Daily Technology
·22/12/2025
In an era of ubiquitous USB-C ports, a common question arises: can your trusty laptop charger also power up your smartphone? The good news is, in most cases, yes. This convenience is largely thanks to the USB Power Delivery (USB-PD) standard, which allows for intelligent and efficient charging across a wide range of devices. However, understanding how this technology works can prevent confusion and ensure optimal charging for all your gadgets.
The seamless charging experience between your laptop and phone is primarily facilitated by USB Power Delivery, often abbreviated as USB-PD. This charging standard, developed by the USB Implementers Forum (USB IF), allows compatible devices to communicate their power needs and capabilities. When you plug your phone into your laptop's USB-C charger, if both support USB-PD, they can negotiate the best charging rate. The charger will then deliver the optimal amount of power that your phone can safely accept, ensuring a quick and efficient charge.
This interoperability is a significant advantage of USB-PD. It means your laptop charger can power not only your phone but also tablets, handheld gaming consoles, and other USB-PD-enabled devices. Conversely, your phone can be charged by any USB-PD charger, regardless of whether it originally came with another phone, a laptop, or a gaming device.
As USB-C has become the standard connector for many electronic devices, support for USB-PD has grown exponentially. You'll find this feature in most modern devices, including:
While USB-PD simplifies charging, challenges can emerge when one or both of your devices do not support this standard. In such scenarios, the charging process might not be as straightforward, and it's crucial to ensure that the charger's wattage does not exceed what the device can handle to avoid potential damage. Always check your device's specifications if you're unsure about its charging capabilities.









