Oct 2, 2015 #1 K kushal nandanwar Full Member level 3 Joined Jun 9, 2013 Messages 177 Helped 6 Reputation 12 Reaction score 6 Trophy points 18 Activity points 1,258 I am looking for circuit for generating varying PWM signal I my application I have used astable multi-vibrator circuit to generate square wave, but I want to vary it's width.
I am looking for circuit for generating varying PWM signal I my application I have used astable multi-vibrator circuit to generate square wave, but I want to vary it's width.
Oct 2, 2015 #2 KlausST Advanced Member level 7 Joined Apr 17, 2014 Messages 25,273 Helped 4,873 Reputation 9,767 Reaction score 5,566 Trophy points 1,393 Activity points 169,208 Hi, Ne555, any microcontroller with PWM output, any comparator, dedicated PWM controller.... Klaus
Oct 3, 2015 #3 K kushal nandanwar Full Member level 3 Joined Jun 9, 2013 Messages 177 Helped 6 Reputation 12 Reaction score 6 Trophy points 18 Activity points 1,258 I am working on some basic level of electronic . My application is buck-boost convector for with I need circuit which can produce varying PWM while sensing output voltage. Do not want to use IC like 555 or microcontorller.
I am working on some basic level of electronic . My application is buck-boost convector for with I need circuit which can produce varying PWM while sensing output voltage. Do not want to use IC like 555 or microcontorller.
Oct 3, 2015 #4 KlausST Advanced Member level 7 Joined Apr 17, 2014 Messages 25,273 Helped 4,873 Reputation 9,767 Reaction score 5,566 Trophy points 1,393 Activity points 169,208 Hi, All the above examples should work. If you want buck boost, why don't you look for dedicated buck-boost ICs, or SEPIC ICs? There are a lot ready to buy. Klaus
Hi, All the above examples should work. If you want buck boost, why don't you look for dedicated buck-boost ICs, or SEPIC ICs? There are a lot ready to buy. Klaus