Control Circuit Problem

Discussion in 'General Electronics Chat' started by Engr, Mar 18, 2010.

  1. Engr

    Thread Starter Member

    Mar 17, 2010
    114
    5
    Hi Guys,

    I need help on a control circuit that will turn on/ off the BJT. I want to turn the BJT on/ off using a mosfet but I am not sure how to bias it. Can anyone help me on the control circuit.
     
  2. ifixit

    Distinguished Member

    Nov 20, 2008
    638
    108
    Try this PMOS solution. There is no signal inversion.

    Good Luck,
    Ifixit
     
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