My 5520 system is powered by this port from the docking station every day and there is nothing preventing it to be powered by a source lesser than 180w.
Dell precision 5520 power supply.
Dell precision 5520 usb c power supply that s baloney.
Dell original xps 15 laptop charger 130w watt ac power adapter power supply with 3 prong power cord precision m3800 5510 5520 5530 xps 9530 9550 9560 9570 4 4 out of 5 stars 61 48 82 48.
Dell original xps 15 laptop charger 130w watt ac power adapter power supply with 3 prong power cord precision m3800 5510 5520 5530 xps 9530 9550 9560 9570 4 4 out of 5 stars 49 49 99 49.
About once a week i get a bios warning that states.
130w ac charger fit for dell xps 15 9560 9570 9550 9530 precision m3800 5510 5520 5530 5540 da130pm130 ha130pm130 p56f p31f laptop power supply adapter cord 4 2 out of 5 stars 30 36 99 36.