ucd 25 watts to 1200 watts using 2 mosfets - Page 187 - diyAudio
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Old 21st March 2012, 05:55 PM   #1861
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Quote:
Originally Posted by andrewlebon View Post
Hi
greetings ugly wiring but its WORKING many many THANKS to CPS DIMONIS
and NORAZMI for their valuable help
warm regards
andrew lebon
Hello,

Have you tried cakeamp too?
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Old 28th March 2012, 08:04 AM   #1862
stewin is offline stewin  Kenya
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hi guys is this fet good with this amp irfb4229 at +/- 90vlts at 2ohms ?
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Old 28th March 2012, 12:26 PM   #1863
manojtm is offline manojtm  India
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Hi all
tested my PCB(3x IRFP240). Its working good.some modification made i will post my schematic soon
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Old 28th March 2012, 03:33 PM   #1864
stewin is offline stewin  Kenya
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Originally Posted by stewin View Post
hi guys is this fet good with this amp irfb4229 at +/- 90vlts at 2ohms ?
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Old 28th March 2012, 04:14 PM   #1865
Dimonis is offline Dimonis  Russian Federation
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Do you have any alternative or similar to compare with ?
I think no , so use 'em , they'll do.
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Old 28th March 2012, 04:42 PM   #1866
stewin is offline stewin  Kenya
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they are the only good high voltage fets i have found so far than irfb23n20
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Old 28th March 2012, 05:18 PM   #1867
Dimonis is offline Dimonis  Russian Federation
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stewin,
23n20 has the breakdown voltage of 200V , they aren't good for +\-90V application .
So as the other 200V mosfets !
4229 has 250V breakdown .
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Old 28th March 2012, 05:51 PM   #1868
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Hi Manojtm i used 600 khz oscillator based on your schematic my IR2110 IS DEAD,my IRF240 also dead,hope you can post your schematic with modification,thank's.
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Old 28th March 2012, 07:15 PM   #1869
stewin is offline stewin  Kenya
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Originally Posted by Dimonis View Post
stewin,
23n20 has the breakdown voltage of 200V , they aren't good for +\-90V application .
So as the other 200V mosfets !
4229 has 250V breakdown .
thanks dimonis, now i've got a reliable D mosfet(irfb4229) to use i hope it wont heat up like crazy as the irfb23n20
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Old 28th March 2012, 07:32 PM   #1870
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Hi Stewin what schematic you're using?can you share it?thank's.
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