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SMAJ28A AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

SMAJ28A product

SMAJ28A

TVS - Diodes

TVS Diode400WSMAUnidirectional

The SMAJ28A is a standard 400W unidirectional TVS diode from Bourns, ideal for general-purpose surge and ESD protection in compact surface-mount designs.

Best for

  • ESD protection
  • Surge suppression
  • Portable electronics

Avoid if

  • High-power industrial surges exceeding 400W

Check before use

  • Clamping voltage limits
  • Operating temperature range

Key specifications

VRWM
28 V
PPK
400 W
Package
DO-214AC (SMA)

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Consumer ElectronicsGeneral Protection

Datasheet

Bourns-company-36.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SMAJ28A: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
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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

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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 SMAJ28A is a unidirectional Transient Voltage Suppressor (TVS) diode in an SMA (DO-214AC) package, rated for 400W peak pulse power dissipation.