Unlocking the Power of Unijunction Transistors (UJTs)
Discover how Unijunction Transistors (UJTs) are revolutionizing the world of electronics! This essential device, a three-terminal semiconductor, offers unique switching capabilities that are crucial in various applications.
Key Features of UJTs:
- Structure: Comprising an emitter (E) and two bases (B1, B2), UJTs are crafted from n-type silicon with a p-type emitter region.
- Operating Principle: When the emitter voltage exceeds a specific threshold, UJTs switch into a negative-resistance region, allowing for significant current flow.
- Applications: Ideal for use as relaxation oscillators, pulse generators, and timing elements—integral in SCR triggering circuits.
While not a conventional transistor, UJTs serve as reliable trigger and switching devices, showcasing their versatility in tech innovations.
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