San Antonio-based Power Integrations (NASDAQ: POWI) has unveiled a significant advancement in flyback topology at APEC 2026, showcasing a breakthrough that extends the power range of flyback converters up to 440 W. This surpasses the conventional limits that previously necessitated more complicated resonant and LLC topologies. The innovative TOPSwitchGaN™ flyback IC family merges the company's pioneering PowiGaN™ technology with its renowned TOPSwitch™ IC architecture.