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SMAJ40A AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

SMAJ40A product

SMAJ40A

Circuit Protection

TVS Diode400WSMAUni-directional

The SMAJ40A is a 400W unidirectional TVS diode designed for circuit protection against voltage surges.

Best for

  • Surge protection in I/O interfaces and VCC buses

Avoid if

  • The application requires bidirectional protection or higher power dissipation than 400W

Check before use

  • Verify the peak pulse current and clamping voltage requirements

Key specifications

Peak Pulse Power
400 W
Reverse Stand-Off Voltage
40 V
Clamping Voltage
64.5 V

Compliance & Environment

RoHS
-
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

TelecomIndustrial

Datasheet

796f0afe61e717445945d462c08e0fcc_SMAJ SERIES-汽车电子.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SMAJ40A: 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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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

It is a 400W unidirectional Transient Voltage Suppressor (TVS) diode in an SMA package, used to protect sensitive electronic components from voltage spikes.