Since relays and fuses cannot meet the requirements of modern E/E vehicle architectures, partial or complete electrification of the primary and secondary power distribution must be taken into account. To address this issue, Infineon Technologies has launched a new generation of ultra-low ohmic high-side switches in a TO-leadless package, the Power PROFET + 12V switch…
STMicroelectronics begins volume production of PowerGaN devices
STMicroelectronics has begun volume production of e-mode PowerGaN HEMT (high-electron-mobility transistor) devices that simplify the design of high-efficiency power-conversion systems. The STPOWER GaN transistors raise performance in applications such as wall adapters, chargers, lighting systems, industrial power supplies, renewable energy applications, and in automotive electrification. The first two products in the family, the SGT120R65AL and SGT65R65AL, are industrial-qualified 650V normally-off G-HEMT in a…
STMicroelectronics launches new family of octal high-side switches
STMicroelectronics has launched a family of octal high-side switches that combine galvanic isolation for robustness, RDS(on) below 260mΩ for energy efficiency and protection, as well as diagnostics for reliability and fault recovery. The 8-channel switches, ISO808, ISO808A, ISO808-1, and ISO808A-1, drive all types of industrial loads — capacitive, resistive, and inductive — with one side connected to ground. Typical…
The market’s first automotive-integrated hot-swap and ORing controllers
The STMicroelectronics STPM801 is the market’s first automotive-qualified integrated hot-swap and ideal-diode controller featured for functional-safety applications. The ideal-diode controller drives an external MOSFET replacing a Schottky diode conventionally used for reverse-input protection and output-voltage holdup. The reduced voltage drop across the MOSFET reduces power dissipation during normal operation, compared to the forward voltage of the Schottky diode. When…
Renesas and Nidec partner on E-Axle semiconductor solutions for EVs
Renesas Electronics Corporation and Nidec Corporation have joined forces to develop semiconductor solutions for the next-generation E-Axle (X-in-1 system), which integrates an electric vehicle (EV) drive motor and power electronics for EVs. Today’s EVs are increasingly adopting the 3-in-1 unit called E-Axle, which integrates a motor, inverter, and gearbox (reduction gear). To ensure high performance…
Infineon’s CoolSiC XHP 2 high-power modules enable energy efficiency
To meet global climate targets, transportation must shift to more environmentally friendly vehicles such as energy-efficient electrified trains. Trains, however, have demanding operating profiles with frequent acceleration and braking, while being expected to operate reliably over a long service life. Consequently, energy-efficient traction applications with high-power density, reliability, and quality are required for implementation. Infineon…
Infineon adds to its CoolSiC power modules for automotive applications
Infineon Technologies has launched the OptiMOS 7 40V MOSFET family, its latest generation of power MOSFETs for automotive applications in a variety of lead-free and robust power packages. The new family combines 300 mm thin-wafer technology with innovative packaging to deliver significant performance benefits in tiny packages. This makes the MOSFETs ideal for all standard and…
Infineon releases complete portfolio of high-quality GaN devices
Infineon Technologies AG has successfully integrated the CoolGaN 600 V hybrid-drain-embedded gate-injection transistor (HD-GIT) technology into its in-house manufacturing. The company is now releasing the complete portfolio of its high-quality GaN devices to the broader market. Taking advantage of Infineon’s fully owned and controlled supply chain, the expanded GaN portfolio includes a wide range of…
Infineon launches new automotive smart high-side power-switch portfolio
Today, almost every new car is equipped with advanced driver-assistance systems (ADAS), and the automotive industry is striving for even higher automation. Such safety-critical systems require a dependable and intelligent board net architecture and, in combination with more comfort functionalities, lead to an increasing number of loads. The E/E architecture further requires reliable and intelligent…
STMicroelectronics launches iso buck converters for protected power conversion
The STMicroelectronics L6983i 10W isolated buck (iso-buck) converter ensures high efficiency and a compact footprint — with advantages including low quiescent current and 3.5V-38V input-voltage range. The L6983i is suitable for applications that require an isolated DC-DC converter. It implements an iso-buck topology, which uses fewer components than a conventional isolated flyback converter and requires no…
CUI launches new isolated dc-dc converters
CUI Inc, a Bel group company, announced the addition of two isolated dc-dc converters with the PQQC3-OS and PQQC6-OS series — featuring a 2:1 input range, 36~75 Vdc, and a single regulated output. The series is certified to 62368 safety standards for CE and UKCA and are suited for a variety of industrial, test & measurement, and…
STMicroelectronics’ new VIPerGaN converters save space and raise efficiency
STMicroelectronics has extended its high-voltage wide-bandgap power-converter family by adding the VIPerGaN100 and VIPerGaN65 for single-switch quasi-resonant (QR) flyback converters up to 100 and 65W. The compact and highly integrated design targets switched-mode power supplies (SMPS) for USB-PD chargers, home appliances, smart-building controllers, lighting, air conditioning, smart metering, and other industrial applications. Each device integrates a pulse-width…
Vishay offers automotive-grade thick-film chip resistors
Vishay Intertechnology has introduced a new series of automotive-grade thick-film chip resistors in the compact 2512 case size with high working voltages up to 1415 V. The Vishay Techno CDMA series devices are designed to lower component counts and placement costs for automotive and industrial applications. The reduce PCB sizes, providing increased accuracy and stability.…
Renesas offers advanced wireless power transmitter technology
Renesas Electronics Corporation, a supplier of advanced semiconductor solutions, presented advancements in charging technology for mobile devices at the prestigious International Solid-State Circuits Conference (ISSCC) in San Francisco, last week. During the conference, Renesas described its single-chip wireless power transmitter solution that measures AC and DC transmitter power for improved accuracy and safety. The presentation…
STMicroelectronics’ flyback controller boosts LED performance
STMicroelectronics’ HVLED101 90-400V flyback controller for LED-lighting applications up to 180W enhances performance and simplifies design through extensive feature integration, patented control techniques, and support for primary-sensing regulation. Joining ST’s HVLED family of high-power-factor controllers, the HVLED101 contains 800V startup circuitry that cuts the LED turn-on time to less than 250ms. High-voltage input-sensing circuitry and a maximum…
Gridspertise and STMicroelectronics encouraging customers to take an active role in the energy market
Gridspertise, a global player dedicated to supporting distribution system operators worldwide in accelerating the digital transformation of electricity grids, and STMicroelectronics, a global semiconductor provider, announced that they have entered a new phase of their long-term collaboration on smart-meter technologies. The two companies’ collaboration started in the early 2000s with one of Gridspertise’s shareholders Enel.…
STMicroelectronics releases automotive high-side gate drivers
STMicroelectronics has released single, double, and four-channel automotive high-side gate drivers in a common PowerSSO-16 package style, with pin assignments that simplify scaling circuit designs to add more driver channels. The gate drivers target applications throughout the vehicle, including safety, comfort, powertrain, body electronics, infotainment, and driver-assistance systems. Meeting the automotive industry’s LV124 test schedule for…
STMicroelectronics expands its range of USB-PD digital controllers
STMicroelectronics is extending its highly integrated and power-saving ST-ONE family of USB Power Delivery (USB-PD) digital controllers by introducing the ST-ONEMP, which supports two power outputs. The ST-ONEMP builds on the market-first ST-ONE architecture combining an Arm Cortex-M0+ microcontroller, energy-efficient non-complementary active clamp flyback controller, and USB-PD 3.1 interface in a single package. Using galvanic isolation between primary-side…
Vishay offers automotive-grade polymer tantalum chip capacitors
Vishay Intertechnology has introduced a new automotive-grade series of vPolyTan surface-mount polymer tantalum-molded chip capacitors. Designed to deliver improved performance in high temperature, high humidity operating conditions, the AEC-Q200 qualified Vishay Polytech T51 series offers lower ESR, lower voltage derating, and a benign failure mode. The series also maintains higher volumetric efficiency than traditional tantalum…
STMicroelectronics releases flexible, dual-channel digital isolators
STMicroelectronics has extended its family of dual-channel high-speed digital isolators, enhancing flexibility for designers to optimize their board layout. The new STISO620 contains two channels of the same directionality, having all digital inputs on one side of the isolation barrier and all digital outputs on the other side. It joins ST’s digital isolator lineup alongside the STISO621 and…