Modern cars feature numerous advanced driver assistance systems (ADAS). Safety-critical ADAS applications must be designed for high availability, and automated driving functions are even more challenging to implement as they introduce fail operational requirements. The impact on the primary power distribution is the introduction of safety elements to guarantee fast failure isolation in less than […]
drivers
20 Gbps drivers feature 1.8-voltage ratings
Diodes Incorporated has announced further additions to its extensive range of programmable multi-channel linear ReDrivers, releasing three new 20Gbps devices with 1.8V voltage ratings addressing fast-growing USB4 Gen3, Thunderbolt 4.0, and DisplayPort 2.0 standards. The DIODES ReDrivers PI2DPX2020, PI2DPX2023, and PI2DPX2063 are targeted at use in laptops, desktop PCs, workstations, active cables, monitors, and docking applications. Their […]
LIN predriver handles up to 2 kW mechatronic motors
Melexis has introduced the MLX81346, a single chip LIN pre-driver for high power up to 2000 W. The MLX81346 enables motor control miniaturization and efficient silent drive with field-oriented control (FOC). It addresses automotive mechatronic applications – including oil pumps, engine cooling fans, and BLDC positioning actuators. The device is also used in robotic systems […]
BLDC gate drivers optimized for data center cooling fans
Allegro MicroSystems, Inc. has expanded its portfolio of three-phase sensorless BLDC gate drivers. Its newest offerings, the A89332 and A89332-1, are designed to meet the evolving needs of cooling systems in today’s data centers offering flexible options for designers. Available with innovative integrated power loss brake (A89332) and AC-loss (A89332-1) features, these drivers enable compact, high-airflow […]
Full-bridge 50-V gate drivers optimized for automotive and industrial apps
Allegro MicroSystems, Inc. announced two new full-bridge gate drivers for automotive and industrial applications. Available with direct control (A89505) and pulse-width modulation (A89506) options, these devices up-integrate critical features to make system design easier, replacing mechanical relays with solid-state drivers to improve performance and reliability. With built-in capabilities including flexible interface logic, EMI mitigation with […]
Chipset boosts efficiency, cuts component count in LLC converters
The new HiperLCS-2 chipset brings Power Integrations’ unique 600 V FREDFETs and magneto-inductive FluxLink technology to the LLC topology. The result is 98% efficiency and 40% component-count reduction in LLC resonant power converters up to 250 W, eliminating bulky heatsinks or unreliable optocouplers. One-half of the dual-chip solution is the HiperLCS2-HB half-bridge power device utilizing […]
Dual-channel low-side 4/5-A gate driver ICs handle fast MOSFET, WBG switches
Infineon Technologies AG has released the new EiceDRIVER 2EDN product family. Aiming at space-limited designs, the next-generation devices complement the existing 2EDN driver ICs by providing higher system-level efficiencies, excellent power density, and consistent system robustness with fewer external components. Building upon this expansion, the 2EDN family is now able to drive the power switch […]
Coil drivers for wireless charging transmitter circuits handle up to 50 W
Alpha and Omega Semiconductor Limited announced the release of AOZ32034AQV, a new product in the family of coil drivers for wireless charging transmitter circuits of up to 50W. Packaged in a thermally enhanced QFN 4 x 4 package, the device is designed for wireless charging applications in charging stations, cordless power tools, vacuum cleaners, drones, and other […]
Power gate drivers include short-circuit protection
The highest possible system efficiency is a key requirement for modern power electronics which is driving the development of increasingly higher power densities. However, high system values are at stake should short-circuit events occur. To prevent this and enable systems with the best protection, Infineon Technologies AG is expanding its portfolio of isolated EiceDRIVER Enhanced […]
MOSFET gate drivers carry SPI interface
Battery systems for 48 V are used in multiple, growing market categories including Mild Hybrid Electrical Vehicles, trucks, e-wheelers, and battery packs for solar panels. These Li-ion battery systems need to be protected against negative and positive voltages. In addition, these batteries must be able to quickly and reliably disconnect from loads within microseconds, in the […]
