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Power Semiconductors

July 2020
Mouser Electronics Site on Resistor-Based Current Sensing
Mouser Electronics Site on Resistor-Based Current Sensing
Mouser Electronics, Inc., is pleased to offer customers a new resource site dedicated to Current Sensing Solutions from Microchip Technology and Vishay Intertechnology. Current sensing is a key requirement for the development of smart motor controls and high-efficiency power supplies. The new site features a ra
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Date:
07/23/2020
PSDcast – The H-1B Visa Restriction (Good for the Industry?)

Chris Dries, the President and CEO of UnitedSiC

PSDcast – The H-1B Visa Restriction (Good for the Industry?)
You’ve probably heard that President Trump and the Department of Homeland Security took actions with mammoth ramifications for our industry. To whit, Trump restricted H-1B visas for engineers, computer programmers and other technical workers through 2020. Is this a boon for domestic employment or a shackle fo
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Date:
07/23/2020
Regenerative AC & DC Programmable AC Power for E-Mobility
Regenerative AC & DC Programmable AC Power for E-Mobility
  Pacific Power Source has introduced a new range of full regenerative high power programmable AC and DC power sources for a wide range of AC and DC power test applications.  The new AZX Series consists of five different models ranging in power from 30kVA/kW to 200kVA/kW.  The AZX Series uses advanc
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Date:
07/19/2020
ABB Adds DC-Input Version to Power Supply Family
ABB Adds DC-Input Version to Power Supply Family
Providing additional input options for customers, ABB is expanding its line of compact, energy-efficient MPR power supplies with a new DC-input version. Both the AC-input and DC-input power supplies feature 9-by-2.15-by-1.57-inch form factors, offering one of the most compact options available today, when it co
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Date:
07/17/2020
Power Inductors Designed for Optimal Performance w/ MPS ICs
Power Inductors Designed for Optimal Performance w/ MPS ICs
Monolithic Power Systems, Inc. (MPS) announced the worldwide release of a new line of highly efficient power inductors. Offered in a wide range of sizes, molded and semi-shielded, these inductors have been designed and matched for optimal performance with MPS ICs, and when paired together, provide an easy,
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Date:
07/17/2020
Resistors Offer Lower Cost Alternative to Comps, Wirewounds
Resistors Offer Lower Cost Alternative to Comps, Wirewounds
As electronics evolve, the power and pulse requirements have changed higher efficiency electronics and motors mean lower power, voltage, and current requirements. As a result, designs which have traditionally required a carbon composition or wirewound resistor may now be able to use a lower cost metal oxide. Whi
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Date:
07/10/2020
High-Speed Fuse Line for Battery Energy Storage Applications
High-Speed Fuse Line for Battery Energy Storage Applications
Littelfuse, Inc. announced the launch of its PSX series of high-speed fuses. The PSX series offers an up to 1500 DC voltage rating and 100 kA DC breaking capacity at 1500 V DC to provide the greatest protection in the smallest case size available on the market—the NH XL package. These semiconductor fuses will he
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Date:
07/09/2020
30 V MOSFET Power Stage Delivers 11% Higher Output Current
30 V MOSFET Power Stage Delivers 11% Higher Output Current
Vishay Intertechnology, Inc. introduced a new 30 V n-channel MOSFET half-bridge power stage that combines a high side TrenchFET MOSFET and low side SkyFET MOSFET with an integrated Schottky diode in one compact PowerPAIR 3.3 mm by 3.3 mm package. For power conversion in computing and telecom applications, the Vi
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Date:
07/08/2020
Designed with Reliability in Mind
Designed with Reliability in Mind
Nicolás Faúndes and Dennis Huang, TDK Electronics

  TDK has developed new series of EPCOS AC filter capacitors that feature a high degree of reliability and long service life. This article will look at the new features in the range and how they improve on the previous generation of devices. AC filter capacitors are supplied with very high power ratin
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Date:
07/07/2020
Power Delivery Networks at a Crossroads

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Figure 1. Vicor’s Highest Systems Performance Power Modules

Power Delivery Networks at a Crossroads
Henryk Dabrowski, Vicor Corporation

Every electronic piece of equipment or system has a power delivery network (PDN) made up of cables, bus bars, connectors, circuit board copper power planes and AC to DC and DC to DC converters and regulators. Governing the performance of a PDN is its overall architecture, such as the use of AC or DC voltage di
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Date:
07/07/2020
Rugged Power System for Reliable Charging in Remote Areas
Rugged Power System for Reliable Charging in Remote Areas
Elma Electronic has developed an advanced, rugged power system for use in mission-critical field applications deployed in harsh environments. The new RP24 Power System incorporates reinforced insulation to meet IEC Class II requirements, eliminating the need for a ground connection. The compact size of the 10
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Date:
07/07/2020
P-Channel MOSFET Features Low On-Resistance
P-Channel MOSFET Features Low On-Resistance
Torex Semiconductor Ltd. has launched the XP231P02017R (-30 Withstand Voltage) for MOSFET. XP231P02017R (-30 Withstand Voltage) is a general-purpose P-channel MOSFET with low on resistance and high speed switching. It can be used for various applications such as relay circuits and switching circuits. The gate prot
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Date:
07/07/2020
DC Power Supplies Available in 1U High Full, Half Rack Sizes
DC Power Supplies Available in 1U High Full, Half Rack Sizes
TDK Corporation announces the introduction of the G1kW and GH1kW series of 1U high programmable DC power supplies. These new products further expand the TDK-Lambda GENESYS+ series, offering up to 1,000W output power in a choice of full or half-rack package sizes. The GENESYS+ series is ideally suited for bench-top or
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Date:
07/07/2020
Expanded N-channel MOSFET Lineup for General Applications
Expanded N-channel MOSFET Lineup for General Applications
Torex Semiconductor Ltd. has launched three new products of XP22x series (20 Withstand Voltage) for MOSEFET. The products which released this time are general-purpose N-channel MOSFET with low on resistance and high speed switching. It can be used for various applications such as relay circuits and switching ci
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Date:
07/03/2020
Digital-Controlled Totem-Pole PFC for Next-Gen Power Systems

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Table 1: 80 plus Efficiency Standard Requirements

Digital-Controlled Totem-Pole PFC for Next-Gen Power Systems
Bill Luo (Luo Zhizheng), Sr FAE, ACEINNA Transducer Systems and Jason Zhang (Zhang Liang), AE Director, Shenzhen Advantaged Power Limited

  The pace and scope of the change overtaking the industry shows no signs of stopping. From advanced robotics, to medical wearables, to the smart grid, the amount of functionality presented to the public today is extraordinary. However, all that functionality needs power. Power is behind everythin
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Date:
07/02/2020
Reflections on Selecting Aluminum Electrolytic Capacitors

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Figure 1: Construction of an aluminum electrolytic capacitor

Reflections on Selecting Aluminum Electrolytic Capacitors
Norton Brissac, Senior Manager, Aluminum Electrolytic Capacitors, TDK Electronics

Aluminum electrolytic capacitors have become an important part of most electrical designs. As a result, the proper selection of these type of capacitors is crucial to the success of many designs. Engineers must understand how aluminum electrolytic capacitors work and how to select the most appropriate one for th
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Date:
07/02/2020
Inertial Sensor Includes Photonic Integrated Chip Technology
Inertial Sensor Includes Photonic Integrated Chip Technology
KVH Industries, Inc., announced that the P-1775 inertial measurement unit (IMU) featuring KVH’s new PIC Inside photonic integrated chip (PIC) technology is now available and the first units have started shipping. KVH has been developing and testing the technology for more than three years and is now incorporating it
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Date:
07/01/2020
How to Be Prepared for a Prolonged Power Outage

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Figure 1. What happens when Mother Nature causes power outages?

How to Be Prepared for a Prolonged Power Outage
Ed Spears, Technical Marketing Manager, Eaton

Whether they’re facing threats from Gulf Coast tropical storms, Midwest snow events or unexpected tornadoes, ill-equipped businesses could see a significant blow from a prolonged blackout – including lost revenue, hardware damage, data loss and customer service complications.   While an outage of any le
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Date:
07/01/2020
Key Considerations When Choosing an External Power Adapter

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Figure 1 - Typical DC plug options for an external desktop power supply (Source: CUI)

Key Considerations When Choosing an External Power Adapter
Ron Stull, Power Systems Engineer at CUI Inc.

A system is only as good as its weakest link, and the adapter or external power supply has to match the quality and performance of the end product to avoid an unhappy customer. More than just producing volts and amps, an adapter must also meet international statutory standards for safety and electromagnetic co
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Date:
07/01/2020
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