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UC2843A: UC2843A spice model for LTspice

Part Number: UC2843A

We have buck supply designed based on UC2843 and i'm trying to simulate using LTspice. From below PSpice model which one works for me and what is the difference. Also, inside there is a "steady" and "start" .sub circuit are there, which one I need to pick. Thank you!

Models (2)

UCC28C43 PSpice Transient Model PSpice Model ZIP 09 Dec 2008
UCCx8C43 Unencrypted PSpice Transient Model PSpice Model ZIP 18 Feb 2016
  • Hi Srinivas,

    The unencrypted file has the complete netlist for test bench including the UCCx8C43 model. If you open the file in a text editor you can copy the sub circuit for the UCCx8C43 out and create the controller netlist of the controllel for your simulator.