Apr 28, 2015 #1 J Johnjacob Newbie level 6 Joined Feb 27, 2015 Messages 11 Helped 0 Reputation 0 Reaction score 0 Trophy points 1 Activity points 106 I have read from several different sources that the duty ratio for a Cuk converter is (Vo/Vin)=(-D/(1-D) but several other sources say its: (Vo/Vin)=(D/(1-D) which is the correct one...i'm tad bit confused..
I have read from several different sources that the duty ratio for a Cuk converter is (Vo/Vin)=(-D/(1-D) but several other sources say its: (Vo/Vin)=(D/(1-D) which is the correct one...i'm tad bit confused..
Apr 28, 2015 #2 KlausST Advanced Member level 7 Joined Apr 17, 2014 Messages 25,171 Helped 4,868 Reputation 9,757 Reaction score 5,540 Trophy points 1,393 Activity points 168,419 Hi, Consider duty cycle to be positive, Then the upper formula is for negative output voltage. The lower formula gives positive output voltages. Klaus
Hi, Consider duty cycle to be positive, Then the upper formula is for negative output voltage. The lower formula gives positive output voltages. Klaus
Apr 29, 2015 #3 J Johnjacob Newbie level 6 Joined Feb 27, 2015 Messages 11 Helped 0 Reputation 0 Reaction score 0 Trophy points 1 Activity points 106 KlausST said: Hi, Consider duty cycle to be positive, Then the upper formula is for negative output voltage. The lower formula gives positive output voltages. Klaus Click to expand... Hi, thanks your reply. Thanks make more sense...how about if the converter is an Ac/ac cuk converter....would be simultaneously valid?
KlausST said: Hi, Consider duty cycle to be positive, Then the upper formula is for negative output voltage. The lower formula gives positive output voltages. Klaus Click to expand... Hi, thanks your reply. Thanks make more sense...how about if the converter is an Ac/ac cuk converter....would be simultaneously valid?