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SMAJ440A AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

SMAJ440A product

SMAJ440A

TVS - Diodes

TVS400WSMA440V

The SMAJ440A is a 400W surface-mount TVS diode designed for high-voltage transient protection.

Best for

  • High-voltage transient protection
  • Surface-mount PCB designs

Avoid if

  • Applications requiring low clamping voltages
  • High-energy surge environments exceeding 400W

Check before use

  • Verify the maximum transient energy and peak current requirements of the protected circuit.

Key specifications

Peak Pulse Power
400 W
Working Voltage
440 V
Clamping Voltage
713 V

Compliance & Environment

RoHS
RoHS compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Power SuppliesIndustrial Controls

Datasheet

66dac7077ef2af776b7512ebea6236f8_CJ(江苏长电_长晶)&SMAJ440A.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SMAJ440A: 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

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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a 400W Transient Voltage Suppressor (TVS) diode in an SMA package, rated for a working peak reverse voltage of 440V.