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Class D Switching Power Amplifiers and Power D/A conversion

ucd 25 watts to 1200 watts using 2 mosfets
ucd 25 watts to 1200 watts using 2 mosfets
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Old 8th July 2020, 08:01 PM   #4811
norazmi is offline norazmi  Malaysia
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Stewin for op amp as comparator class D or discrete i suggest the solution to make it always oscillating by putting power resistor 50 ohm 50 watt, so that amp will never failed because its always having load at output.
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Old 9th July 2020, 06:23 AM   #4812
norazmi is offline norazmi  Malaysia
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this is the video stewin , evidence for you i can connect speaker and disconnect speaker at any thime no problem at all

Video ::::: YouTube
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Old 9th July 2020, 11:23 AM   #4813
stewin is offline stewin  Kenya
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hi norazmi thanks for the reply , please share your schematic and what voltage did you use ?
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Old 14th July 2020, 02:54 AM   #4814
norazmi is offline norazmi  Malaysia
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ive use my own schema stewin and because its for production i cannot shared it yet
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Old 14th July 2020, 02:29 PM   #4815
andrewlebon is offline andrewlebon  India
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Default Si2844

Small experiment with Si2844 gate driver ic
Attached Files
File Type: mp4 video-1594735767.mp4 (5.98 MB, 83 views)
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Old 20th July 2020, 11:59 AM   #4816
odnaizutra is offline odnaizutra  Guyana
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very nice!!
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Old 9th August 2020, 01:58 AM   #4817
andrewlebon is offline andrewlebon  India
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Default IGBT DCLASS

Hello
greetings to all the Dclass gurus the IGBT in the data sheet is obsolete
can anyone help me to find a similar or better igbt .
warm regards
Andrew
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Old 9th August 2020, 05:58 PM   #4818
Parag99 is offline Parag99
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Use FGH60N6S2
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