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Auto-Biasing Circuits for Complementary Followers
Auto-Biasing Circuits for Complementary Followers
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Old 13th January 2018, 10:29 AM   #31
Zen Mod is offline Zen Mod  Serbia
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Auto-Biasing Circuits for Complementary Followers
of course , even if I don't like some solution in entirety , there is always something to learn from
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Old 13th January 2018, 06:03 PM   #32
Nelson Pass is offline Nelson Pass  United States
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Auto-Biasing Circuits for Complementary Followers
Quote:
Originally Posted by Mark Johnson View Post
And let's not forget that the nice people at Linear Technology sell an integrated circuit called LT1166, which auto-biases the output stage of an audio power amplifier. (link to document). It can be used with BJT output transistors, or MOSFET output transistors.
I found it very difficult to make it work without oscillation. I invite anyone with
a working example to share it, saving others needless frustration.
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Old 13th January 2018, 06:10 PM   #33
EUVL is offline EUVL  Europe
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Maybe this is of interest to you :
Problem with Bob Cordell's LME49830 and LT1166

Or maybe Bob has some experience also ?


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Old 13th January 2018, 06:16 PM   #34
indra1 is online now indra1  Indonesia
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Many thanks Papa and Patrick.
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Old 13th January 2018, 09:44 PM   #35
Nelson Pass is offline Nelson Pass  United States
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Auto-Biasing Circuits for Complementary Followers
Bob is certainly the guy who would have made it work. I screwed around
with it for a while, and then decided it was too much trouble.
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