Charging Academy
Expert guides to help you choose and use the right charger.
Best Charger for Travel
Pick wattage for your hungriest device, check the wall plug for the country, and pack the right cable.
Understanding USB-C Charging
USB-C is a connector. Charging speed still depends on PD, PPS, the cable, and the phone.
Can I Use a 100W Charger With My Phone?
Yes, if the charger and cable use USB PD. The phone will not take more power than it requests.
65W vs 100W Charger
65W covers most phones and many thin laptops. 100W matters when you charge a higher-power notebook from USB-C.
What is PPS?
Programmable Power Supply is a USB PD 3.0 extension that some phones, including many Galaxy models, use for efficient fast charging.
USB PD Explained
USB Power Delivery is a negotiation between charger and device so the phone takes only the power it asks for.
What is GaN Charging?
How Gallium Nitride lets a wall charger stay smaller and run cooler than older silicon designs.