ProjectsPricingInsights

SM8S43A AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

SM8S43A product

SM8S43A

Transient Voltage Suppressors (TVS)

AutomotiveTVS Diode6600WDO-218AB

The SM8S43A is a 6600W automotive-grade TVS diode designed for high-power transient voltage suppression in a DO-218AB surface mount package.

Best for

  • Automotive load dump protection
  • High-power industrial surge suppression

Avoid if

  • Applications requiring bidirectional protection

Check before use

  • Thermal management on the PCB

Key specifications

Peak Pulse Power
6600 W
Working Voltage
43 V
Clamping Voltage
69.4 V
Package
DO-218AB

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
REACH Unaffected
MSL
1 (Unlimited)
ECCN
EAR99
HTSUS
8541.10.0080

Application

AutomotiveIndustrial

Datasheet

f470a3986964df7d57f0c332bb1b3bac_SM8S20A THRU SM8S43A N2148 REV.-.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SM8S43A: 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

The SM8S43A is a unidirectional transient voltage suppressor (TVS) diode optimized for automotive applications, capable of handling 6600W peak pulse power.