Power Semiconductors

August 2021
Ideal Diode Protection Switch for Type-C Power Delivery
Alpha and Omega Semiconductor Limited (AOS) announced a new Type-C Power Delivery high voltage sink protection switch using ideal diode methodology for reverse current protection.  The AOZ13984DI-02 and AOZ13987DI-02 are smart protection switches in a single small thermally en
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Date:
08/29/2021

onsemi to Purchase GT Advanced Technologies
The COVID 19 pandemic has left global supply chains in tatters. Automotive manufacturers are cutting production as they can’t get enough chips. Chip fabs are also struggling to get the materials necessary to fulfil orders for automotive manufacturers and other verticals. Everyone seems to be struggling to se
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Date:
08/27/2021
Sager Electronics Offers TRACO Power TXLN AC/DC Power Supplies
Sager Electronics is now stocking TRACO Power's TXLN series of AC/DC power supplies. Delivering 12 power levels covering 18W to 960W, TRACO Power’s TXLN series AC/DC power supplies are designed for cost-critical applications. Its low-profile metal case and screw terminal block connection allows
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Date:
08/23/2021
Digital Multiphase Controller for General-Purpose Applications
Alpha and Omega Semiconductor Limited (AOS) introduces the first product of the AOS Digital Controller product portfolio. The AOZ97774QE is offered in a QFN 5mm x 5mm package and provides the industry’s most flexible DC/DC controller supporting 5G Wireless, Networking, Optical Communication, and
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Date:
08/18/2021
Active Clamp Flyback Controller for Power Adapters up to 100W
Silanna Semiconductor, The Power Density Leader, has launched a new integrated active clamp flyback (ACF) controller that will reduce the operational and no-load/ stand-by power consumption of high-efficiency chargers and adapters while driving down component count, BOM cost and size.  The SZ1131 ACF cont
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Date:
08/10/2021
Sager Electronics Offers TDK-Lambda's Buck-Boost DC-DC Converters
Sager Electronics is now stocking TDK-Lambda's i7C 300W High-Density Buck-Boost DC-DC Converters.  TDK-Lambda’s i7C non-isolated DC-DC converters are ideal for producing additional DC output voltage rails up to 300W from a single output 12V, 24V, or 48V AC-DC power supply. The converter
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Date:
08/08/2021
PMIC Delivers Complete Power Solution To Reduce Design Time
Renesas Electronics Corporation introduced the RAA215300 PMIC (Power Management IC) optimized to complement Renesas’ RZ/V2L and RZ/G2L microprocessors (MPUs) designed for AI-enabled applications. The new high performance PMIC offers a wide range of features, including nine channels, a built-in charger and a re
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Date:
08/06/2021
High-Efficiency Compact Convection-Cooled Power Supplies
Jasper Electronics has introduced a line of compact convection cooled power supplies featuring 28 new model series with output power rated from 200W to 500W. Designated the GPAD Series, the new power supplies are designed to provide high efficiency fanless operation in low voltage, high current, and high po
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Date:
08/03/2021
Programmable DC Power Supplies for Test and Measurement
Advanced Energy expands its presence in the test and measurement market with the launch of the new Intelligent Laboratory Series (iLS) of programmable DC power supplies. With industry-leading small footprint and high-power density, the iLS600, iLS600-R and iLS1500 feature programmable capability with best-in-class me
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Date:
08/03/2021
The Heat is On
August means vacation time for most of us here in Europe. Unfortunately it is still difficult to travel abroad because of the pandemic, so most people will have to stay much closer to home. At the time of writing Scotland is having a heatwave. People from other countries would probably scoff at temperatures of
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Date:
08/02/2021
Power Module Upgrade for Improved Power Density and Lifetime

Click image to enlarge

Figure 1: The upper part shows a schematic of power modules on closed (top) and open (bottom) liquid heat-sink solutions. The lower part is a picture of the wave technology on the power module baseplate together with the open heat sink

Electrified drive trains in heavy-duty vehicles pose a challenge for semiconductors in a multitude of ways. One key element includes the highly repetitive load cycles that define demanding lifetime requirements for power modules. The wave baseplate is an upgrade of the well-established EconoDUAL3 package: a ri
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Date:
08/01/2021
Using High Voltage DC-DC Converters in Critical Applications

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Figure. 1 XP Power HRC05 power module

Over the years, through observations in the field and conversations with design engineers, four challenges regularly present themselves when integrating high voltage DC-DC power modules into critical, long term applications. The most important criterium is to define the requirements of the power module correctly, th
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Date:
08/01/2021