Several safety features now found in gate driver integrated circuits make it easier for automotive system designs to get ASIL certification. David Divins • Infineon Technologies The Automotive Safety Integrity Level (ASIL) is a risk classification system defined by the ISO 26262 standard for the functional safety of road vehicles. There are four ASIL safety […]
Automotive
Buck DC/DC converter IC features built-in MOSFET for automotive apps
ROHM Semiconductor today announced the BD9S402MUF-C, a new buck DC/DC converter IC with built-in MOSFET (switching regulator) for automotive applications such as infotainment and ADAS (Advanced Driver Assistance Systems) incorporating onboard sensors and cameras that are becoming more advanced. In recent years, safety requirements in the automotive sector have increased as technological innovations in accident prevention and autonomous driving continue […]
Good luck selling a used EV
Leland Teschler • Executive Editor There were some interesting developments at the recent and aptly named Battery Show near Detroit for those who follow battery technology. One in particular came from the Michigan-based Our Next Energy (ONE). The firm released details about a 240-Ah prismatic cell battery it has designed and which is said to […]
Gallery: Sights and sounds at the Battery Show North America 2022
Billed as the most comprehensive battery manufacturing event, the Battery Show combined with the Electric & Hybrid Vehicle Technology Expo in Novi, Mich., featured over 750 exhibitors and 150 conference presenters, with crowded aisles playing host to over 10,000 attendees. Here are a few of the sights that caught our eye while checking out the […]
High-side gate driver enables wire protection for advanced automotive power distribution
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 […]
Battery management system targets 1 kV/2 kA automotive applications
Sensata Technologies announced it will debut a new Battery Management System (BMS), the Lithium Balance n3-BMS, for high voltage applications at the Battery Show North America from September 13 – 15 in Novi, Michigan in booth# 2817. The Lithium Balance n3-BMS is ideal for applications with power up to 1000 volts/2000 amps, especially for battery makers […]
Alternator regulator enhanced features ensure stability of 12-V vehicle electrical systems
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 […]
Rugged ac filter capacitors target motor drive, UPS, PV inverter apps
TDK Corporation has added the B32354S* series to its portfolio of metalized EPCOS polypropylene (MKP) capacitors for filter applications. The new devices, which feature a 4-pin design and a pitch of 52.5 mm, are rated for VRMS of 275 V AC or 350 V AC and cover a capacitance range from 10 μF to 40 μF. […]
GaN half-bridge power ICs enable megahertz-range switching frequencies
Navitas Semiconductor announced the industry’s first GaNSense half-bridge power ICs. These half-bridge ICs enable a new level of MHz switching frequencies while dramatically reducing the system cost and complexity compared to existing discrete solutions. GaNSense half-bridge power ICs integrate two GaN FETs with drive, control, sensing, autonomous protection, and level-shift isolation, to create a fundamental […]
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. […]
