Re: Need Triac

From: Mark Zenier (mzenier_at_eskimo.com)
Date: 06/20/04


Date: Sun, 20 Jun 2004 04:42:39 GMT

In article <iac6d0500hfpc33ugabm3jpt2di6ufq4km@4ax.com>,
 <handyman@c---------.com> wrote:
>
>OOPS, Sorry, I read the schematic wrong. You are correct, the ST2 is
>a diac. They had it labelled right next to the triac, and the triac
>was not given a part number. However, after scraping off the silicone
>or whatever it is, from the triac, the part number on the triac is a
>G.E. SC146D.

My old Teccor catalog says that they made this, at least within the
last 10 years or so. Try Mouser or Digi-Key.

It's a 400 volt 10 amp, non-isolated TO-220 Triac, 50 milliamp gate
trigger current. Doesn't look like anything special.

Mark Zenier mzenier@eskimo.com Washington State resident



Relevant Pages

  • Re: Need Triac
    ... On Thu, 17 Jun 2004 16:19:47 GMT, Bill Jeffrey ... >The ST2 data sheet on the same site ... >where the ST2 is a triac, with three leads and a tab to rivet it down. ... >> They call this item a Diac. ...
    (sci.electronics.repair)
  • Re: Need Triac
    ... The ST2 data sheet on the same site ... again a small two-lead glass diode. ... where the ST2 is a triac, with three leads and a tab to rivet it down. ... > They call this item a Diac. ...
    (sci.electronics.repair)
  • Re: Ansteuereinheit =?UTF-8?B?ZsO8ciBNT1NGRVRz?=
    ... So stell ich mir das vor: Ein Diac ist ein offener Schalter. ... Triac schaltet nicht. ... Triac hängt an dem Spannungsteiler 180 Ohm zu Last. ... seien 0V), dann fließt erstmal aller Strom durchs Gate, Vorwiderstand ...
    (de.sci.electronics)
  • Re: Konventionelle Dimmerschaltung
    ... Die Spannung am Widerstand eilt der Spannung am Triac vorraus. ... dort (und somit auch am Diac) gerade 33V erreicht, ...
    (de.sci.electronics)
  • Re: Light output of dimmed lamps
    ... >> And a phase shift cap and a diac in series with the pot. ... Pot and triac alone can sometimes make an unreliable one variable from ... The usual dimmer also has a capacitor and a diac. ...
    (alt.home.repair)