Recently, Hynetek launched the high-performance USB PD PHY chip HUSB311. HUSB311 is also called USB Type-C Port Controller (Type-C Port Controller, TCPC for short). HUSB311 supports WLCSP-9B and QFN-14L two packages. Compared with similar products on the market, HUSB311 has many advantages such as supporting higher VBUS and CC pin withstand voltage, compatibility with more commands, supporting multiple I2C address modes and supporting two different packaging forms.