面是它在安全考虑中的相关性。在高电压应用中，超过击穿电压可能导致灾难性的故障，包括电气火灾或设备破坏。因此，通常采用保险丝、断路器和电压调节器等安全机制，以防止电压达到危险水平。这些安全设备有助于监测电压，并在电压超过击穿电压时断开电路，从而保护设备和用户免受潜在危害。总之，术语击穿电压涵盖了电子学中的一个基本概念，这对于电气设备的设计、功能和安全至关重要。通过掌握这一电压阈值的含义，工程师可以创建更高效、可靠和安全的电子系统。理解击穿电压使得在不同条件下更好地预测设备行为成为可能，最终推动技术和工程实践的发展。