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Old 17th January 2013, 03:47 PM   #3221
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Default higher power smps

small smps under construction trafos 2 heavy
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Old 17th January 2013, 08:55 PM   #3222
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hi
no one can not hellp me for create IRS900 and IRS1500 ?!!!!!!!!!!!!!!
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Old 17th January 2013, 11:29 PM   #3223
exflaco is offline exflaco  Armenia
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Hadi IRS 900 its easy and work cheap material use a correct pcb and the out filter coul use
ei33 old pc with gap 1mm and the sound its very good start 45v and irf640 good choice
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Old 18th January 2013, 12:32 AM   #3224
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DSCN3793 - YouTube
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Old 18th January 2013, 07:00 AM   #3225
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Default thanks to exflaco

Quote:
Originally Posted by exflaco View Post
Hadi IRS 900 its easy and work cheap material use a correct pcb and the out filter coul use
ei33 old pc with gap 1mm and the sound its very good start 45v and irf640 good choice
Hi
mey be my pcb was wrong
but i dont have another pcb file
do you have it ?
i have T106-2 and dont need EI33
i was used IRF250N and 1K ohm OSC resistor
in 45 volt my IRS900 generate smoke in filter capasitor
how much power with IRF640N can generat this amp ?
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Old 18th January 2013, 10:28 AM   #3226
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Quote:
Originally Posted by jlester87 View Post
My new layout for 1KW Class D with onboard OCP and onboard bias supply.
2 Pairs IRFB4227 TO-220
Good day.
Could you send me the files of this amplifier?
Thank you.
luizcpimenta@gmail.com
luizcpimenta@yahoo.com.br
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Old 18th January 2013, 12:05 PM   #3227
exflaco is offline exflaco  Armenia
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Hardi a working one
Attached Files
File Type: pdf IRS-900D _ PCB 2 mejorado.pdf (97.0 KB, 568 views)
File Type: pdf IRS-900D _ Overlay tien chai.pdf (104.2 KB, 467 views)
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Old 18th January 2013, 12:18 PM   #3228
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Quote:
Originally Posted by exflaco View Post
Hardi a working one

hi
thanks my friend
which one is OSC resistor in IRS900 ?
do you have any thing for IRS1500
shematic
pcb
layout
any thing
very thanks
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Old 18th January 2013, 06:41 PM   #3229
exflaco is offline exflaco  Armenia
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Default irs1500

oscilattor resistor 1k
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File Type: zip IRS1500D.zip (49.3 KB, 544 views)
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Old 19th January 2013, 05:49 AM   #3230
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i can not use .LAY files but very thanks for your helping dear friend
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