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SMB300XM AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

SMB300XM product

SMB300XM

Gas Discharge Tube Arresters (GDT)

GDTSurge Protection1206

The SMB300XM is a 300V surface-mount gas discharge tube (GDT) in a 1206 package, designed for transient voltage surge protection.

Best for

  • Telecommunication lines
  • Data lines
  • Surge protection devices

Avoid if

  • Applications requiring extremely tight breakdown voltage tolerances

Check before use

  • Ensure the 300V rating is appropriate for the operating voltage of the protected line.

Key specifications

DC Spark-over
300 V
Impulse Current
500 A
Package
1206

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

TelecommunicationsPower Supplies

Datasheet

c064acad40bf2ac15e7036636ebc60b6_2304140030_SURGING-SMB300XM_C527149.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SMB300XM: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a ceramic gas discharge tube (GDT) used to provide an alternate circuit path for voltage spikes.