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Class D Switching Power Amplifiers and Power D/A conversion

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Old 15th June 2009, 09:17 AM   #31
agithegreat is offline agithegreat  United Kingdom
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Sorry yes on the fets (the 10 of them) on one side i get -110v and the other side of the board i get +110v.
Thats all from the gnd of the battery.
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Old 15th June 2009, 09:27 AM   #32
luka is offline luka  Slovenia
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Location: in Slovenia :)
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ok that cool, half bridge then with +/-110v unloaded... 5 fets for each side...

now also check with scope, there fets from one side have common point before or just on inductor, if you get squere wave signal, it will be big, 220v peak to peak
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