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MOC3021M AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

MOC3021M product

MOC3021M

SCR Output

OptocouplerTriac Driver400V

The MOC3021M is a reliable 400V random-phase triac driver optocoupler suitable for 115 VAC load control applications.

Best for

  • 115 VAC resistive and inductive load switching

Avoid if

  • Directly driving high-current loads without a power triac

Check before use

  • Snubber circuit requirements for inductive loads

Key specifications

Peak Blocking Voltage
400 V
Isolation Voltage
4170 VACRMS
Trigger Current
15 mA

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
REACH Unaffected
MSL
Not Applicable
ECCN
EAR99
HTSUS
8541.49.8000

Application

Industrial ControlsSolid State Relay

Datasheet

Fairchild-Semiconductor-company-11.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for MOC3021M: 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 6-pin DIP optocoupler containing a GaAs infrared LED and a light-activated silicon bilateral switch, used to drive power triacs.