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SMAJ12CA AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

SMAJ12CA product

SMAJ12CA

TVS - Diodes

TVS Diode400WBidirectionalSMA

The SMAJ12CA is a 400W bidirectional TVS diode designed for circuit protection against voltage transients and ESD in surface-mount applications.

Best for

  • ESD protection
  • Surge suppression
  • Signal line protection

Avoid if

  • Applications requiring higher than 400W peak power dissipation

Check before use

  • Clamping voltage compatibility with downstream components

Key specifications

Peak Pulse Power
400 W
Working Voltage
12 V
Clamping Voltage
19.9 V

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
Level 1
ECCN
EAR99
HTSUS
8541100080.0

Application

Power SuppliesIndustrial Control

Datasheet

Bourns-company-36.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SMAJ12CA: 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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Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

2
PartDetailsMatch
SMAJ15CABOURNS

A form-fit alternate in the same SMA package with a higher 15V standoff voltage; engineering review of protection level is required.

Needs validation

Design and risk insights

Questions & answers

The SMAJ12CA is a bidirectional transient voltage suppressor (TVS) diode with a 400W peak pulse power rating, commonly used for protecting sensitive electronics from voltage spikes.