GaN Systems and ON Semiconductor released a new 300W BTP-PFC Bridgeless Totem Pole Power Factor Correction (PFC) evaluation board. The board includes ON Semiconductor’s NCP1680, the industry’s first dedicated critical conduction mode (CrM) bridgeless totem-pole PFC controller, and GaN Systems’ 650V GS66508B GaN transistors. The NCP1680 controller and GS66508B transistors combine to deliver an innovative cost-effective and high-performing solution in […]
Consumer electronics
SMD aluminum chip capacitors deliver high-CV, low-ESR performance
AVX Corporation has released a full range of aluminum capacitors spanning three different electrolytic technologies and six different series. This new range of surface-mount aluminum chip capacitors adds a ninth capacitor type to AVX’s already-extensive capacitor product portfolio, which also includes broadband, ceramic, niobium oxide, polymer, film, RF/microwave, tantalum, and supercapacitor technologies. As such, these six […]
AEC-Q200 shielded power inductors target high current density, high temperature apps
Bourns, Inc. released its Model SRP6530A Shielded Power Inductor Series designed to meet the high current density and high-temperature requirements in a variety of applications. These AEC-Q200 compliant inductors feature shielded construction with a metal alloy powder core that offers low magnetic field radiation, low buzz noise, and a wide operating temperature range of –55 °C to +155 °C. […]
LDMOS power transistors optimized for RF power amplifiers
STMicroelectronics is adding a broad range of new devices to the STPOWER family of LDMOS transistors, which comprises three different product series optimized for RF power amplifiers (PAs) in a variety of commercial and industrial applications. Featuring high efficiency and low thermal resistance and packaged to handle high RF power, STPOWER LDMOS devices combine a […]
Rad-hard PoL buck regulator, digital isolators, 100-V GaN FETs target satellite apps
Renesas Electronics Corporation launched a new line of plastic-packaged radiation-hardened (rad-hard) devices for satellite power management systems. The four new devices include the ISL71001SLHM/SEHM point of load (POL) buck regulator, ISL71610SLHM, and ISL71710SLHM digital isolators, and the ISL73033SLHM 100V GaN FET and integrated low-side driver. Combining rad-hard assurance levels with the board area savings and […]
ZVS flyback supplies enable ultra-compact chargers for phones, tablets, laptops
Power Integrations’ new InnoSwitch4-CZ IC is a high-frequency, zero voltage switching (ZVS) flyback switcher which enables a new class of ultra-compact chargers for phones, tablets, and laptops up to 110 W. Anker, the global charging expert for mobile devices, has incorporated the InnoSwitch4-CZ in its new Nano II series of USB PD chargers. With the […]
ZVS chipset enables compact 100-W high power density supplies
Dialog Semiconductor plc announced the availability of its innovative digital Zero Voltage Switching (ZVS) chipset to enable 100 Watt and beyond High Power Density (HPD) Power Supply Units (PSUs) that are 30-50% smaller than conventional high power PSUs. Historically, AC/DC converters have been challenged by thermal constraints associated with the efficiency of the device. Now, with […]
LED enables efficient system designs using new phosphor
AMS-OSRAM is expanding its comprehensive horticulture portfolio with the Osconiq S 5050. There is an ideal light recipe for each plant that includes “ingredients” such as the required wavelengths, intensity, average illumination duration, and much more. Operators of greenhouses and so-called indoor farms naturally want to be as energy-efficient as possible in addition to maximizing […]
700-V buck regulators billed as EMI friendly
Renesas Electronics Corporation unveiled a family of new 700V buck regulators that offers designers numerous advantages over competitive solutions. The new RAA2230XX devices deliver superior power consumption, noise, and EMI suppression, as well as reduced overall system cost. They are ideal for a wide range of applications, including home appliances, sensing systems such as smoke […]
Thyristor array and steering diode combo protect circuits in devices with high-speed data interfaces
ProTek Devices has introduced two new ultra-low capacitance (< 3 pF) low leakage current (< 10nA) thyristor array and steering diode combination devices for circuit protection in consumer entertainment and networking devices like set-top boxes and modems. They specifically provide surge protection in high-speed data interfaces. ProTek Devices’ TRV24-4LC and TRV24-2LC are also ideal […]
