Navitas Semiconductor announced the NV6128, a new high-power 650V/800V-rated GaNFast power IC to address the high-power mobile and consumer power electronics market and take market share from the old, slow, silicon chip. The 70 mOhm NV6128 represents a 66% increase in current capability, in a small, 6 x 8 mm PQFN package with a proprietary, […]
drivers
Maximizing the performance of SiC through gate drive techniques
New gate drivers simplify the task of deploying silicon-carbide FETs to shrink the size and boost the efficiency of power inverters. Charlie Ice Silicon Labs The electric vehicle revolution is upon us. Automotive companies search desperately for a technological edge, investors see EV companies as more valuable than traditional automakers, and governments press ahead with […]
New 24 V dual-channel low-side gate driver handles fast MOSFETs, high-current IGBTs
Infineon Technologies AG broadens its EiceDRIVER portfolio with the new 24 V dual-channel low side gate driver with an integrated thermal pad. It can be operated with high switching frequencies as well as the highest peak output currents and offers an enable function. The gate driver is suitable for applications with higher switching frequencies such […]
Half-bridge PCBs help evaluate GaN drivers, transistors
GaN Systems announced the release of two 650V half-bridge daughter cards (30A and 60A), which provide an ultra-versatile platform to evaluate GaN drivers and transistors. The evaluation cards are available in two power levels, up to 3kW (GS-EVB-HB-66508B-RN) and up to 6kW (GS-EVB-HB-66516T-RN), and include the Renesas RAA226110 low-side GaN FET driver. These cards are the industry’s […]
SiPs combine two GaN HEMTs, high-voltage gate drivers
Building upon the advantages of STMicroelectronics’ MasterGaN platform, MasterGaN2 is the first in the new family to contain two asymmetric gallium-nitride (GaN) transistors, delivering an integrated GaN solution suited to soft-switching and active-rectification converter topologies. The 650V normally-off GaN transistors have on-resistance (RDS(on)) of 150mΩ and 225mΩ. Each is combined with an optimized gate driver, making GaN […]
High-temperature snubberless triacs reduce heat sink needs
STMicroelectronics’ 800V 8H Triacs operate at full rated current up to the maximum junction temperature of 150°C, allowing heatsinks in drives for AC loads to be up to 50% smaller to combine compact dimensions with high reliability. Suited to industrial, personal care, smart-home, and smart-building applications, the new Triacs leverage ST’s latest Snubberless high-temperature technology […]
Isolated gate drivers provide 5, 10, 14-A current outputs for SiC MOSFETs, IGBTs
Infineon Technologies AG adds a new generation to its most versatile and simple to use EiceDRIVER 1ED Compact isolated gate driver family: the X3 Compact (1ED31xx) family. This gate driver provides separate output options together with the active shutdown and short circuit clamping in DSO-8 300 mil package. The active Miller clamp option is best […]
Three-phase half-bridge driver ICs control brushless motors for e bikes, power tools
STMicroelectronics has created an integrated three-phase half-bridge driver IC with performance optimized for low-voltage industrial applications up to 75V, delivering a space-efficient and power-saving solution to control three-phase brushless motors in e-bikes, power tools, pumps, fans, light machinery, gaming consoles, and other equipment. The STDRIVE101 embeds three half-bridge drivers for external N-Channel MOSFETs, each able to sink […]
Galvanically isolated gate drivers for IGBTs, SiC and Si MOSFETs
Infineon Technologies AG has launched the EiceDRIVER X3 Enhanced analog (1ED34xx) and digital (1ED38xx) gate driver ICs. These devices provide a typical output current of 3, 6, and 9 A, precise short-circuit detection, a Miller clamp, and soft turn-off. In addition, 1ED34xx offers an adjustable desaturation filter time and soft turn-off current with external resistors. […]
Eval board helps evaluate 100-V high-speed, GaN half-bridges
GaN Systems announced a new 100V High-Speed, Half-Bridge Evaluation Board (GS-EVB-HB-61008P-ON) in collaboration with ON Semiconductor (OnSemi), a world-leading supplier of power semiconductor ICs. Available now through distribution partners, this high-performance solution is developed for existing and new PCB designs and allows power electronics designers to easily evaluate GaN for growing 48V market applications, including non-isolated step-down converters, non-isolated […]
