Consumer

May 2023
Combining Lowest RDS(on) + SMT for Space-Limited, High-Performance Apps

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Figure 1: The Qorvo SiC FET – a ‘cascode’ of a Si-MOSFET and SiC JFET

The performance of wide band-gap (WBG) semiconductor switches such as silicon carbide cascode FETs (‘SiC FET’ henceforth) (Figure 1) and SiC MOSFETs is closely tied to its package. At the pure technology level, nanosecond switching speed and low specific on-resistance result in very low losses, allowing mu
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Date:
05/30/2023
Industry-leading class D amplifiers at every power level: Part 4 of 4 Editorial Series sponsored by Infineon; “Looking to the future of class D audio amplifiers”

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Figure 1. Typical application circuit for Infineon’s MERUS™ MA5332MS MCM class D amplifier

­The fourth and final article of this series about using class D amplifiers discusses the benefits that Infineon’s MERUS™ MA53x2MS series of multi-chip modules (MCM) brings to mid-power audio applications ranging from 50 to 200 W. The benefits that Gallium Nitride (GaN) semiconductor technology could
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Date:
05/23/2023
Industry-leading class D amplifiers at every power level: Part 3 of 4 Editorial Series sponsored by Infineon; “Class D amplifier solutions for high-power audio applications”

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Figure 1. Functional block diagram of Infineon’s MERUS™ IRS2092 class D audio amplifier driver

­The previous article in this 4-part series discussed the challenges of designing low-power audio equipment and showed how Infineon’s MERUS™ multilevel class D amplifiers could be used to overcome them. This third article looks at the figures of merit for audio amplifiers used in high-power audio applications (250+ W), like theatres, concert venues, mobile audio, and subwoofer applications.
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Date:
05/23/2023
Industry-leading class D amplifiers at every power level: Part 2 of 4 Editorial Series sponsored by Infineon; “Multilevel Class D audio amplifiers for compact consumer application”

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Figure 1. The output stage of a traditional class D amplifier

­The first article in this series discussed how class D amplifiers generally offer substantially higher efficiency levels than other amplifier classes in audio applications. Nonetheless, they still face significant design challenges in low and mid-power compact consumer applications like portable sound systems an
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Date:
05/23/2023
Industry-leading class D amplifiers at every power level: Part 1 of 4 Editorial Series sponsored by Infineon; “Class D Amplifier Solutions For Audio Applications at Every Power Level”

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Figure 1. Block diagram of a class D audio amplifier

­Making yourself heard can be challenging in a world where everyone seems to have something to say. However, one way to gain an advantage is by choosing a sound system that delivers unsurpassed audio quality using a high-efficiency class D amplifier. In this four-part series of articles, Infineon discusses
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Date:
05/23/2023
Murata Successfully Raises Capacitance Per Unit Area Benchmark with Industry-Leading 10μF MLCCs

Murata Successfully Raises Capacitance Per Unit Area Benchmark with Industry-Leading 10μF MLCCs

­Leading electronics manufacturer Murata continues to position itself at the forefront of passive technology. Through its latest multi-layer ceramic capacitor (MLCC) introduction, the company is addressing the growing need for components that have elevated capacitance levels combined with miniaturized form fa
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Date:
05/18/2023
Compact TVS Diodes for Complete ESD Protection of USB-C

TDK Offers Extremely Compact TVS Diodes for Complete ESD Protection of USB-C

­TDK Corporation presents new series of extremely compact TVS diodes with parameters matched to the various ports of the USB-C port as well as other high-speed interfaces. TVS diodes with very low parasitic capacitance values and low clamping voltage are required especially for the high-speed ports (Tx / Rx) of
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Date:
05/18/2023
TDK Offers Extremely Compact TVS Diodes for Complete ESD Protection of USB-C

TDK Offers Extremely Compact TVS Diodes for Complete ESD Protection of USB-C

­TDK Corporation presents new series of extremely compact TVS diodes with parameters matched to the various ports of the USB-C port as well as other high-speed interfaces. TVS diodes with very low parasitic capacitance values and low clamping voltage are required especially for the high-speed ports (Tx / Rx) of
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Date:
05/17/2023
­Introduction Effective galvanic isolation is crucial in high-voltage applications to prevent unwanted leakage currents from flowing between two parts of a system with different ground potentials (GPD) [1]. As depicted in Figure 1 (left), the DC return current from the input to the output can cause a potentia
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Date:
05/14/2023
­1 watt DC/DC converters with 480 VAC isolation voltage

TRACO POWER’s new TRI 1 and TRI 1SM

  The core characteristic of the TRI 1(SM) series is a sophisticated reinforced isolation system which is able to withstand high test voltages (8000 VDC for 1s and 3000 VAC for 60s) and working voltages (480 VACrms). Efficiencies up to 84% allow safe operation from –40°C to +85°C without derating.
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Date:
05/10/2023
Arrow Electronics, Nexperia, and Yageo Unveil 4kW GaN Power Supply Reference Design

Arrow Electronics, Nexperia, and Yageo Unveil 4kW GaN Power Supply Reference Design

­Arrow Electronics, working with franchised suppliers Nexperia and Yageo, has completed an AC/DC power supply (PSU) reference design to unleash gallium nitride (GaN) efficiency and power-density advantages in applications up to 4kW. The reference design is available with complete supporting documentation including bil
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Date:
05/10/2023
Infineon's CALYPSO Move Enables Easily Interoperable Ticketing Solutions Based on Open Standards

Infineon's CALYPSO Move Enables Easily Interoperable Ticketing Solutions Based on Open Standards

­As cities grow, public transport operators must cope with ever-increasing numbers of passengers, especially during major events such as football matches and the Olympic Games. This, coupled with the need for sustainability and convenience, is creating a rapidly expanding market for digital ticketing and smart mo
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Date:
05/10/2023
650 V MPS SiC Diodes Deliver Highest Efficiency and Superior Robustness for Data Center, Industrial, Solar, and TV

650 V MPS SiC Diodes Deliver Highest Efficiency and Superior Robustness for Data Center, Industrial, Solar, and TV

Navitas Semiconductor announces the fifth generation of high-speed GeneSiC silicon carbide (SiC) power diodes for demanding data center, industrial motor-drive, solar and consumer applications. The 650 V-rated Merged-PiN Schottky (MPS™) diodes integrate a unique PiN-Schottky structure, delivering ‘low-bu
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Date:
05/10/2023
Infineon Launches CoolGaN 600 V GIT HEMT Portfolio, Delivering Exceptional Performance and Quality, in Full Supply

Infineon Launches CoolGaN 600 V GIT HEMT Portfolio, Delivering Exceptional Performance and Quality, in Full Supply

­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 fu
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Date:
05/05/2023
New Toolchain and Software Package from STMicroelectronics Ease Development of Edge Processing with Intelligent Inertial Sensors

New Toolchain and Software Package from STMicroelectronics Ease Development of Edge Processing with Intelligent Inertial Sensors

­STMicroelectronics has released a toolchain and accompanying software package for programming the intelligent sensor processing unit (ISPU) embedded in the latest-generation intelligent MEMS IMUs, ISM330IS and LSM6DSO16IS. The toolchain and software help employ the ISPU to handle motion-related wo
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Date:
05/03/2023
Mouser Electronics and Navitas Semiconductor Announce Global Distribution Agreement

Mouser Electronics and Navitas Semiconductor Announce Global Distribution Agreement

­Mouser Electronics, Inc., announces a global distribution agreement with Navitas Semiconductor, the only pure-play, next-generation power semiconductor company and industry leader in gallium nitride (GaN) power ICs and silicon carbide (SiC) technology. According to the agreement, Mouser will offer customers Na
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Date:
05/03/2023
SMD Resettable PPTCs Series Created for High-Voltage Applications

SMD Resettable PPTCs Series Created for High-Voltage Applications

­Littelfuse, Inc. announced the release of the 3425L Series SMD resettable PPTCs (Polymeric Positive Temperature Coefficient) overcurrent circuit protection devices. The latest 3425L Series SMD PPTCs is an extension of the Littelfuse PolySwitch® family of resettable overcurrent protectio
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Date:
05/02/2023
ProTek Devices' Newest TVS Array Delivers Board Level Circuit Protection in Mobile Devices

ProTek Devices' Newest TVS Array Delivers Board Level Circuit Protection in Mobile Devices

­ProTek Devices has introduced a high-powered transient voltage suppressor array (TVS array) for board level circuit protection in mobile devices, USB fast charging voltage Buses, in batteries, and in industrial equipment. The new TVS array is designed to protect sensitive electronics from damage or latch-up du
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Date:
05/02/2023
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