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NX20P0477

NXP
Part Number NX20P0477
Manufacturer NXP
Description USB Type-C CC smart protection
Published Apr 15, 2020
Detailed Description NX20P0477 USB Type-C CC smart protection Rev. 1.0 — 3 February 2020 Product data sheet 1 General description NX20P0477...
Datasheet PDF File NX20P0477 PDF File

NX20P0477
NX20P0477

Overview
NX20P0477 USB Type-C CC smart protection Rev.
1.
0 — 3 February 2020 Product data sheet 1 General description 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.
CC1/2 pins can be shorted to VBUS due to mechanical twisting and sliding of the connector since USB-C connector contact pins are 25 % closer to each other than a micro USB connector.
Moisture or fine dust may also cause the 20 V VBUS pin to be shorted to adjacent pins.
NX20P0477 enables CC pi...


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