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4hv.org :: Forums :: Tesla Coils
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Darlington Transistors instead of IGBT

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zzz_julian_zzz
Fri Mar 02 2012, 08:05AM Print
zzz_julian_zzz Registered Member #3964 Joined: Thu Jun 23 2011, 03:23AM
Location: Valenzuela City
Posts: 332
Hi,,

I would like to ask if this Darlington Transistor module

Link2

300Amps/600v is suitable for drsstc applications?

fres 90khz,

Thanks in advance
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Goodchild
Fri Mar 02 2012, 06:13PM
Goodchild Registered Member #2292 Joined: Fri Aug 14 2009, 05:33PM
Location: The Wild West AKA Arizona
Posts: 795
The short answer is no. They are way to slow. If you look at the rise and fall times for the brick they are in the uS range. I wouldn't switch those suckers any faster than 3kHz or 4 kHz and that is with a 10% guideline in regards to Fres.

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zzz_julian_zzz
Mon Mar 05 2012, 02:20AM
zzz_julian_zzz Registered Member #3964 Joined: Thu Jun 23 2011, 03:23AM
Location: Valenzuela City
Posts: 332
hahah ,. I saw also, but a thought =D thanks for the reply..
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