If you’d like, I can help you select the best VIPer IC for your project if you provide your input voltage range and required output power. VIPer*6 family: The fast lane to SMPS design
Analog Devices website (free). VIPER models available from ST’s website. viper flyback converter design software download better
eDesignSuite is significantly better for nearly all modern applications. It supports the latest VIPerPlus and VIPerGaN families, has a more modern interface, includes direct integration with Würth Elektronik's real transformer database, and is regularly updated by ST. The old desktop software is only useful as a legacy tool or for educational purposes. If you’d like, I can help you select