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TL494 Circuit (Requesting move?)

Move Thread

LAN_403

Thomas W

Thu Aug 22 2013, 10:46PM

Registered Member #3324 Joined: Sun Oct 17 2010, 06:57PM
Location:
Posts: 1276

Hey, i built this circuit on breadboard, it was an almost perfect square wave, but ive
built it on protoboard and im getting this waveform:

Built:

Circuit:

( Original )

Any Ideas?

Thanks, TCW

Yandersen

Fri Aug 23 2013, 03:44AM

Registered Member #6944 Joined: Fri Sept 28 2012, 04:54PM
Location: Canada
Posts: 340

Use smaller values of R3 and R4 to charge output capacitances faster (shape will be more square).

Thomas W

Fri Aug 23 2013, 03:59AM

Registered Member #3324 Joined: Sun Oct 17 2010, 06:57PM
Location:
Posts: 1276

Thanks! il give it a go tommorow (when its not 5AM after a Saint's Row IV Marathon)

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