The function and safety of power transformers for converting voltage and isolating signals. Jingweida Technology has a wide range of products and customized solutions ranging from mW to 5-10kW, and is used in various topologies, including flyback, forward, push-pull, resonance, LLC, and phase-shifting full bridge. The typical working frequency is between 80-500kHz, but the solution can adapt to work greater than 1MHz; Our products are mainly used in consumer markets such as power chargers and adapters, as well as TV and computer power supplies.