Power dissipation in power entry modules

If different electrical components are combined in an appliance inlet to form a power entrymodule, the individual power losses and temperature deratings of all components involvedmust be carefully taken into account in order to ensure long-term safe operation. Power entry modules (PEMs) consist

Transphorm and TDK-Lambda expand AC-DC GaN power module family

Transphorm confirmed that leading power supply manufacturer TDK-Lambda had expanded its GaN-based PFH500F product line. The PFH500F-12 and PFH500F-48 are the second and third modules in TDK’s series of 500-watt AC-DC power supplies. Respectively, they offer 12V and 48V power outputs. As with their predecessor, the