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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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