Part Number: UCC25661EVM-128 By changing transformer and resonant capacitor, can i operate for high frequency (Upto 700kHz) on same board or should i change more components? I want to verify high frequency operation.
Part Number: UCC25661EVM-128 Other Parts Discussed in Thread: UCC25661 Tool/software: Dear TI Support Team,
I am currently evaluating the UCC25661EVM-128 evaluation board as part of a power supply development project. To support our ongoing design and…
Part Number: UCC25661EVM-128 Tool/software: When I looking Gain curve (The Integrated Leakage mode is selected) there is one thing that I don't quite understand, the graphs don't intersect the (1,1) coordinate (arrow in figure below)?
Typically the…
Hi Yamini,
Cr = 95.20 nF, Lr = 1.064 uH, Ln = 3, Qe = 0.11, Fres. = 500 kHz
With these parameter Gain vs frequency curve is:
My question is 1.) i want to test these parametar on evolution board UCC25661EVM-128. By changing transformer, resonant…
Hi, please find the attached datasheet and design calculators below:
5287.ucc25661.pdf UCC25661x_Calc-3.3.xlsm
You can start using these 2 tools. These will be updated in website very soon, It is in process. You can start ordering and designing the…
Hi Anand,
For the mentioned application you can use UCC25661x which will support both 400W and 1kW power levels. Also, it has improved control technique and protection features.
UCC25661
ucc25661.pdf
A new revision for the above datasheet yet…
Hi Lutz, the industrial version needs to be republished as it has some errors, currently we are in that process.
Please use the following datasheet for now.
ucc25661.pdf
Regards,
Yamini.
