Circuit Design of 65W Laptop Adapter
Probe domestic double-head probe 038-BB-5.7L The shape of the two ends of the needle is outside the pointed needle Photocoupler Summary: The power supply design uses the TOP259EN device. The...
How to choose a laptop power adapter
When choosing a laptop power adapter, You should pay attention to several aspects: 1. first, the type of socket, the model corresponding to the laptop; 2. then the voltage, the adapter voltage must...
The Real "long-distance" Wireless Charging Technology is Here!
Last year, Apple announced support for wireless charging in its new generation of iPhones (8, 8 plus, and X). The first reaction of many netizens is to cheer that they can finally get rid of the...
Development History of Wireless Chargers
In 1890, physicist and electrical engineer Nikola Tesla (NikolaTesla) has already done a wireless transmission test. The International System of Units of Magnetic Induction is also named after him....