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SMAJ18A-TR AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

SMAJ18A-TR product

SMAJ18A-TR

TVS - Diodes

TVS Diode400WSMAUnidirectional

The SMAJ18A-TR is a 400W unidirectional TVS diode designed for circuit protection against ESD and electrical surges.

Best for

  • ESD protection
  • Surge suppression in SMPS

Avoid if

  • Bidirectional signal lines (use CA suffix version instead)

Check before use

  • Maximum surge current requirements

Key specifications

Peak Pulse Power
400 W
Stand-off Voltage
18 V
Clamping Voltage
29.2 V
Package
SMA

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Power SuppliesIndustrial

Datasheet

SMAJ18A-TR-STMicroelectronics-datasheet-14047680.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SMAJ18A-TR: 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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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 unidirectional Transil TVS diode from STMicroelectronics, rated for 400W peak pulse power.