Analog Devices, Inc. introduced a highly efficient multi-phase synchronous boost controller that regulates high-power Class-D amplifiers in automotive infotainment systems. The MAX25203 features both programmable gate drive voltage and current limit blanking time, as well as accurate current balancing, and operates at a high switching frequency to reduce the bill of materials cost and shrink PCB […]
Power Components
Compact contactors handle up to 250 A dc, 1,000 Vdc
TDK Corporation has extended its range of bipolar DC high-voltage contactors to include the new HVC43 (B88269X3**0C011) series. These products complete the existing range by offering continuous currents from 150 A DC to 250 A DC and operating voltages of up to 1000 V DC. The contactors are available in 12 V or 24 V […]
SMD 45-W ADC ICs carry high-voltage super junction MOSFET
ROHM Semiconductor introduced the BM2P06xMF-Z series (BM2P060MF-Z, BM2P061MF-Z, and BM2P063MF-Z) of AC/DC flyback converter ICs with an integrated 730V breakdown MOSFET. These devices are ideal for auxiliary power supply and Switch Mode Power Supply (SMPS) solutions for industrial drives, as well as home appliances including air conditioners, white goods, and factory automation equipment. They require no additional heatsinks and […]
GaN power ICs handle 2 kW to 20 kW apps
Navitas Semiconductor announced that high-power GaN power IC samples are now available for the first time to data center, solar and electric vehicle (EV) customers worldwide. Navitas GaNFast ICs have first introduced to mobile customers three years ago and have become a mainstream, disruptive force in those markets, enabling unprecedented high-efficiency and ultra-fast charging of […]
Single-channel gate driver ICs optimized for GaN HEMTs
Minimized R&D efforts and costs as well as robust and highly efficient operation of medium-voltage gallium-nitride (GaN) switches are key requirements for modern power electronics systems. In accordance with its strategically-designed GaN product portfolio to continuously strengthen full system solutions, Infineon Technologies AG introduces the EiceDRIVER 1EDN71x6G HS 200V single-channel gate driver ICs family. The […]
GaN power semis boast 120mΩ max RDS(on), at 15A max current capability
STMicroelectronics has revealed a new family of GaN power semiconductors in the STPOWER portfolio that can significantly reduce energy use and enable slimmer designs in a huge variety of electronic products. Target applications include consumer equipment such as chargers, external power adapters for PCs, LED-lighting drivers, and power supplies inside televisions and home appliances. This equipment […]
Open-frame 650-W ac-dc converters target healthcare applications
Murata Power Solutions has announced the availability of its PQU650M series, a new line of open frame 650 Watt AC-DC converters developed for the healthcare industry. The high-efficiency rating of the PQU650M series (>95%) is achieved by utilizing the latest LLC topology which allows for a high output power convection rating with zero airflows of […]
External power adapters span 5 to 360-W range
The newest models of MEAN WELL external power adaptors for medical and industrial fields are available now, or coming soon, to Allied Electronics & Automation. These updated pieces — GST Series, GSM Series, and GEM/GE Series — offer a total solution for those in the medical and industrial fields. With more options, customers have more flexibility while getting […]
Fast-recovery epitaxial diodes support higher current applications
A line of fast recovery epitaxial diodes called the PUUPxxH family extends the benefits of FRED technology to applications requiring up to 6 A of operating current. These high-reliability (AEC-Q101 qualified) devices deliver optimized switching speed vs. reverse recovery time. Their soft reverse recovery results in lower noise switching while achieving low losses and increased […]
Current-sensing foil-on-ceramic resistors sport 2 milliohm resistance
High efficiency in consumer electronics has become increasingly important. For portable electronics, this means lower resistance values on current sense resistors for battery and power management. Stackpole’s CSRF series is a foil on ceramic carrier chip resistor that is designed for these applications. The CSRF2512 is now available in resistance values down to 2 milliohms. […]