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Recent content by Stardom

  1. S

    Calculating Mosfet Gate Current

    K. So i got it. Thanks!
  2. S

    Heat Sink for TO-220 Powerpack

    Thanks. This is much more useful than searching digikey :D
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    Heat Sink for TO-220 Powerpack

    I'm trying to find a heatsink that will fit the 11-Lead TO-220 Power Package (T). However, i have never heard of a TO-220 power package heatsink. I don't think just any To-220 heat sink will do, because the width of this package is .788 inches and .860 inches high from the heat sink hole to the...
  4. S

    Calculating Mosfet Gate Current

    Thank you, this was helpful, especially in searching google for key terms. Just another quick question. For internal switching full bridge drivers, specifically the L298 (https://www.st.com/stonline/books/pdf/docs/1773.pdf) , when they say it can take up to 3A dc current, do they mean without a...
  5. S

    Calculating Mosfet Gate Current

    K, but how am i supposed to choose the appropriate mosfet driver chip if i don't know at least an approximation of the gate current? Is there some general rule I don't know about...
  6. S

    Calculating Mosfet Gate Current

    I'm trying to determine what the gate current will be when i turn on a mosfet. The only current way i know to do this is to use the gate charge that the datasheet gives, say 1000pf. Since i know I = dQ/dT = gate charge/start-time i could calculate average current in that time if i knew how fast...
  7. S

    Two Usb Voltage Connected?

    usb voltage I have two usb v+ wires attached to the same voltage line. Will this cause bad things to happen or is it fine? The usb both come from the same computer. Similarly, if I connected a different voltage to the V+ line which is in turn attached to the v+ wire of usb, would this be fine...
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    Help identifying breadboard-like part for pcb

    Hey, Thx for all the help. I'm actually not designing this for a wide audience, but just some friends and I. So, no trade secret, lol. Anyways, I'm going to keep this simple and create two versions, one with the header pins and the other with the turned pins. Plus a crystal + caps, decoupling...
  9. S

    Help identifying breadboard-like part for pcb

    lol, its not a secret. I actually am mistaken, it would fit on the normal width of a breadboard. Did't realize how small those zif were. And wow, that is a great deal... You're correct in that i'm making a simple prototype board. I thought it would be nice if the user could both use it plugged...
  10. S

    Help identifying breadboard-like part for pcb

    You're probably right. They won't use it all at the same time. In addition, I was also thinking of using a 28 pin zif socket with those pins right by the side. However, I'm guessing that that would be too wide... By the way, where would you get your pins? I looked on digikey, and they sell them...
  11. S

    Help identifying breadboard-like part for pcb

    pcb pins for breadboard Thx! But i was hoping there would be a cheaper way ... Do you have any other suggestions? I do remember one playing with a miny idc socket and sticking a wire in it, it seemed to work...
  12. S

    Help identifying breadboard-like part for pcb

    prototype pcb wire socket breadboard -wiki Hey! I'm designing a project in which i want to use a strip of holes in which you can push a wire, just like a breadboard. I am having trouble identifying what should be used for this. Should i use a straight female pin header (but they have no...

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