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  • Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

bjt

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    Circuit Review Controlling the Low power mode of Buck Boost converter using a Microcontroller

    I am using TPS63000 in my design and I need to control PS/SYNC pin using a micro-controller. The input to the buck boost converter is 3V to 4.3V which is coming from a battery. The output of the converter is 3.3V The microcontroller is working at 3.3V. This 3.3V is coming from TPS6300 I am...
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    JFET/BJT assignment

    Please help me with this assignment. Due date is 23rd May 2024. I have no idea about this chapter and where to start. It would be grateful to help me.
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    BJT or MOSFET for 4017 Relay Driver Circuit retaining High-Level Logic Output

    Hello there, I'll start by saying I'm by no means an expert in electronic design, so please bear with me. Also my schematic and the datasheets I'm using will all be attached to this post. I'm designing a circuit whereby the output of a 4017B IC is driving a relay via a BC337-25 BJT Transistor...
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    Bjt Help

    Hello guys , i am preparing for my exams and i am trying to solve this. Can someone tell me if i calculated Rin and Rout correctly? I am not sure if i should use β*re or β(re+Re). Thank you in advance, i am really stuck. This is a emmiter follower right?

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