The PMP11668 reference design is a single channel USB charger for automotive application. It includes a buck converter followed by a USB charging port controller. Its built-in short-to-battery protection, IEC ESD protection features enhance the system's reliability significantly in automotive application. This design can also handle a 2.1A load current using a simple two layer design. Its output port supports the USB BC1.2 CDP charging protocol.
Features
- Linear VBUS droop compensation
- Short-to-battery protection on protected VBUS, DP_IN and DM_IN pins
- IEC ESD protection on DP_IN/DM_IN
- USB BC1.2 CDP charging protocol supported
- High integration for the compensation and protections
- Two layer simple design