Advertisement
Help Keep Boards Alive. Support us by going ad free today. See here: https://subscriptions.boards.ie/.
If we do not hit our goal we will be forced to close the site.

Current status: https://keepboardsalive.com/

Annual subs are best for most impact. If you are still undecided on going Ad Free - you can also donate using the Paypal Donate option. All contribution helps. Thank you.
https://www.boards.ie/group/1878-subscribers-forum

Private Group for paid up members of Boards.ie. Join the club.

Why use 555?

  • 03-05-2015 06:03PM
    #1
    pinkbear
    Registered Users, Registered Users 2 Posts: 176 ✭✭


    Hi,
    Need some help for an assignment:

    I have 2 diagrams of circuits that both light an LED for a period of time, based on the values of the resistor and capacitor. One has a 555 timer, the other doesn't.

    Which circuit is better, and why?

    Thanks!


Comments

  • #2
    godtabh
    Moderators, Science, Health & Environment Moderators Posts: 23,261 Mod ✭✭✭✭godtabh


    pinkbear wrote: »
    Hi,
    Need some help for an assignment:

    I have 2 diagrams of circuits that both light an LED for a period of time, based on the values of the resistor and capacitor. One has a 555 timer, the other doesn't.

    Which circuit is better, and why?

    Thanks!

    Ask your lecturer


This discussion has been closed.
Advertisement