isolated amplifier

简明释义

隔离放大器

英英释义

例句

1.The design of the circuit requires an isolated amplifier to prevent ground loops.

电路的设计需要一个隔离放大器以防止接地回路。

2.An isolated amplifier is essential in high-voltage applications to avoid damage to sensitive components.

在高压应用中，隔离放大器对避免损坏敏感元件至关重要。

3.Using an isolated amplifier can improve signal integrity in noisy environments.

在嘈杂环境中使用隔离放大器可以提高信号完整性。

4.In medical devices, an isolated amplifier ensures patient safety by isolating the input from the output.

在医疗设备中，隔离放大器通过将输入与输出隔离来确保患者安全。

5.The isolated amplifier provides a safe interface between the sensor and the data acquisition system.

该隔离放大器为传感器和数据采集系统提供了安全接口。

作文

In the realm of electronics and signal processing, the term isolated amplifier refers to a specialized device designed to amplify electrical signals while providing electrical isolation between its input and output. This feature is crucial in many applications where ground loops and electrical noise can compromise the integrity of the signal being transmitted. An isolated amplifier effectively prevents unwanted currents from flowing between different parts of a system, ensuring that the signal remains clean and accurate.One of the primary uses of an isolated amplifier is in industrial automation systems, where sensors are often located far away from the control units. In these scenarios, the signals generated by the sensors can be susceptible to interference from other electrical devices, which may lead to inaccurate readings. By employing an isolated amplifier, engineers can ensure that the signals from the sensors are amplified without any distortion caused by external factors. This isolation not only enhances the quality of the signal but also protects sensitive electronic components from potential damage due to voltage spikes or ground shifts.Moreover, isolated amplifiers are essential in medical devices, where patient safety is paramount. These amplifiers help in isolating the patient from the electrical equipment, thus preventing any harmful electrical currents from affecting the patient during diagnostic procedures. For instance, in electrocardiogram (ECG) machines, the use of an isolated amplifier ensures that the electrical signals generated by the heart are accurately captured without introducing any noise or risk of electric shock to the patient.The design of an isolated amplifier typically involves the use of transformers or optoelectronic components to achieve the necessary isolation. These components allow signals to pass through while keeping the input and output circuits electrically separate. This design consideration is critical because it helps maintain signal integrity over long distances, which is particularly important in applications such as data acquisition systems and telecommunications.Furthermore, the implementation of isolated amplifiers can significantly reduce the complexity of circuit designs. By eliminating the need for additional grounding schemes and protective measures, engineers can create more straightforward and reliable systems. This simplification can lead to lower manufacturing costs and improved product reliability, making isolated amplifiers a popular choice in various industries.In conclusion, the isolated amplifier plays a vital role in modern electronics by providing both amplification and electrical isolation. Its ability to enhance signal quality while protecting sensitive components makes it indispensable in applications ranging from industrial automation to medical devices. As technology continues to advance, the importance of isolated amplifiers will likely increase, driving further innovations in their design and application. Understanding the function and benefits of an isolated amplifier is essential for anyone involved in electronics engineering or related fields, as it enables the development of safer and more efficient electronic systems.

在电子和信号处理领域，术语isolated amplifier指的是一种专门设计的设备，旨在放大电信号，同时在其输入和输出之间提供电气隔离。这一特性在许多应用中至关重要，因为在这些应用中，接地环路和电气噪声可能会损害传输信号的完整性。isolated amplifier有效防止不必要的电流在系统的不同部分之间流动，从而确保信号保持清晰和准确。isolated amplifier的主要用途之一是在工业自动化系统中，其中传感器通常位于远离控制单元的位置。在这些情况下，传感器生成的信号可能会受到其他电气设备干扰的影响，从而导致读数不准确。通过使用isolated amplifier，工程师可以确保传感器的信号在没有外部因素引起的失真情况下被放大。这种隔离不仅提高了信号的质量，还保护敏感电子元件免受电压尖峰或接地变化可能造成的损坏。此外，isolated amplifier在医疗设备中至关重要，因为患者安全是首要考虑。这些放大器有助于将患者与电气设备隔离，从而防止在诊断过程中有害电流影响患者。例如，在心电图（ECG）机中，使用isolated amplifier确保心脏产生的电信号被准确捕获，而不会引入任何噪声或对患者造成电击风险。isolated amplifier的设计通常涉及使用变压器或光电元件来实现所需的隔离。这些元件允许信号通过，同时保持输入和输出电路在电气上分离。这一设计考虑至关重要，因为它有助于在长距离上传输信号时保持信号完整性，这在数据采集系统和电信等应用中特别重要。此外，实施isolated amplifiers可以显著减少电路设计的复杂性。通过消除对额外接地方案和保护措施的需求，工程师可以创建更简单、更可靠的系统。这种简化可以降低制造成本，提高产品可靠性，使isolated amplifiers在各个行业中成为受欢迎的选择。总之，isolated amplifier在现代电子学中发挥着至关重要的作用，通过提供放大和电气隔离。它增强信号质量的能力，同时保护敏感组件，使其在从工业自动化到医疗设备的应用中不可或缺。随着技术的不断进步，isolated amplifiers的重要性可能会增加，推动其设计和应用的进一步创新。理解isolated amplifier的功能和好处对于任何从事电子工程或相关领域的人来说都是至关重要的，因为这使得开发更安全、更高效的电子系统成为可能。