STMicroelectronics has introduced the L9918 automotive alternator regulator, with enhanced features to ensure the stability of 12V vehicle electrical systems. The regulator contains a MOSFET to deliver an alternator excitation current and a freewheeling diode to handle the rotor current when excitation is turned off. Closed-loop operation with load response control (LRC) and return […]
MOSFETS
Power module pair simplify SiC inverter designs
STMicroelectronics has released two STPOWER modules that contain 1200V silicon-carbide (SiC) MOSFETs in popular configurations. Each uses ST’s ACEPACK[1] 2 package technology to ensure high power density and simplified assembly. The first of the new modules, the A2F12M12W2-F1, is a four-pack module that provides a convenient and compact full-bridge solution for circuits such as DC/DC converters. […]
200-V MOSFETs target EV motor control, power supplies
Magnachip Semiconductor Corporation announced that the company has introduced its third-generation 200V Medium Voltage (MV) Metal-Oxide-Semiconductor Field-Effect Transistors (MOSFETs) for Light Electric Vehicles (LEV) motor controllers and industrial power supplies. To maximize energy efficiency in power devices, Magnachip’s new 200V MOSFETs incorporate third-generation trench MOSFET technology. The capacitance was reduced by 50% compared to the previous generation […]
Enabling a do-it-yourself hot-swap circuit design using a hybrid architecture
By Durga Praveen G and Rakesh Panguloori, Texas Instruments There is unprecedented demand for highly available and redundant systems to offer the best user experience. For example, in communications, banking, and industrial automated systems, any amount of system downtime could potentially lead to lost customers. The implementation of a hot-swap circuit at the input of […]
40-V automotive-compliant synchronous buck converter features high efficiency
Diodes Incorporated has announced a further addition to its family of automotive-compliant DC-DC converters. The DIODES AP64060Q is a 600mA synchronous buck converter device with an input voltage range that covers 4.5V to 40V. It incorporates a 600mΩ high-side power MOSFET plus a 300mΩ low-side power MOSFET so that high-efficiency step-down conversion (reaching 90%) can be […]
Efficient 750-V SiC FETs target onboard chargers, soft-switched converters
Qorvo announced seven 750V silicon carbide (SiC) FETs in the surface mount D2PAK-7L package. With this package option, Qorvo’s SiC FETs are tailored for the rapidly growing applications of onboard chargers, soft-switched DC/DC converters, battery charging (fast DC and industrial) and IT/server power supplies. They deliver an optimal solution for high-power applications that require maximum efficiency, […]
MOSFETS feature low on resistance
Nexperia has introduced the PMCB60XN and PMCB60XNE 30V N-channel small-signal trench MOSFETs, with market-leading RDS(on) in the ultra-compact wafer-level DSN1006 package, to make energy go further where space is tight and battery runtime is critical. Ideal for highly miniaturized electronics like smartphones, smart watches, hearing aids, and earphones, the new MOSFETs support the trend toward greater […]
New 24-V MOSFETs target wireless earphone battery apps
Magnachip Semiconductor Corporation announced that the company has unveiled a new 24V Metal-Oxide-Semiconductor Field-Effect Transistor (MOSFET) for wireless earphone batteries. The new 24V MOSFET addresses the goal of battery designers for long battery life after a quick charge by reducing conduction loss. The core cell density of this new product has been increased by 30% […]
Power 40-V MOSFETs deliver low on resistance
Taiwan Semiconductor introduces the PerFET Series of single- and dual-channel 40V power MOSFETS. Built on proprietary device structures and processes that enable exceptionally low on-state resistance and switching FOM (figure-of-merit), the PerFET device’s achievement of 50% RDS(ON) and 40% FOM reduction puts this new portfolio at the industry’s leading edge of performance. The 40V N-channel […]
Tiny MOSFETS reduce RDS(on) by 74%
Nexperia announced the release of a new range of 20 V & 30 V MOSFETs in the world’s smallest DFN package, the DFN0603. Nexperia already offers ESD protection devices in this package, but has now succeeded in bringing it to their MOSFET portfolio, a feat as yet unmatched in the industry. Next-generation wearable and hearable devices […]