Yes, the PD100W can be used as a mobile phone. PD100W is an efficient charging technology that can deliver up to 100W of output power. This means it can provide fast, efficient charging for phones, tablets and other electronic devices. Many modern mobile phones already support the PD charging protocol, so you can use the PD100W to charge your phone with only the appropriate PD charging cable. However, it should be noted that the output power of the PD100W is very high, and appropriate safety measures are required to ensure a safe and reliable charging process.