what is DIAC?

1 Answer

DIAC is a two terminal and four layer device most DIAC have three terminals. DIAC stands for diode for alternating current. It conducts in both direction. It is also used for triggering triac.
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Answer : Yes DIAC can conduct in both direction.

Description : Draw symbol & V-I characteristics of (i) LASCR (ii) DIAC (iii) TRIAC

Answer : (i) LASCR:  (ii) DIAC:  (iii) TRIAC: 

Description : Describe triggering circuit for TRIAC using DIAC.

Answer : Triggering circuit for TRIAC using DIAC: DIAC stands for diode alternating current. It's a two terminal four layer bidirectional device. It conducts in both directions. DIAC is used for triggering TRIAC. ... of DIAC to the gate terminal of TRIAC reduces the harmonics.

Description : DIAC DIAC DIAC

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