This reference design is an EMI-optimized design for automotive USB Type-C® charger with dual 15-W output. TPS25850-Q1 is used as a DC/DC regulator and port controller. The switching frequency is 400 kHz. The front-end filter is designed and PCB layout is optimized to pass stringent CISPR 25 Class 5 conducted electromagnetic interference (EMI) standards. This reference design has been tested to CISPR 25 Class 5 conducted EMI standards, which accelerates customer design time.
Features
- Pass stringent CISPR 25 Class 5 Conducted EMI standards
- 96.12% peak efficiency
- Dual USB Type-C® charger