If you’ve ever had a laptop charger die ... ensuring that a compatible charger is used, it also allows the manufacturers to increase the price of their chargers. Dell uses the 1-Wire protocol ...

If you have a laptop, there's a good chance it came with a proprietary charger. But if you forget ... so the likelihood of the charge sending too much wattage to your laptop and causing damage ...

Power adapter for Dell laptops contains IC to determine adapter capabilities (watts, voltage, current ... This file contains EEPROM data in Intel Hex format. Format of Dell charger identification ...

Despite the low risk of a laptop being damaged with a USB-C charger, companies often advise against using anything other than a proprietary power cord. One big reason has to do with wattage.