Today's homes are increasingly connected. Everyday appliances, from lights and ceiling fans to washing machines are now being connected to the Internet. The Internet of Things (IoT) is redefining our home environment, creating new ways to manage energy, increase comfort, and enhance entertainment.


Compact models are mathematical descriptions (equations) of semiconductor devices used in analog circuit simulators. NXP has a simulator-independent compact transistor model library, called SiMKit. Here you can find the latest model information and downloads including full documentation as well as complete SiMKit source code.


Spice models for the PEMI series

Thermal Models and test data

Spice models for the PSMN series

Spice models for the BUK series