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    Power Supplies

    February 2024
    ­Efficient, Compact MOSFET Modules in Full-Bridge Configurations

    SemiQ’s high-performance 1200V SiC modules are designed to operate reliably in high-frequency and high-power environments.

    ­Efficient, Compact MOSFET Modules in Full-Bridge Configurations
      SemiQ unveiled the latest addition to the company’s QSiC family. The QSiC 1200V SiC MOSFET modules in full-bridge configurations deliver near zero switching loss, significantly improving efficiency, reducing heat dissipation, and allowing the use of smaller heatsinks.   With a high br
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    Date:
    02/26/2024
    ­P-Duke Adds Ultra-Compact 50W Unit to Medical AC/DC Range

    P-DUKE has expanded its medical grade open-frame power supplies portfolio with the addition of the new MAD50 series, ranging from 15W to 450W.

    ­P-Duke Adds Ultra-Compact 50W Unit to Medical AC/DC Range
      The series features a compact 3"x1.5" footprint and delivers 50W continuous output power, with a peak power function that allows the power supply to deliver up to 140% of rated output power for 5 seconds. It is designed with a high conversion efficiency of up to 92.5%, enabling full-power ope
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    Date:
    02/26/2024
    ­Silanna Semiconductor Takes ACF Integration to Next Level

    Highly integrated ACF controller simplifies and speeds design of high-efficiency, high-power-density AC/DC power supplies and adapters.

    ­Silanna Semiconductor Takes ACF Integration to Next Level
      Silanna Semiconductor has expanded its CO2 Smart Power Family of AC/DC and DC/DC converter technologies.   The new active clamp flyback (ACF) controller integrates adaptive digital PWM control with ultra-high-voltage (UHV) components comprising a 700 V primary GaN FET, X capacitor (X-Cap) d
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    Date:
    02/26/2024
    TTI Europe Acquires Specialist Transportation Cable Assembly Manufacturer and Interconnect Distributor Raffenday Limited

    Geoff Breed, Vice President Marketing TTI, Inc. – Europe

    TTI Europe Acquires Specialist Transportation Cable Assembly Manufacturer and Interconnect Distributor Raffenday Limited
    ­TTI, Inc. – Europe, a leading specialty distributor of Interconnect, Passive, Electromechanical, Sensor, Discrete and Powercomponents, announces the acquisition of Raffenday Ltd. With production and a distribution center in the UK plus facilities in Slovakia, Raffenday’s high-quality, technical
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    Date:
    02/21/2024
    OmniOn Power Expands BPS Power System Family, Offers Enhanced Flexibility

    OmniOn Power Expands BPS Power System Family, Offers Enhanced Flexibility

    OmniOn Power Expands BPS Power System Family, Offers Enhanced Flexibility
    ­OmniOn Power has expanded its recently announced BPS power system family with its new BPS-Flex, providing advanced controller features in a compact, cost-efficient footprint. The power system offers a broad range of power, from 2 to 18 kilowatts (kW), depending on the number of shelves and rectifiers us
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    Date:
    02/21/2024
    Highly-Efficient, Compact MOSFET Modules in Full-Bridge Configurations for Solar Inverter and EV Charging

    Highly-Efficient, Compact MOSFET Modules in Full-Bridge Configurations for Solar Inverter and EV Charging

    Highly-Efficient, Compact MOSFET Modules in Full-Bridge Configurations for Solar Inverter and EV Charging
    ­SemiQ Inc, a designer, developer, and global supplier of superior silicon carbide (SiC) solutions for ultra-efficient, high-performance, and high-voltage applications, unveiled the latest addition to the company’s QSiC™ family. The QSiC 1200V SiC MOSFET modules in full-bridge configurations deliver near ze
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    Date:
    02/19/2024
    ­SBDs Achieve Class-Leading Reverse Recovery Time

    ROHM has developed 100V breakdown Schottky barrier diodes (SBDs) that deliver industry-leading reverse recovery time (trr).

    ­SBDs Achieve Class-Leading Reverse Recovery Time
      The SBDs are intended for applications including power supply and protection circuits in automotive, industrial, and consumer applications.   Although numerous types of diodes exist, highly efficient SBDs are increasingly being used inside a variety of applications. Particularly SBDs with a trench
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    Date:
    02/18/2024
    ­Enhanced Reliability Power Supplies for Industrial Applications

    COSEL's PDA series of AC/DC power supplies has enhanced reliability for industrial applications.

    ­Enhanced Reliability Power Supplies for Industrial Applications
      In order to offer the highest price/performance ratio while maintaining a high quality standard, the PDA series uses a quasi-resonant topology with a limited number of components, resulting in higher reliability. The PDA series is 100% form, fit and function backwards compatible with the PBA series, which is ret
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    Date:
    02/18/2024
    ­GaN FETs Deliver Power Density and Efficiency

    EPC GaN FETs leverage drivers and controllers by Analog Devices to simplify GaN design, increase efficiency, reduce cooling cost.

    ­GaN FETs Deliver Power Density and Efficiency
      EPC announces the availability of several reference designs that feature EPC GaN FETs and Analog Devices, Inc. (ADI) controllers. The newly released EPC9195 synchronous buck converter reference design board, operating at 750 kHz switching frequency, converts an input voltage of 36 V - 48 V to a regu
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    Date:
    02/18/2024
    ­Farnell Adds Murata’s Latest DC-DC Converters

    ­Farnell Adds Murata’s Latest DC-DC Converters

    ­Farnell Adds Murata’s Latest DC-DC Converters
      Murata Power Solutions is known worldwide as the leading manufacturer of DC-DC converters as well as compact, high-efficiency power products designed to address power application requirements of all sizes.   The new products added to the range carried by Farnell include the MGN1 series of DC-DC conv
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    Date:
    02/18/2024
    ­0.635 mm pitch, Slim Body Edge Rate Connectors

    ­Samtec 0.635 mm pitch, Slim Body Edge Rate Connectors

    ­0.635 mm pitch, Slim Body Edge Rate Connectors
      It also includes a lower-profile 5 mm mated height. ERF6 & ERM6 Series Edge Rate connectors support 56 Gbps PAM4 high-speed, rugged mezzanine applications for industrial, embedded vision, instrumentation and monitoring, drones, and robotics.   ERF6 & ERM6 have two rows of pins while ma
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    Date:
    02/18/2024
    Würth Optocouplers in Flyback Converters Application Note

    Würth Optocouplers in Flyback Converters Application Note

    Würth Optocouplers in Flyback Converters Application Note
    ­  The guide is aimed at developers looking to use a DC/DC flyback converter to achieve greater stability and reliability in power supply design. It might also be useful for those who use optocouplers for galvanic isolation of the feedback path. Applications include primary and auxiliary power supplies f
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    Date:
    02/18/2024
    Renesas Electronics Announces Intent to Acquire Altium

    Hidetoshi Shibata, CEO of Renesas

    Renesas Electronics Announces Intent to Acquire Altium
    ­Renesas Electronics Corporation and Altium Limited (“Altium”, ASX: ALU), a global leader in electronics design systems, today announced they have entered into a Scheme Implementation Agreement (“SIA”) for Renesas to acquire Altium by way of a Scheme of Arrangement under Australian law (“Scheme”). Un
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    Date:
    02/15/2024
    KYOCERA AVX Releases TCD Series DLA 04051 & COTS-Plus Conductive Polymer Capacitors

    KAVX034 TCD Series DLA & COTS-Plus Capacitors

    KYOCERA AVX Releases TCD Series DLA 04051 & COTS-Plus Conductive Polymer Capacitors
    ­KYOCERA AVX released the new TCD Series DLA 04051 and COTS-Plus conductive polymer capacitors. These new high-reliability conductive polymer capacitors are engineered for use in demanding military, aerospace, defense, and industrial applications, including power supplies and filtering circuits, and compliant wi
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    Date:
    02/13/2024
    Nexperia Now Offers Automotive Planar Schottky Diodes in Space-Saving CFP3-HP Packaging

    Nexperia Now Offers Automotive Planar Schottky Diodes in Space-Saving CFP3-HP Packaging

    Nexperia Now Offers Automotive Planar Schottky Diodes in Space-Saving CFP3-HP Packaging
    ­Nexperia, the global semiconductor manufacturer announced that it is now offering a portfolio of 22 new planar Schottky diodes in CFP3-HP packaging. The portfolio includes 11 industrial, as well as 11 AEC-Q101 qualified products. This release supports the growing trend for manufacturers to replace de
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    Date:
    02/13/2024
    ­Synchronous 34V Input Buck Switching Regulator Controller

    Nisshinbo Micro Devices has launched the NC2780AK series switching regulators intended for consumer, industrial and automotive applications.

    ­Synchronous 34V Input Buck Switching Regulator Controller
      The NC2780AK has a wide input voltage range from 4.0 to 34 V and an externally adjustable output voltage from 0.7 to 5.3 V. An additional external high-side and low-side N-Channel MOSFET and some passive components are required to complete the buck switching regulator controller. The product is highly
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    Date:
    02/12/2024
    ­Innovative Double-Sided Cooling DFN 5x6 Package

    Alpha and Omega Semiconductor has announced the AONA66916, a 100V MOSFET packaged in a top and bottom side cooling DFN 5 x 6 package.

    ­Innovative Double-Sided Cooling DFN 5x6 Package
      Delivering a state-of-the-art package that keeps its semiconductor products cooler, AOS is taking a huge step in enabling engineers to develop more efficient designs in telecommunications and industrial applications that must frequently operate in harsh conditions.   Typically, when using
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    Date:
    02/12/2024
    ­SOT-223-3 600V MOSFETs Contribute to Smaller Designs

    ROHM has added a lineup of compact 600V Super Junction MOSFETs – the R6004END4 / R6003KND4 / R6006KND4 / R6002JND4 / R6003JND4.

    ­SOT-223-3 600V MOSFETs Contribute to Smaller Designs
      These devices are ideal for small lighting power supplies, pumps, and motors. In recent years, power supplies for lighting and motors for pumps are required to be smaller as devices become more sophisticated – spurring the demand for compact MOSFETs that are essential for switching operation.  
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    Date:
    02/12/2024
    PSDcast – AC Grid Simulator Combines an AC Source, DC Power Supply, and Electronic Load in a Single Unit

    Pacific Power Source’s Director of Marketing, Herman vanEijkelenburg

    PSDcast – AC Grid Simulator Combines an AC Source, DC Power Supply, and Electronic Load in a Single Unit
    ­The AGX Series, from Pacific Power Source, uses advanced Silicon Carbide power devices, is good for a wide range of AC and DC power test applications, and the company will be showing off the series at APEC. And on the line to discuss it is Pacific Power Source’s Director of Marketing, Herman vanEijkel
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    Date:
    02/11/2024
    ­Infineon and Worksport partner on portable power stations

    ­Infineon and Worksport partner on portable power stations

    ­Infineon and Worksport partner on portable power stations
      Enabled by Infineon’s GaN transistors, the power converters will be lighter and smaller in size with reduced system costs. In addition, Infineon will support Worksport in the optimization of circuits and layout design to further reduce size and increase power density.   “Infineon’s
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    Date:
    02/08/2024
    ­Würth Elektronik extends MagI³C-FISM family

    ­Würth Elektronik extends MagI³C-FISM family

    ­Würth Elektronik extends MagI³C-FISM family
      The device is 100% pin-to-pin compatible with the previous MagI³C-FISM. It has improved properties: the efficiency goes up to 84 percent, the ambient temperature range has been increased to 105°C and the isolation voltage is 3 kV (for 60 seconds). Like some of its predecessors, this power module ha
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    Date:
    02/08/2024
    ­Silanna to introduce cutting-edge power sharing technology

    ­Silanna to introduce cutting-edge power sharing technology

    ­Silanna to introduce cutting-edge power sharing technology
      As well as demonstrating the significant advances in power supply solutions that embody Silanna's commitment to efficiency, performance, and innovation, the company’s Director of Marketing, Hubie Noto, will present a technical session on "Adaptive Intelligent Power Sharing Multiport Power Supplie
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    Date:
    02/08/2024
    ­PI introduces InnoSwitch5 offline flyback switcher IC

    ­PI introduces InnoSwitch5 offline flyback switcher IC

    ­PI introduces InnoSwitch5 offline flyback switcher IC
      The single-chip switcher achieves over 95 percent efficiency with a novel secondary-side control scheme which achieves zero-voltage switching (ZVS) without a dedicated and costly additional high voltage switch. The new IC, which features a 750 V or a 900 V PowiGaN™ primary switch, primary-side contr
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    Date:
    02/08/2024
    Beware When Slowing Down Switching Transitions

    Click image to enlarge

    Figure 1. Switching transitions in a switch-mode power supply with input voltage at the switching node

    Beware When Slowing Down Switching Transitions
    Frederik Dostal, Analog Devices, Inc.

    Fast switching transients in switching regulators are advantageous because they drastically lower the switching losses in a switch-mode power supply. Especially a thigh switching frequencies,the efficiency of a switching regulator can be greatly improved. However, fast switching transitions also yield some disad
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    Date:
    02/01/2024
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