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…
STMicroelectronics’ octal high-side switches offer protection and diagnostics
STMicroelectronics’ IPS8160HQ and IPS8160HQ-1 new high-side switches provide eight channels in a compact QFN48L package — with the added value of built-in protection and diagnostics. This unique combination of features saves space and enhances reliability in PLC modules used for driving heavy loads and unidirectional motors in vending machines. Additional applications for the new switches include I/O peripherals…
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 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…
Nexperia introduces in-vehicle network ESD protection portfolio
Nexperia, an expert in essential semiconductors, has introduced an AEC-Q101-qualified portfolio with six ESD protection devices (PESD2CANFD36XX-Q). They’re designed to protect bus lines in automotive in-vehicle networks (IVN) such as LIN, CAN, CAN-FD, FlexRay, and SENT from damage caused by electrostatic discharge (ESD) and other transients. As data rates increase and vehicles feature more electrification,…
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…
Vishay introduces new series of automotive-grade, surface-mount standard rectifiers
Vishay Intertechnology has introduced three new series of automotive-grade, surface-mount standard rectifiers that are the industry’s first devices in the low-profile DFN3820A package with wettable flanks. Providing space-saving, high-efficiency solutions for power line polarity protection and rail-to-rail protection in commercial, industrial, and automotive applications, the 2 A SE20Nx, 3 A SE30Nx, and 4 A SE40Nx are each…
Infineon’s QDPAK and DDPAK cooling packages registered for JEDEC standard
The trends toward higher power density and cost optimization dominate the development goals of efficient high-power applications that create substantial value for segments such as electromobility. To push these boundaries, Infineon Technologies has announced it has successfully registered its QDPAK and DDPAK top-side cooling (TSC) packages, which are ideal for high-voltage MOSFETs as a JEDEC…
STMicroelectronics launches 32-channel ultrasound transmitter for handheld scanners
STMicroelectronics has expanded its family of advanced ultrasound transmitters by adding a 32-channel variant with high output current for portable applications. The new transmitter, STHVUP32, provides ±800mA aimed at portable systems that demand extra drive capability for a coaxial cable-mounted probe. Joining the portfolio alongside the 64-channel STHVUP64, the new 32-channel version contains similar features to increase performance…
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…
Renesas launches intelligent power device for vehicles
Renesas Electronics Corporation, a supplier of advanced semiconductor solutions, has announced a new automotive Intelligent Power Device (IPD) that will safely and flexibly control power distribution within vehicles — addressing the requirements of next-generation E/E (electrical/electronic) architectures. The new RAJ2810024H12HPD is available in the small TO-252-7 package and reduces the mounting area by about 40%…