登录查看更多内容

How can you make an electronic circuit safe and reliable?

由人工智能和领英社区提供技术支持

Electronic circuits are the building blocks of many devices and systems that we use every day, such as computers, smartphones, radios, and sensors. However, designing and building an electronic circuit is not just about connecting wires and components. You also need to consider how to make your circuit safe and reliable, meaning that it can perform its intended function without causing harm or failure. In this article, you will learn some basic principles and tips on how to achieve this goal.

此文章中的业界达人

由社区从 9 条内容中精选。了解更多

1 Choose the right components

The first step to make an electronic circuit safe and reliable is to choose the right components for your design. You need to select components that can handle the voltage, current, power, and frequency ranges of your circuit, as well as the environmental conditions, such as temperature, humidity, and vibration. You also need to check the datasheets and specifications of the components to ensure that they are compatible with each other and that they meet the standards and regulations of your application. For example, if you are designing a circuit for a medical device, you need to use components that are certified for medical use and that have low noise and interference levels.

添加您的观点

Mohsen Arzani

Senior Electric Power System Expert
举报内容
By making redundancy and creating a protection circuit. Circuit protection devices help limit the flow of excessive current and voltages (i.e. they offer overcurrent and overvoltage protection), as well as electromagnetic interference (EMI) in electric circuits. We’ll now cover overcurrent, overvoltage, and electrostatic protection for electrical devices accordingly. To name such devices are circuit breakers, fuses, etc.

已翻译

赞
Frank Toshioka

Mestre em Desenvolvimento de Tecnologia e Engenheiro Eletricista - Combate às perdas, Gest?o de Medi??es de Fronteira, Gest?o de Consumidores do Mercado Livre, P&D, Gest?o migra??o ao ACL (Mercado Livre de Energia).
举报内容
To ensure the safety and reliability of an electronic circuit, employ rigorous design practices such as proper component selection, adherence to safety standards, and thorough testing procedures. Implement redundant systems and fail-safe mechanisms to mitigate potential risks. Employ robust insulation and grounding techniques to prevent electrical hazards. Regularly conduct inspections and maintenance to identify and address any potential issues promptly.

已翻译

赞
Muhammad Maaz

PEC Registered Electrical Engineer | Major in Computer Engineering |
举报内容
The initial step in ensuring the safety and reliability of an electronic circuit is selecting appropriate components for the design. This involves choosing components capable of managing the circuit's voltage, current, power, and frequency requirements, along with considering environmental factors like temperature and humidity. Thoroughly reviewing datasheets and specifications is crucial to confirm compatibility and compliance with standards and regulations. For specialized applications like medical devices, selecting components certified for such use, with low noise and interference levels, is essential.

已翻译

赞

2 Use proper wiring and soldering techniques

The second step to make an electronic circuit safe and reliable is to use proper wiring and soldering techniques. You need to use wires that are suitable for the current and voltage levels of your circuit, as well as the length and layout of your connections. You also need to use soldering tools and materials that can create strong and durable joints between the components and the wires. You should avoid using too much or too little solder, as well as cold or dry solder joints, which can cause poor conductivity, short circuits, or overheating. You should also inspect your wiring and soldering for any defects, such as cracks, breaks, or loose connections, and fix them as soon as possible.

添加您的观点

Muhammad Maaz

PEC Registered Electrical Engineer | Major in Computer Engineering |
举报内容
The next crucial step in ensuring an electronic circuit's safety and reliability is employing proper wiring and soldering techniques. This involves using wires suited to the circuit's current and voltage requirements, considering factors like length and layout. Additionally, utilizing soldering tools and materials conducive to creating robust joints between components and wires is essential. It's vital to avoid issues like excessive or insufficient solder, as well as cold or dry joints, which can lead to conductivity problems, short circuits, or overheating. Regular inspection of wiring and soldering for defects such as cracks, breaks, or loose connections is also necessary, with immediate rectification of any identified issues.

已翻译

赞

3 Add protection devices and circuits

The third step to make an electronic circuit safe and reliable is to add protection devices and circuits that can prevent or reduce the damage caused by unexpected events, such as overvoltage, overcurrent, reverse polarity, electrostatic discharge, or power surges. Some of the common protection devices and circuits that you can use are fuses, circuit breakers, diodes, transistors, resistors, capacitors, inductors, filters, and regulators. These devices and circuits can limit, divert, or regulate the current or voltage in your circuit, and protect your components from being burned, blown, or damaged. You should also consider adding isolation devices and circuits, such as optocouplers, transformers, or relays, that can separate the high-voltage or high-current parts of your circuit from the low-voltage or low-current parts, and prevent electric shocks or fires.

添加您的观点

Alexander Coffman

Engineer & Speaker | Mentoring young professionals to increase productivity and develop professionally | Exploring emerging technology, economic, and policy solutions to the polycrisis
举报内容
To ensure electronic circuits are safe and reliable, incorporating protection devices is essential. From my work in electronics, using transient voltage suppressors (TVS diodes) and circuit breakers has been vital. These components protect against voltage spikes and overcurrent, respectively. Additionally, current-limiting resistors and optoisolators safeguard sensitive parts and isolate circuit sections, preventing damage. Implementing these measures enhances the safety and longevity of electronic systems, making them resilient to electrical disturbances. This proactive design philosophy is key in maintaining the functionality and reliability of electronic circuits, ensuring they perform optimally over their lifespan.

已翻译

赞
Muhammad Maaz

PEC Registered Electrical Engineer | Major in Computer Engineering |
举报内容
In the quest for electronic circuit safety and reliability, the third imperative step involves integrating protection devices and circuits to mitigate potential damage from unforeseen occurrences like overvoltage, overcurrent, reverse polarity, electrostatic discharge, or power surges. Common protective measures include fuses, circuit breakers, diodes, transistors, resistors, capacitors, inductors, filters, and regulators. These elements serve to limit, divert, or regulate current or voltage within the circuit, shielding components from burnout or damage.

已翻译

赞

4 Test and debug your circuit

The fourth step to make an electronic circuit safe and reliable is to test and debug your circuit before using it for your final application. You need to use testing tools and equipment, such as multimeters, oscilloscopes, logic analyzers, or function generators, that can measure and monitor the voltage, current, resistance, frequency, waveform, or logic signals in your circuit. You also need to use debugging tools and software, such as breadboards, prototyping boards, simulators, or debuggers, that can help you identify and fix any errors, bugs, or faults in your circuit. You should test and debug your circuit under different scenarios and conditions, such as varying the input or output signals, changing the power supply, or exposing the circuit to different temperatures or humidity levels.

添加您的观点

Muhammad Maaz

PEC Registered Electrical Engineer | Major in Computer Engineering |
举报内容
In ensuring electronic circuit safety and reliability, the fourth crucial step involves thorough testing and debugging before deployment. Employing testing tools like multimeters, oscilloscopes, logic analyzers, and function generators enables measurement and monitoring of various circuit parameters such as voltage, current, resistance, frequency, and waveform. Additionally, utilizing debugging tools and software such as breadboards, prototyping boards, simulators, or debuggers aids in identifying and rectifying errors, bugs, or faults within the circuit.

已翻译

赞

5 Maintain and update your circuit

The fifth step to make an electronic circuit safe and reliable is to maintain and update your circuit regularly. You need to clean and inspect your circuit for any signs of wear and tear, such as corrosion, oxidation, or dust, and replace any damaged or worn-out components or wires. You also need to update your circuit with the latest software or firmware, if applicable, and check for any compatibility or performance issues. You should also keep a record of your circuit design, components, testing, debugging, and maintenance, and document any changes or modifications that you make. This can help you troubleshoot any problems that may arise in the future, or improve your circuit design if needed.

添加您的观点

Muhammad Maaz

PEC Registered Electrical Engineer | Major in Computer Engineering |
举报内容
The fifth step to ensure the safety and reliability of an electronic circuit is regular maintenance and updates. This involves cleaning and inspecting the circuit for signs of wear, corrosion, or damage, and replacing any faulty components or wires. Additionally, updating the circuit with the latest software or firmware, and maintaining thorough documentation of the circuit design, components, testing, and maintenance activities is crucial. This proactive approach helps troubleshoot future issues and ensures optimal performance over time.

已翻译

赞

6 Follow safety guidelines and best practices

The sixth and final step to make an electronic circuit safe and reliable is to follow safety guidelines and best practices when designing, building, testing, debugging, maintaining, and using your circuit. You need to wear protective gear and equipment, such as gloves, goggles, or masks, and avoid touching any live or hot parts of your circuit. You also need to use a well-ventilated and well-lit workspace, and keep your tools and materials organized and away from any flammable or hazardous substances. You should also follow the instructions and recommendations of the manufacturers, suppliers, or experts of your components, tools, or software, and consult them if you have any questions or doubts. You should also respect the intellectual property and ethical standards of your field, and acknowledge any sources or references that you use for your circuit design.

添加您的观点

7 Here’s what else to consider

This is a space to share examples, stories, or insights that don’t fit into any of the previous sections. What else would you like to add?

添加您的观点

Anderson de Freitas

Técnico em eletrotécnica
举报内容
A seguran?a e confiabilidade dos circuitos eletr?nicos s?o fundamentais para o funcionamento adequado de dispositivos e sistemas elétricos. Para garantir isso, é necessário escolher componentes de qualidade, planejar o layout do circuito adequadamente, incluir dispositivos de prote??o contra sobretens?o e sobrecorrente, garantir um aterramento correto, realizar testes e valida??o completos, e manter uma documenta??o detalhada do projeto. Seguindo essas práticas, é possível criar circuitos eletr?nicos seguros e confiáveis para uma ampla variedade de aplica??es.

已翻译

赞

Electrical Engineering

+ 关注

给文章评分

我们借助人工智能创建了此文章。您认为这篇文章怎么样？

很棒不太好

举报此文章

You're explaining electrical specs to non-tech clients. How do you ensure clarity and precision?

查看全部

How can you make an electronic circuit safe and reliable?

1

2

3

4

5

6

7

1 Choose the right components

2 Use proper wiring and soldering techniques

3 Add protection devices and circuits

4 Test and debug your circuit

5 Maintain and update your circuit

6 Follow safety guidelines and best practices

7 Here’s what else to consider

Electrical Engineering

给文章评分

感谢您的反馈

更多Electrical Engineering相关文章

更多相关阅读内容

How can you make an electronic circuit safe and reliable?

1

2

3

4

5

6

7

1 Choose the right components

2 Use proper wiring and soldering techniques

3 Add protection devices and circuits

4 Test and debug your circuit

5 Maintain and update your circuit

6 Follow safety guidelines and best practices

7 Here’s what else to consider

Electrical Engineering

给文章评分

感谢您的反馈

查看其他技能