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MOC3021S-TA1-A AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

MOC3021S-TA1-A product

MOC3021S-TA1-A

SCR Output

OptocouplerTriac DriverSurface Mount

The MOC3021S-TA1-A is a reliable surface-mount triac driver optocoupler from LITEON, ideal for AC load control applications.

Best for

  • AC motor control
  • Solid-state relay design

Avoid if

  • DC load switching
  • Applications requiring >400V blocking voltage

Check before use

  • Thermal derating at high ambient temperatures

Key specifications

Isolation Voltage
5000 Vrms
VDRM
400 V
Mounting
Surface Mount
dV/dt
1000 V/µs

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
1
ECCN
-
HTSUS
-

Application

Motor ControlSolid State Relays

Datasheet

765138b6692317cc91c523a098f4a3c4_2311032120_Lite-On-MOC3021S-TA1-A_C19188063.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for MOC3021S-TA1-A: 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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KiCad Library
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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a 5-pin surface-mount photocoupler with a triac driver output, used for isolating low-voltage control signals from high-voltage AC loads.