Infineon’s GaN technology boosts efficiency and power density in BRC Solar’s Power Optimizer - Semiconductor Today

Infineon's gallium nitride (GaN) technology has been selected by BRC Solar GmbH for use in its power optimizers, significantly enhancing efficiency and power density in solar applications. The CoolGaN... Read original →

Infineon’s GaN adoption by BRC Solar signals a commercial inflection point for wide-bandgap semiconductors in distributed photovoltaics. Technically, CoolGaN 100V’s high-frequency, low-loss operation is reshaping MPPT architectures and forcing upstream driver ICs and packaging materials toward higher thermal conductivity and lower parasitics, while accelerating downstream inverter modularity. Regulatory pressures—especially the EU’s ERP Lot 27—are making silicon-based solutions non-compliant, turning GaN into a de facto passport to avoid carbon tariffs and trade barriers. Competitors like Wolfspeed and Navitas will likely fast-track PV-optimized GaN portfolios and deepen partnerships with foundries in Taiwan, China or Southeast Asia to secure supply chains. Within 18 months, as 8-inch GaN-on-Si wafer yields surpass 60%, the technology will cascade from premium rooftop systems into residential energy storage PCS, triggering a virtuous cycle: efficiency premiums drive down system costs, which in turn boost deployment volumes—fundamentally reallocating value across the green power semiconductor landscape.