Does a transistor amplify current or voltage

transistor is a current-controlled device. current amplification only in common basic mode, only voltage amplification occurs, in common collector mode, only current amplification occurs, in common emitter mode, amplification of…

Can transistors work with ac

Can transistors work with ac? Yes. the exact function depends on how you connect the transistor. in addition, the frequency changes the gain of the transistor. use a power bjt…

Why are PNP transistors used

Why are PNP transistors used? We use pnp mainly for convenience and to simplify certain circuits. npn is a device used to reduce current, while pnp is a device used…

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