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20D331K AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

20D331K product

20D331K

Circuit Protection

MOVSurge Protection20mm

The HEL 20D331K is a 20mm metal oxide varistor (MOV) providing robust transient voltage protection for AC/DC circuits.

Best for

  • AC line protection
  • Power supply surge suppression

Avoid if

  • High-frequency signal lines where capacitance may interfere

Check before use

  • Verify the clamping voltage is sufficient for the downstream components' voltage tolerance.

Key specifications

Varistor Voltage
330V
Max AC Voltage
210V
Peak Current
6.5kA

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Power SuppliesIndustrial Equipment

Datasheet

9ddf7fa3528b5e604d62cfbc4d0ce0c6.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for 20D331K: 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
Verified KiCad 8 symbol, footprint, and 3D model
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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 20mm diameter metal oxide varistor (MOV) used for overvoltage protection.