Fairchild MOC3011 Random Phase Triac Driver Application Note

This document is about the applications of MOC30XX series random phase crossing (non-zero crossing) triac drivers

Brand: Fairchild
Category: Other Electronics
Document type: Application Note
Language: English
Pages: 6
File format: PDF
File size: 462 KB
Published: 12 July, 2012
Updated: 30 September, 2023
Model: MOC3011
MD5 checksum: 240BFDC3229F99F1E41458884522820B
PDF: Fairchild MOC3011 Random Phase Triac Driver Application Note PDF

About this manual

This document details the construction and electrical characteristics of the MOC30XX family of random phase (non-zero crossing) triac drivers, specifically focusing on the MOC3011 model. It explains that the device consists of an aluminum gallium arsenide infra-red LED optically coupled to a silicon detector chip, housed in a 6 pin DIP package with 7.5KV AC insulation.

What's inside

Construction
Basic Electrical Description
Triac Driving Requirements
Resistive Loads
Inductive Loads
Snubber Networks
Input Circuitry
Input Protection Circuits
LED Lifetime
Applications

Specifications

Package Type	6 pin DIP
Insulation Voltage	7.5KV AC(PEAK)
LED Forward Drop	1.3 V
Max LED Current	60 mA
Min Blocking Voltage	250 Vdc
On State Current	100 mA
Holding Current	100 µA
Input Trigger Current (IFT)	10 mA

Frequently asked questions

What is the maximum current for the MOC3011M LED?

The maximum current to be passed through the LED is 60 mA.

What is the minimum blocking voltage of the detector?

The detector has a minimum blocking voltage of 250 Vdc in either direction in the off state.

How is the MOC3011M used on 240 Vac lines?

The designer may attach two of them in series to use on 240 Vac lines.

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