What a GaN Charger Is: GaN vs Silicon Explained (2026)
A GaN charger is a power adapter built on gallium nitride transistors instead of silicon — the reason 65W now fits…
How Wireless Charging Works: Inductive Charging and Qi2 Explained
Assess how wireless charging works Qi2 by checking compatibility, power limits, cables, thermal conditions, regional differences, and official.
How GaN Generations Changed: GaN3 vs GaN5 vs GaN2 for OEMs
GaN2, GaN3 and GaN5 are shorthand for generations of gallium nitride power devices, and the differences are real but smaller than…
How an Adapter Differs from a Converter (Voltage and Travel)
An adapter changes the plug shape so your device fits the wall socket; a converter changes the voltage so a device…
AC Adapter Types and How to Read Them: Plugs, Symbols, DC Barrel Sizes
Assess what does an ac adapter look like by checking compatibility, power limits, cables, thermal conditions, regional differences, and official.
How Switching Power Supplies Differ from Linear Ones
A switching power supply (SMPS) converts power by rapidly switching transistors on and off, which makes it small, light and efficient;…
What a Class 2 Power Supply Is: UL 1310 Explained for OEM Buyers
Assess UL 1310 Class 2 power supply by checking compatibility, power limits, cables, thermal conditions, regional differences, and official documentation.
How USB-C Differs from Micro USB (and Why It Matters)
USB-C is the connector on every modern device, and Micro USB is the one it replaced — the two differ in…
How USB-A and USB-C Compare for Charging Speed
The connector alone does not decide charging speed — the protocol does. USB-C can charge faster because it supports USB Power…
How USB Power Delivery 3.1 Improves on 3.0 (EPR Explained)
USB Power Delivery 3.0 tops out at 100W. USB PD 3.1 raises that ceiling to 240W by adding a higher-voltage mode…
How to Choose Between 20W, 45W, 65W and 100W Chargers
The right charger wattage is decided by the device, not the price: 20W covers phones, 45W handles small tablets and some…
Medical Power Supply Manufacturers: How to Choose an OEM Partner (IEC 60601)
A medical power supply is not a consumer charger with a medical sticker — it is designed and certified to IEC…