Power Semiconductors

April 2021
High-Current Choke DKIV-1 Phase in Vertical Design
SCHURTER expands its range of current-compensated chokes for printed circuit board mounting, to include a vertical design for 1-phase high current applications. The new DKIV-1 sports a compact design and smaller footprint due to its vertical orientation. The series is available with a ferrite or nanocrystalline core fo
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Date:
04/30/2021

Rugged 600 Watt AC-DC Power Supply for Harsh Environments
Calex Manufacturing Company, Inc. announces it is extending its portfolio of rugged AC/DC products with the IHC600 Series. The IHC series is aimed at ruggedized fanless applications that require high reliability power operating in challenging environmental conditions. The compact single output range incorporates ext
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Date:
04/30/2021
CISSOID expands its SiC Intelligent Power Modules Platform
The new modules are intended for use in e-mobility tailored for lower switching losses or for higher power. The company is also introducing a module based on a lightweight AlSiC flat baseplate that meets the demand for natural convection or forced cooling in aerospace and in dedicated industrial applications
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Date:
04/27/2021
Würth Elektronik publishes Web Application Guide
The easy-to-use tool offers the most common switching regulator and interface topologies - for example buck converters, CAN or Ethernet interfaces - and an overview of which components are required for them. From here, there is a direct link to ordering free component samples. With the help of clear and delibera
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Date:
04/27/2021
650 V GaN FETs enable 80 PLUS Titanium-class power supplies
The new family offers significant performance advantages over previous technologies and competitive devices. With RDS(on) performance down to 35 mΩ (typical), the new power GaN FETs target single phase AC/DC and DC/DC industrial switched mode power supplies (SMPS), ranging from 2 kW to 10 kW, especially server and
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Date:
04/27/2021
RS Components extends global franchise agreement with STMicroelectronics
This new phase in the relationship between the two companies will result in a substantial increase in the breadth and volume of ST products stocked by RS. ST will also feature regularly on the award-winning DesignSpark online engineering hub. “RS has been very successful in building up a vibrant internatio
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Date:
04/27/2021
Mouser Electronics Adds 31 New Manufacturers in Q1
Mouser continues to focus on the breadth of its product offering, with new manufacturers in product categories such as embedded, connectors, optoelectronics, semiconductors, and hardware. Among the new manufacturers, over half are in the embedded space, as Mouser continues to expand its Internet of Things (IoT)
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Date:
04/27/2021
Multi-Directional Spring Contacts
These new surface mount components are capable of supporting both horizontal and vertical connection orientations, but come in smaller size formats than were previously available. The S1961-46R has a 3.55mm height, while the S1971-46R has a height of 4.55mm. Although there are a multitude of vertical-only spri
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Date:
04/27/2021
Flexible gate driver families now with reinforced isolation
Both families now offer variants with superior reinforced isolation for higher application safety and long operating life. The new family members are VDE 0884-11 certified. With 8 mm wide-body packages, both families are suitable for applications with demanding isolation requirements including industrial drives, solar
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Date:
04/27/2021
RS Components extends its range of RS PRO sensors
RS Components has announced the expansion of its popular RS PRO sensors range to give customers a comprehensive choice of sensors for use in factory automation applications. The range consists of high-quality sensors and accessories that deliver excellent reliability and great value. Ultrasonic proximity senso
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Date:
04/27/2021
Bulgin Updates Data Connectivity Product Offering
This ensures that they remain aligned with the latest standards and protocols. This means that customers have access to industry-leading solutions that support elevated data transfer rates and deliver superior levels of signal integrity. Bulgin’s data connectivity suite includes the following key products:
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Date:
04/27/2021
Power Delivery Software Enables USB System Differentiation
By merging their proprietary code with Microchip’s fully functionable PD stack, designers have the ultimate flexibility for creating differentiated product offerings while choosing from a wide variety of Microchip SmartHubs, microcontrollers (MCUs) and standalone PD solutions for their USB systems. Microchi
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Date:
04/27/2021
DC-DC buck converters deliver 750W in a small footprint
The output voltage of these 24V nominal input step-down converters can be adjusted from 3.3V to 18V with a maximum current of 45A. The i7A models can be used to derive additional high-power outputs from a 24Vdc power supply, at a lower cost and higher efficiency than isolated DC-DC converters. These very
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Date:
04/27/2021
Digital DC/DC converter delivers 1300 W in half-brick package
With telecoms infrastructure shifting to 5G, the RFPA is becoming increasingly power-hungry, and RF Power Amplifier designers are moving from LDMOS to Gallium Nitride (GaN) Transistors. Overall, there’s a demand for highly efficient DC/DC converters, that can deliver the power required in a compact package. The BMR6
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Date:
04/27/2021
Updates on IQD’s IQRB-3 rubidium oscillator available
Following the recent releases of new products in this portfolio, the ICPT-1 and the IQRB-4, and an extensive update on the IQRB-1, IQD is now able to share new data on the IQRB-3. The IQRB-3 can be synchronised to a 1 PPS signal as well as used as a 1 PPS source. Additionally, it offers superb phase noise perfo
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Date:
04/27/2021
16-Channel, Mixed-Signal Front-End Digitizer
These applications include phased array radars, electronic warfare, and ground-based SATCOM (satellite communications). The new digitizer includes four AD9081 or four AD9082 software-defined, direct RF sampling transceivers. It is designed to accelerate customer development by providing reference RF signal cha
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Date:
04/27/2021
R-TOOLS MAXX, the Next Generation Heat Sink Calculator
R-TOOLS MAXX is a no charge, on-line simulation software that allows users to model the optimum air-cooled heat sink solution tailored to their project requirements. It is completely interactive and available online 24/7. Users can enter the boundary conditions, heat source details, and choice of flow boundaries f
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Date:
04/27/2021
Compact, conduction cooled 75W AC-DC power supply module
The new supplies require no external circuitry for operation or EMC compliance. Models in the new ASB75 series offer compact, fanless power with baseplate cooling for applications such as information technology equipment (ITE), Internet of things (IoT), general industrial and harsh or rugged applications. The comple
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Date:
04/27/2021
The First Smaller Profile Circuit Protection TVS Components
ProTek Devices has introduced a series of high-powered surface mount TVS components for circuit protection from electromagnetic field, lightning, and other electrical fast transients in high power applications. These new devices for motors and relays are provided in that industry’s lowest-profile packaging co
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Date:
04/26/2021
Sager Electronics Offers Cosel 1200W Medical Power Supplies
Sager Electronics is now stocking Cosel’s TUNS1200 1200W low profile onboard power supplies. With its low profile and medical safety certifications, Cosel’s TUNS1200 1200W medical power supplies are designed for various applications requiring high- and low-temperature operation as well as constant current.
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Date:
04/24/2021
3kW AC-DC Power Supplies Provide 150 to 800VDC
XP Power announced the introduction of the HDL3000-HV series of single-phase input 3kW AC-DC power supplies with output voltages from 150V to 400VDC, with up to 800VDC realised by connecting units in series. All models feature output voltage and current adjustment ranging from 0 to 105% using analogue (via voltage or
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Date:
04/23/2021
High-Speed Bi-Directional IC for Automotive Applications
Diodes Incorporated has expanded its family of voltage-level shifters, with the release of the PI4ULS3V304AQ. This advanced level shifting technology, featuring high degrees of flexibility, is proving vital to modern automobile design. It addresses the challenge of lower voltage microprocessors and microcontrollers in
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Date:
04/14/2021
HiperPFS-4 PFC IC Delivers 98% Full-Load Efficiency
This combination delivers greater than 98% full-load efficiency in PC, TV, and similar applications between 75 W and 400 W.   Comments Power Integrations’ product marketing manager Edward Ong: “Designs using HiperPFS-4 ICs show very high efficiency across the load range with as little as 36 mW of no-load p
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Date:
04/13/2021
1.5 Amp POL switching regulators in an open frame design
This series comes in a compact SIP-3 open frame package and complements our existing POL portfolio with a series focusing strongly on a cost efficient design while maintaining our quality standards. There are 3 output voltages available: 3.3, 5.0 and 12VDC. The effective design allows full load operation up to +85°C a
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Date:
04/13/2021
75W AC-DC Power Supply Module for Space-Critical Applications
XP Power has announced the availability of a new range of low profile, half brick, baseplate cooled AC-DC power supplies which require no external circuitry for operation or EMC compliance. Models in the new ASB75 series offer compact, fanless power with baseplate cooling for applications such as information te
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Date:
04/08/2021
Medical Grade Power Supply Line Includes 27 new Models
Jasper Electronics has expanded its line of medical grade power supplies with 27 new model series of external power adapters. The new adapters are compliant with International Electromechanical Commission (IEC) standards for the safety and effectiveness of medical electrical equipment, including: IEC60601-3rd Edition, UL/cU
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Date:
04/05/2021
Built-in Medical Power Supplies – Finally a Solution!

Click image to enlarge

Figure 1: Efficiency vs. load

Every developer looks forward to the moment when he knows that his prototype is finally working, all key functions have been realised and the software is fully implemented except for the diagnostic functions. At the next meeting, he proudly announces that all that is needed at this stage is the EMC approval an
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Date:
04/01/2021
APEC 2021 Will Be Online-Only Event Due to Covid-19 Concerns
The Applied Power Electronics Conference announces that APEC 2021 will be presented as a virtual event and will take place June 14-17, 2021, on the virtual event platform, Social27. The virtual format will not only ensure the safety of our community, it will also allow: · More of our global community of power
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Date:
04/01/2021