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SMAJ51A AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

SMAJ51A product

SMAJ51A

TVS - Diodes

TVS400WSMAUnidirectional

The SMAJ51A is a 400W unidirectional TVS diode in an SMA package, suitable for general-purpose voltage transient protection.

Best for

  • Telecom equipment
  • Industrial electronics
  • Consumer devices

Avoid if

  • Applications requiring bidirectional protection (use SMAJ51CA instead)

Check before use

  • Maximum transient energy levels

Key specifications

Peak Pulse Power
400 W
Reverse Stand-Off Voltage
51 V
Clamping Voltage
82.4 V

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
Level 1
ECCN
-
HTSUS
-

Application

IndustrialConsumer

Datasheet

c67de310ef19b976f2631feb288a1039_SMAJ SERIES-汽车电子.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SMAJ51A: 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
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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

The SMAJ51A is a 400W transient voltage suppressor (TVS) diode designed to protect sensitive electronic circuits from voltage spikes.