![]() ![]() The reverse active (or inverse active) mode has very limited application. Switching applications (e.g., logic circuits) utilize both the cutoff and the saturation modes. ![]() BJT Modes of Operation Mode EBJ CBJ Cutoff Reverse Reverse Active Forward Reverse Reverse active Reverse Forward Saturation Forward Forward The active mode, which is also called forward active mode, is the one used if the transistor is to operate as an amplifier.A simplified structure of the pnp transistor. A simplified structure of the npn transistor.įig. Bipolar transistors can be combined with MOSFETs to create innovative circuits that take advantage of the high-input-impedance and low-power operation of MOSFETs and the very- high-frequency operation and high-current- driving capability of bipolar transistorsįig. ![]() BJT in 1948 ushered the era of solid-state circuits, which led to electronics changing the way.Three terminal device can be used to realize a controlled source.Voltage between two terminals to control the current flowing in the 3rd terminal.Download ppt presentation on bi polar junction transistor and more Physics of semiconductor devices Slides in PDF only on Docsity! Bipolar Junction Transistors (BJTs) INTRODUCTION ![]()
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