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Recent content by dcoaster

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    Converting a 50ohm scope input to 1Meg?

    Hi all, I'm trying to use a microcontroller's GPIO output to trigger the scope using it's aux trig input channel (because all other channels are filled). Turns out that won't work because the aux trig input is 50ohms and the GPIO can't obviously drive it. Would it be possible to convert (using...
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    Purpose of Dual PMOS common source configuration

    Hi all, I'm starting a design of a power controller using the LTC 4417 chip (https://www.linear.com/product/LTC4417). In the typical application, it shows the use of dual PMOS in a common source configuration. What exactly is the purpose of using two versus just a single PMOS? Is it simply for...

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