In automotive electronics, transformers and chokes are fundamental components used in various applications. Transformers are crucial for voltage regulation, power conversion, and signal isolation in systems like ignition coils, power supplies, and audio amplifiers. They ensure efficient energy transfer and optimal performance of electronic components in vehicles. Chokes, or inductors, are employed for filtering out noise, smoothing power supplies, and regulating current flow in circuits such as engine control units (ECUs), electric power steering systems, and onboard chargers for electric vehicles. Together, transformers and chokes contribute to the functionality, reliability, and efficiency of automotive electronics, enhancing vehicle performance and driving experience.