ProjectsPricingInsights

SMAJ78CA AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

SMAJ78CA product

SMAJ78CA

TVS - Diodes

TVS DiodeBidirectional400WSMA

The SMAJ78CA is a 400W bidirectional TVS diode in an SMA package, providing robust transient voltage protection for sensitive electronics.

Best for

  • Circuit protection in computer systems
  • Domestic appliances
  • Video input interfaces

Avoid if

  • The circuit requires a unidirectional device or the operating voltage exceeds the breakdown voltage range.

Check before use

  • Verify the surge waveform requirements and ensure the clamping voltage is within the safe operating limits of downstream components.

Key specifications

Standoff Voltage
78 V
Peak Pulse Power
400 W
Clamping Voltage
126 V

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
1
ECCN
EAR99
HTSUS
8541100080.0

Application

General Circuit Protection

Datasheet

Bourns-company-36.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SMAJ78CA: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
Get Files
PCB Footprint
Land pattern for PCB layout
Get Files
3D Model
STEP file for mechanical design
Get Files
KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
Generate library

Login required · CAD models billed separately as an add-on

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 bidirectional transient voltage suppression (TVS) diode used to protect electronic circuits from voltage spikes.