NX20P0477 Overview
NX20P0477 is a single-chip USB Type-C (USB-C) port overvoltage protection solution integrating a corrosion prevention algorithm from moisture. CC1/CC2 pins in the system side are protected from 28 V short to VBUS. USB-C allows VBUS voltage to increase up to 20 V through Power delivery protocol.
NX20P0477 Key Features
- USB Type-C CC1 and CC2 short protection to VBUS
- CON_CC1 / CON_CC2: 28VDC AMR
- Rd clamp circuit in CON_CC1/CON_CC2 in dead battery condition
- Smart corrosion prevention scheme with low current source
- 250 mΩ Low RDSon switch
- Robust ESD immunity for CON_CC1/CON_CC2
- IEC 61000-4-2 contact discharge: 6 kV
- IEC 61000-4-2 air discharge: 8 kV
- +/-40 V surge protection on CON_CC1/CON_CC2
- Low leakage current: 14 µA