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SMAJ18A AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

SMAJ18A product

SMAJ18A

Component

TVS Diode400WSMA

The SMAJ18A is a 400W unidirectional TVS diode designed for transient voltage protection in surface-mount applications.

Best for

  • Voltage transient protection
  • ESD protection

Avoid if

  • Bipolar protection is required (use SMAJ18CA instead)

Check before use

  • Operating temperature range
  • Peak pulse power requirements

Key specifications

Peak Pulse Power
400 W
Reverse Stand-off Voltage
18 V
Max Clamping Voltage
29.2 V

Compliance & Environment

RoHS
RoHS compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

General Circuit Protection

Datasheet

bdf3f14325ed4263c0a3114450fe2148_2211161800_Shenzhen-Jinkaisheng-Elec-SMAJ18A_C5267290.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SMAJ18A: 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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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 SMAJ18A is a glass-passivated, unidirectional Transient Voltage Suppressor (TVS) diode capable of handling 400W of peak pulse power.