PTA20N50A – a powerful field-effect transistor (MOSFET) with a maximum voltage of 500 V and current of 20 A. The TO-220F package ensures reliable cooling and ease of installation. An analog of models such as ITA20N50R, SW20N50D, HF20N50, FQF20N50D, CS19N40F. Ideal for switched-mode power supplies, inverters, and other high-voltage circuits. Provides low Rds(on) resistance and high efficiency when used in power supplies, pulse converters, and control circuits. A reliable and durable component for professional and domestic use. *Depending on the supply, the appearance and package contents may differ from the images on the website. The appearance does not affect the quality and characteristics of the product.