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PESD2ETH1G-TR

Auth: Date:2026/3/24 Source:WECHIP Visit:7 Related Key Words: TVS Diode Ethernet Protection Unidirectional AEC‑Q101

I.Overview of PESD2ETH1G-TR

The PESD2ETH1G‑TR is a unidirectional transient voltage suppressor (TVS) diode manufactured by Nexperia USA Inc. Designed specifically for Ethernet protection, this device provides robust electrostatic discharge (ESD) and surge protection for high‑speed data lines. With its AEC‑Q101 qualification and compact SOT‑23 package, it is ideal for automotive and industrial applications requiring reliable circuit protection.

 

II.PESD2ETH1G-TR Parameter

Category:Circuit Protection;Transient Voltage Suppressors (TVS);TVS Diodes

Mfr:Nexperia USA Inc.

Packaging:Tape & Reel (TR);Cut Tape (CT)

Part Status:Active

Type:Zener

Unidirectional Channels:1

Voltage - Breakdown (Min):100V

Applications:Ethernet

Grade:Automotive

Qualification:AEC-Q101

Mounting Type:Surface Mount

Package / Case:TO-236-3, SC-59, SOT-23-3

Supplier Device Package:TO-236AB

Base Product Number:PESD2ETH1

 

III.PESD2ETH1G-TR Main Characteristics

Ethernet Protection: Specifically designed to protect Ethernet interface lines from ESD and surge events.

AEC‑Q101 Qualified: Meets automotive reliability standards for harsh environments.

Unidirectional Protection: Provides effective clamping for positive transients.

High Breakdown Voltage: Minimum 100V breakdown ensures robust protection for high‑voltage surges.

Low Capacitance: Optimized for high‑speed data lines to maintain signal integrity.

Compact SOT‑23 Package: Space‑saving footprint suitable for dense PCB layouts.

 

IV.PESD2ETH1G-TR Application 

Automotive Ethernet: Protects Ethernet interfaces in advanced driver‑assistance systems (ADAS), infotainment, and gateway modules.

Industrial Ethernet: Used in factory automation, PLCs, and industrial communication networks.

Networking Equipment: Switches, routers, and network interface cards.

Consumer Electronics: Smart TVs, set‑top boxes, and gaming consoles with Ethernet connectivity.

Telecommunications: Base stations and communication infrastructure.

 

V.Conclusion

The PESD2ETH1G‑TR from Nexperia is a dedicated Ethernet protection TVS diode that combines high breakdown voltage, AEC‑Q101 qualification, and a compact SOT‑23 package. Its optimized design ensures reliable protection for high‑speed data lines without compromising signal integrity. Whether used in automotive, industrial, or consumer networking applications, this device delivers robust transient protection for Ethernet interfaces.

 

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