Technical Features

December 2023
StrongIRFET™ 2 Power MOSFETs in 30 V are Ready for Future Applications

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Figure 1: StrongIRFET™ and OptiMOS™ power MOSFET portfolio

­The rapidly evolving world of electronics fuels the need for more efficient, powerful, and compact components. This drive for innovation extends to silicon power MOSFETs, where substantial efforts are dedicated to enhancing capabilities for a wide range of power electronic applications, including drives, switched
Date:
06/28/2024
High-Bandwidth Power Modules Quell the Disruption of High-Voltage Line Ripple Rejection

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Figure 1: Ripple generated by the traction inverter impacts an EV’s high-voltage bus

Automotive electrification may be the most wide-ranging power challenge of our time. It is a global problem automotive OEMs face as they transition from internal combustion engines to battery-electric vehicles. R&D teams everywhere are exploring new approaches, trying to find better solutions to solve old an
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Date:
12/30/2023
Electrification Technology Accelerates Sustainable Transportation

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Figure 1: A typical multicomponent wired BMS network (left) and the simpler arrangement made possible by wBMS technology (right)

EVs are still not affordable for many, while for others their perceived value is still unclear. Government economic policies can support the EV agenda to a point, but disruptive innovation in electrification technology across transportation and the energy grid, business services must lead the way in breaking dow
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Date:
12/01/2023
An Engineer's Guide to EV Battery Management Systems

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Figure 1: An electric vehicle's battery pack. (Source: Nissan)

An EV's primary energy source is a battery pack (Figure 1). A pack is typically designed to fit on the vehicle's underside, between the front and back wheels, and occupies the space usually reserved for a transmission tunnel, exhaust, and fuel tank in an internal combustion vehicle. Keeping the pack as low as poss
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Date:
12/01/2023
The SiC Evolution and GaN Revolution for Electric Vehicles

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Figure 1: Enhanced temperature stability ensures consistent efficiency under all conditions

Governments worldwide, seeking to meet climate-change pledges, are driving the transition to electric vehicles through legislation and financial inducements. According to Fortune Business Insights, the total global market for battery and hybrid electric vehicles will grow from $500 billion in 2023 to almost $1
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Date:
12/01/2023
Accelerating Life Cycle Testing for Battery Cell Manufacturing

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Figure 1. Critical stages in the battery cell manufacturing process

Gigafactories have helped boost Lithium-ion (Li-ion) battery cell production from a capacity of 4 to 10 GWh per year to 40 to 80 GWh per year. Bringing cost efficiency to the forefront, high-volume battery cell production has led to a 90% plunge in EV battery prices over the past decade. Scaling up battery c
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Date:
12/01/2023
How PCIe Makes the Car of Tomorrow Possible Today

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Figure 1: ADAS/AD Levels, highlighting also the hands on/off features

The development of basic Advanced Driver Assistance Systems (ADAS) is now commonplace, but to enable enhanced features—even ones we have not dreamt of yet— that bridge varying levels of complexity, there is a need to provision vehicles with high-performance SoCs and connect them to a standard communication
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Date:
12/01/2023
Powering Electromobility Applications in Harsh Environments

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Perhaps the most fascinating example of electromobility occurred in April 2021: the maiden flight of the Ingenuity helicopter on Mars. Although electric vehicles on Earth do not have to operate in such harsh environments, their power electronics still need to work reliably in difficult conditions. When Ingenuity to
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Date:
12/01/2023
Advanced Battery-Management ICs are Essential Elements Powering the Growth of Smart IoT Devices

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Figure 1: IoT Applications

The term Internet of Things, or IoT, was first developed in the late 1990s and was related to RFID technology. Over the two decades since being developed, IoT has flourished to include literally billions of nodes, each with its unique IP address. The notion of “smart” IoT is a relatively new development. The
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Date:
12/01/2023
How to Ensure Safety under UL 3741 - Understanding the Risks and Limitations of Some Solutions Without DC Optimization

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Figure 1. DC-optimized systems allow for two panels to be connected in series, meaning that, upon rapid shutdown initiation, the maximum voltage within the array is 125VDC

The introduction of the UL 3741 Standard for Photovoltaic Hazard Controlin 2020 was hailed as an important milestone in the solar industry’s continuing drive to improve solar system safety. Building on rapid shutdown best practice first introduced in NEC 2014, it was conceived to equip the solar industry with
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Date:
12/01/2023
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