I recall a fellow instructor at the local technical collage showing off to me his brand-new, high-power, Dell workstation-style laptop. Then, he unhappily showed me the monster power brick. It was the size of a brick, and heavy as one, too. Then the GaN revolution occurred. Gallium nitride allowed us to have tiny chargers, tiny because they need fewer components than older style chargers (fewer heatsinks, filters, other circuit parts), and produce less heat, meaning they are more compact. I got got one that comes with three ports: one USB-A and two USB-C. Being small, it’s the ideal travel charger,... Read more →
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