Solder Smarter Using DigiKey Standard Helping Hands
Explore DigiKey Helping Hands features including magnetic PCB pillars, flexible arms, LED magnifier, and a heavy steel base for stable soldering.
Electronics Teardowns and Recycling
A beginner-friendly guide to disassembling electronics, salvaging parts, and disposing of e-waste responsibly.
I’m Reviving the Openwheel Project!
Follow the revival of an open-source self-balancing skateboard with upgraded motor, VESC controller, and improved design.
TE Connectivity 旗下 Potter and Brumfield (P&B) 继电器
TE Connectivity 的继电器广泛应用于暖通空调和制冷、家电、工业自动化、汽车和运输以及安防和门禁控制等领域。
过压保护电路设计技巧大揭密
发布日期:2026-03-06
电路中的过压指的是电压超过设计范围的情况,这种异常可能导致电子元器件损坏、系统故障或安全事故,因此,了解其成因与对策,对于电路设计与保护非常关键。常见的过压保护电路包括PNP三极管加PNP三极管、LM393加继电器,以及TVS二极管过压保护电路等。
What You Must Know About Common 3D Model File Types
Learn how STEP, STL, OBJ, and 3MF file types store 3D models, differ in accuracy, compression, and metadata, and impact DIY workflows.
Invest in Innovation with XRP
Discover how the XRP robot brings affordable robotics and AI education to classrooms with scalable curriculum and EDU discounts.
Patent Basics For Makers
Learn the core requirements that determine whether your invention qualifies for patent protection in the U.S.
Making Sound Reactive Projects
Learn how to build sound reactive projects using piezos, microphones, and Arduino to trigger LEDs, motors, and effects from audio input.
What Makes the Arduino Uno Mini LE Different?
Arduino released the Arduino Uno Mini Limited Edition (LE), which is a smaller and slightly more powerful version that keeps all the power of the original in a new gold-and-black design. Let’s take a deep dive into what makes it special and how it compares to its older brother.
选稳压器,电压参考和电流参考哪种好?
本文介绍了传统分压电阻调节的稳压电路存在的缺点,并介绍了ADI公司的电流参考型稳压器。文章通过实例分析了ADI的降压开关稳压器LT8625S和线性稳压器LT3045的应用,并总结了电流参考型稳压器的优势和设计要点。
碳化硅特性分析及方案示例
本文探讨了电子元器件的货架寿命问题,重点讨论了氧化、湿度敏感等级(MSL)与货架寿命之间的关系。文章通过具体例子说明了氧化对电子元器件可焊表面的影响,以及如何通过适当的存储条件延长货架寿命。文章还介绍了不同生产厂家对货架寿命的策略和说明,详细解释了湿度敏感等级(MSL)的概念,以及如何通过烘烤恢复“受潮”的元器件。