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Chip Amps Amplifiers based on integrated circuits

LM3886 single supply.
LM3886 single supply.
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Old 23rd March 2004, 10:49 PM   #1
unitgain is offline unitgain  Israel
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Default LM3886 single supply.

Im trying to understand the app note. What does Q1 do in the single supply schematics? It's not in the externl components list.
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Old 24th March 2004, 07:21 AM   #2
peranders is offline peranders  Sweden
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LM3886 single supply.
Q1 feeds the GND pin with low impedance (simulates real ground).
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Old 24th March 2004, 12:10 PM   #3
unitgain is offline unitgain  Israel
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Thanks, Per.
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