Provide Voltage to microcontroller

Discussion in 'General Electronics Chat' started by TheDag, Apr 13, 2012.

  1. TheDag

    Thread Starter Member

    Jan 1, 2010
    94
    1
    Hi,
    I Have Bluetooth Headset, for power up the Headset, I Have to transfer volts from the Battery+ to the microcontroller(Transfer volts from Pad "X" to Pad "Y"(SMD PCB))
    I Mean, when 555 pulse for 5 seconds, its do that thing......
    I Have circuit that should do this, but its not working.....
    How can I Do that??

    Thanks...
     
  2. panic mode

    Well-Known Member

    Oct 10, 2011
    1,280
    283
    what are voltages at various points? what is gain of last transistor? what is current draw of your Bluetooth Headset?
     
  3. chrisw1990

    Active Member

    Oct 22, 2011
    543
    41
    perhaps a better start is why? why do you need to do this?
     
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