Components for power electronics, automations, electronics, electric

This article discusses the role of gate drive transformers in thyristor circuits, explaining their operating principle, connection schemes, and typical applications in power electronics and industrial systems. It highlights the importance of isolation, precise gate triggering, and protection of control circuits.

The article describes the principle of operation, construction, and applications of pulse transformers, which are an important component of modern switch-mode power supplies (SMPS). It explains the differences between pulse transformers and traditional mains transformers, emphasizing their advantages—high efficiency, compact design, galvanic isolation, and reliability. The text also discusses materials used in ferrite cores, converter circuit topologies, and typical areas of application such as computer power supplies, LED lighting, and industrial automation systems.

This article explains the function and importance of a crankcase heater for compressors in HVAC systems. It describes how it prevents refrigerant migration and oil dilution, protects bearings, reduces the risk of damage in low temperatures, and improves start-up reliability.