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SMBJ400A AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

SMBJ400A product

SMBJ400A

TVS - Diodes

TVS Diode600WSMB

The FOSAN SMBJ400A is a 600W unidirectional TVS diode designed for transient voltage protection in a compact SMB (DO-214AA) surface-mount package.

Best for

  • Voltage spike protection
  • Power supply transient suppression

Avoid if

  • Bidirectional protection is required

Check before use

  • Peak pulse power ratings
  • Thermal management

Key specifications

Peak Pulse Power
600 W
Working Voltage
400 V
Clamping Voltage
648 V

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
-
ECCN
EAR99
HTSUS
8541100080.0

Application

Power SuppliesTelecommunications

Datasheet

Bourns-company-36.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SMBJ400A: 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

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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

It is a 600W unidirectional Transient Voltage Suppressor (TVS) diode used to protect sensitive electronic components from voltage spikes.