Transphorm Inc. Nasdaq TGAN a global leader in robust GaN power semiconductors and Allegro MicroSystems Inc. Allegro Nasdaq ALGM a global leader in power and sensing semiconductor technology for motion control and energyefficient systems today announced a collaboration including Transphorms SuperGaN FETs and Allegros AHV85110 Isolated Gate Driver to enable the expansion of GaN power system design for high power applications.