Are BULKY Chargers Going Away? - Gallium Nitride (GaN)

The video explains why the electronics industry is moving away from traditional silicon-based chargers toward gallium nitride GaN chargers. It begins by outlining how chargers are responsible for efficient power delivery to a range of devices, and then delves into the concept of a band gap, explaining that GaN has a wider band gap than silicon, which allows it to handle higher voltages more efficiently. This efficiency translates into tangible benefits for consumers: smaller chargers that take up less space, the potential for multi-device charging and travel adapters, and ultimately lower costs as production scales up. The host compares current silicon chargers, which struggle with space and heat at higher wattages, to GaN implementations that can push similar or higher wattage in a much smaller form factor, while reducing energy losses. The segment also notes that GaN is not a niche material anymore, having been used at scale in LEDs since the 1990s, and that users do not need proprietary devices to benefit from GaN charging. The video concludes with a practical takeaway: if you want fast charging and a smaller footprint today, you can buy GaN chargers now, though at a premium, and that widespread price parity with silicon will come as the technology matures. It also briefly mentions a sponsor and promotes related Linus Tech Tips content and resources for further topics and gear discussions.

Topics · technology · consumer electronics · energy efficiency · science