Hidden Inside Your Laptop Charger Is Something BILLIONS Don't Know! 😱 (Mind-Blowing Teardown)

Описание: Ever wondered why your laptop charger is that heavy black brick? In this mind-blowing teardown, we crack open a real laptop power adapter to reveal the incredible engineering hidden inside!
From the bridge rectifier that converts AC to DC, massive capacitors smoothing the power, high-frequency transformer shrinking everything, to the optocoupler keeping you safe from 220V shocks – and the secret star of 2026: GaN transistors making chargers tiny and super efficient!
We also compare cheap vs premium chargers: which one is dangerous? Which one charges faster? 😱
If you've ever thrown away an old charger, watch this – you might regret it! Hidden features, DIY hacks, and why modern GaN tech is revolutionizing everything.
Timestamps:
0:00 – The annoying black brick mystery
0:45 – First cut: what's really inside?
2:10 – Bridge rectifier & AC to DC magic
3:30 – Capacitors: the power reservoir
4:45 – Switch-mode power supply explained
6:20 – Optocoupler safety secret
7:15 – GaN transistors – the future!
8:00 – Cheap vs expensive showdown
Drop a like if this blew your mind, subscribe for more teardowns (phones, power banks, chargers 240W coming soon!), and comment: Have you ever opened a charger? What did you find? 👇
#Teardown #LaptopCharger #GaN #Electronics #WhatsInside