SPICE Model Examples

Some examples using GaNPower’s GaN HEMTs LTSPICE models. Please note that the model files such as the .lib and .asy files need to be placed in corresponding LTSPICE installation folders before using the simulation file (.asc file). For detailed information, please refer to Analog Devices’ video instructions such as this or text instructions here

• An example of three phase inverter and motor simulation file can be downloaded here, the related documentation can be found here
  

• Proof of concept LTSPice simulation of 6.78MHz wireless charger emitter using GaNPower GaN+silicon driver copackage (GPI65030CO).Topology and design method based on ref: “Single-Stage 6.78 MHz Power-Amplifier Design Using High-Voltage GaN Power ICs for Wireless Charging Applications,” Lingxiao Xue, Jason Zhang, March 2017,DOI: 10.1109/APEC.2017.7931237, 2017 IEEE APEC. The simulation file can be downloaded here

• An example for Unclamped Inductive Switching (UIS) can be downloaded here

• An example for LLC switching can be downloaded here

• An example for LLC switching with GaN+Si Driver IC can be downloaded here

• A introduction of 45V to 345V Boost Converter Example using GPI65015TO LTSPICE Model can be downloaded here, the simulation file associated with this example can be found here

GaNPowerIC^TM application SPICE circuit models

• A SPICE model example of LLC-DCDC using GPI8HINOIC PowerIC can be downloaded here. A presentation file summarizing the results can be found here.

• A SPICE model example of buck converter -DCDC using GPI8HINOIC PowerIC can be downloaded here. A presentation file summarizing the results can be found here.

• A simplified 3-phase inverter using existing IPM controller
  using GPI6508DFIC PowerIC can be downloaded here.
  A presentation file summarizing the results can be found here.

• A 3-phase inverter using GaNPowerIC GPI8HINOIC can be downloaded here.
  A presentation file summarizing the results can be found here.

Simulation and Application for 1200V GaNFET

1200V GaNPower GaNFET can be used to design a full-bridge inverter. LTSpice model files can be downloaded here while an application note can be found here.

Modeling PFC Converter Usin g 1200V GaNPower devices

Using LTSpice simulator, Boost PFC and totem Pole PFC can be designed using GaNPower 1200V GaNFET.

Circuit implementation takes feedbacks from output voltage and inductor current in a form easy to implement using op-amp or digitally controlled using the tanh() function.

LTSpice model files can be downloaded here while an application note can be found here.