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Why Opamp is better than BJT?
Both transistor and OP-AMP amplify the signal but the gain of OP-AMP is most. OP-AMP has high input impedance. OP-AMP is slower than transistor and occupies the most area, for this reason it consumes most power.
Is op amp better than transistor?
An Op Amp is often a much better quality amplifier using discrete components and most wide variety of application then transistor. In comparison with transistor it is building block, need to bias it and put it into a gain configuration. A single transistor can not give you differential gain.
Why RF is used in op amp?
They are more flexible to use than discrete transistors, because the biasing of the op amp is independent of the gain and termination. Current feedback amplifiers are more suitable for high frequency, high gain RF design because they do not have the gain / bandwidth limitation of voltage feedback op amps.
Which is better an op amp or a JFET?
There’s a tradeoff, though. JFET input op amps tend to have significantly greater input voltage noise.
Which is better, an op amplifier or a transistor?
OP-AMP is slower than transistor and occupies the most area, for this reason it consumes most power. simple transistor. op amplifier. is the combination of different transistor ,that uses external feedback to controll its functionalities.An electronic amplifier is a device for increasing the power of a signal .
Which is easier to make rail to rail FET opamps?
Nowadays, FET opamps are easier to make rail to rail for both input and output, but again compare the price of even the cheapest MCPxxxx with the old standby LM324. Also note the supply voltage range the LM324 can operate over. That’s a tough trick for most of today’s FET opamps.
Can we use opamp as a driver circuit for a MOSFET?
Op-Amp may be single, dual, quad etc have excellent performance with very low input current and voltage, The output signal is the amplifiers gain multiplied by the value of the input signal, A linear amplifier like an op amp has many different applications. It has a high open loop gain, high input impedance and low output impedance.