Today’s energy-efficient electric charging systems powering commercial vehicle propulsion, as well as auxiliary power systems, solar inverters, solid-state transformers, and other transportation and industrial applications all, rely on high-voltage switching power devices. To meet these requirements, Microchip Technology Inc. announced the expansion of its silicon carbide portfolio with a family of high-efficiency, high-reliability 1700V silicon carbide MOSFET […]
power modules
PDUs support 240/415Vac 3-phase power distribution
Gateview Technologies announces its support of 240/415VAC 3-Phase WYE rack configurations with its new PowerLok 8700-8800 Series Rack Power Distribution Units (rPDUs). These next-generation PDUs address the increasing adoption of 415VAC 3-phase power as data center operators seek to maximize efficiency while ensuring uptime for their mission-critical equipment. By increasing the voltage of power-distributed IT equipment, transformer […]
Technology trends for increased PoL power densities
The power density of point of load (buck) converters (PoLs) has been increasing for several decades. It is driven by a combination of component improvements and advanced power conversion technologies that produce the increases in power conversion efficiencies needed to support higher power densities. Where are we now? And what’s next? Power density is an […]
High-frequency 100-W PoL converters target USB-PD applications
The CO2 Smart Power family of wide-voltage, high-frequency point-of-load converters now includes a 100-W device targeting USB-PD applications designed to deliver industry-leading efficiency. Operating at a switching speed of 667 kHz, the SZDL3105B fully-integrated dc/dc converter (buck regulator) can supply up to 5 A and 100 W of output power. It accommodates industry-leading wide input […]
optical-isolated IGBT, power module drivers fit in cramped quarters
Renesas Electronics Corporation expanded its family of 8.2mm creepage photocouplers with three new devices designed for operation in harsh industrial automation equipment, solar inverter, and EV charger operating environments. Measuring a mere 2.5mm x 2.1mm in an LSSO5 package, the world’s smallest optical isolated IGBT drivers and intelligent power module (IPM) driver reduce PCB mounting […]
Modular power supplies feature adjustable outputs to 30 V
Vox Power has introduced two new 300W output modules for use with their NEVO+600 and NEVO+1200 series modular power supplies. These very high-reliability output modules are ideal for industrial, machine building, Industry 4.0, robotics, and ITE applications. Requiring two slots on the NEVO+ configurable chassis the OPA2 and OPA3 modules provide field configurable, manually adjustable […]
Power capacitors excel at dc link applications
TDK Corporation presents a new series of EPCOS power capacitors for DC link applications. The new capacitors are available for rated voltages of 700 V DC to 2000 V DC and cover a capacitance range of 20 µF to 270 µF. The current handling capacity can be up to 60 A at 65 °C with […]
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 […]
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 […]
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 […]
