MOC3021

Pin Number

Pin Name

Description

1

Anode (A)

Anode pin of the IR LED. Connected to logic input

2

Cathode (C)

Cathode pin of the IR LED

3

NC

No Connection - Cannot be used

4

Triac Main Terminal 1

One end of the Triac which is present inside the IC

5

NC

No Connection – Cannot be used

6

Triac Main Terminal 2

Other end of the Triac which is present inside the IC