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amplifier circuit

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hazren

New Member
i want to design unity feedback but i dont know the connection.I'm using
LM358 amplifier for LDR circuit.
 

MikeMl

Well-Known Member
Most Helpful Member
You want a gain of 1 or a gain of -1?
 

MikeMl

Well-Known Member
Most Helpful Member
Note that to get full 0 to +supply output swing, you must use a modern opAmp like a TLC2272/4. A 741's output would only swing from ~1.5V to about 8V when powered from 10V.
 

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hazren

New Member
thanks.currently,i'm using l293b for motor driver circuit.I don't understand why current at Vs and Vss must low(told by my supervisor)?
 
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