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SMBJ51A AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

SMBJ51A product

SMBJ51A

Circuit Protection

TVS Diode600WSMB

The SMBJ51A is a 600W unidirectional TVS diode designed for transient voltage protection in surface-mount applications.

Best for

  • Telecom equipment
  • Industrial electronics
  • Consumer electronics

Avoid if

  • Applications requiring bidirectional protection (use SMBJ51CA instead)

Check before use

  • Verify the transient energy levels and ensure the clamping voltage does not exceed the maximum rating of protected components.

Key specifications

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

Compliance & Environment

RoHS
RoHS compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

IndustrialConsumer

Datasheet

bda5383ff6e15874ff958cd72420c659_SMBJ SERIES N0193 REV.D.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SMBJ51A: 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

The SMBJ51A is a 600W transient voltage suppressor (TVS) diode in an SMB package, providing unidirectional protection with a 51V reverse stand-off voltage.