A new gate driver from Power Integrations is designed to integrate into demanding railway applications that require devices capable of withstanding harsh conditions, have high levels of integrations, comprehensive protection features, and a life expectancy of 20 to 30 years. The SCALE-2 gate driver for 130 x 140 mm single IGBT high-power (IHM) modules, commonly […]
Power Electronic Tips
Miniature low-ohm shunt resistors handle 10 W
ROHM Semiconductor announced the development of the GMR320 series of shunt resistors featuring a rated power of 10W, the largest in the high-power, low-ohmic GMR lineup designed for high-power applications in the automotive, industrial equipment, and home appliance sectors. Recent years have seen an increasing demand in the automotive and industrial fields for higher power applications that consume less power. […]
Power modules combine 600-V GaN switches with gate drivers
Power switches based on the wide bandgap (WBG) material gallium nitride (GaN) enable excellent efficiency and high switching frequency, starting a new era in power electronics. To support this development, Infineon Technologies AG adds the new CoolGaN IPS family of integrated power stage (IPS) products to its broad portfolio of WBG power devices. The initial […]
Reference design details GaN-based 3-kW LLC resonant converter
GaN Systems introduced a new reference design for a high density, high efficiency GaN-based 3kW LLC Resonant Converter (GS-EVB-LLC-3KW-GS) aimed to reduce design cycles, costs, and time to market for companies developing data center, telecom, and industrial switching mode power supply (SMPS) applications. The full-bridge LLC resonant converter design, integrating GaN Systems’ 650 V E-mode transistors, exceeds the […]
Demo board powers 400-W BLDC motors with GaN
EPC announces the availability of the EPC9146, a 400 W motor drive demonstration. The EPC9146 power board contains three independently controlled half-bridge circuits, featuring the EPC2152 monolithic ePower Stage with integrated gate driver, 80 V maximum device voltage, 15 A (10 ARMS) maximum output current. The inverter board measures just 81 mm x 75 mm […]
Sager Electronics now handles Recom Power RAC series ac/dc converters
Electronics distributor Sager Electronics now stocks RECOM Power’s RAC02E-K/277 & RAC03E-K/277 series 2-W and 3-W ac/dc converters. RECOM Power’s RAC02E-K/277 and RAC03E-K/277 series ac/dc modules are capable of 277 Vac with 4-kVac isolation. Providing versatile power in a compact space, these converters offer outputs ranging from 3.3 V up to 24 Vdc and a footprint […]
Light-weight 750-W step-down dc-dc converter outputs 3.3 to 18 V
The 750-W-rated i7A non-isolated dc-dc converters are capable of operating from an input voltage of 18 to 32V. The step-down converters deliver an output voltage that can be adjusted from 3.3 to 18 V with an output current of up to 45 A. The series has been optimized for a 24-V nominal input and, weighing […]
Overcoming stepper motor design challenges in 3D printers
By Dipankar Mitra, System Engineer, Texas Instruments 3D printing is a fast-emerging market with significant growth potential. 3D printers create three-dimensional objects, with complex shapes and geometries, through the successive deposition of materials directly from a computer-aided design model. The agriculture, health care, automotive, locomotive, and aviation industries are some of the first adopters of […]
Hybrid flyback controller optimized for USB chargers/adapters
Rapid technology and market developments in the fast charger and adapter market continuously challenge designers of power supply systems. To meet the increasing demand for higher power density and energy efficiency, Infineon Technologies AG expands its XDP family by adding the first application-specific standard product based on an asymmetric half-bridge flyback topology. Available in a […]
Automotive power modules based on SiC MOSFETs
Infineon Technologies AG introduced a new automotive power module with CoolSiC MOSFET technology. At this year’s virtual PCIM trade show, Infineon will present the new HybridPACK Drive CoolSiC, a full-bridge module with 1200 V blocking voltage optimized for traction inverters in electric vehicles (EV). The power module is based on the automotive CoolSiC trench MOSFET […]
