EV, Hybrids & Charging Infrastructure

January 2023
Don’t Overlook These Keys to Optimized Converter Performance

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Figure 1: Typical Isat and Irms Ratings

­Inductors function as circuit elements by reaction to current flow in the windings. Inductors are fundamentally current-driven devices, and anyone who has designed a dc-dc converter knows power inductor datasheets are covered with Irms and Isat current ratings. Picking a power inductor is all about current ratin
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Date:
01/31/2023
PSDcast – Eaton's Experience Centers Tout Home Energy Management Strategies

Dan Carnovale, the director of Eaton’s Experience Centers

­Eaton recently updated its “Experience Center” in Pittsburgh, installing EV charging infrastructure to show visitors how that tech contributes to home energy management strategies for the benefit of the grid.
Date:
01/30/2023
LiDAR Technology Could Improve Safety Features in Vehicles

Dr. Scott Budge and his graduate students conduct LiDAR tests in the Center for Advanced Imaging LiDAR, commonly known as CAIL.

­As of 2022, 17 car manufacturers have announced plans to use or are currently using LiDAR sensors across 21 different models. However, there are a few things that need to be solved before this technology can be used widespread. LiDAR, which stands for light detection and ranging, is the use of light photons t
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Date:
01/27/2023
Isolated DC-DC Converters for xEVs Reduce Application Size and Minimize Noise Design Countermeasures

Isolated DC-DC Converters for xEVs Reduce Application Size and Minimize Noise Design Countermeasures

­ROHM Semiconductor introduced the BD7Fx05EFJ-C isolated flyback DC-DC converter (BD7F105EFJ-C, BD7F205EFJ-C) optimized for gate drive power supplies in xEV applications, such as electric compressors and PTC heaters.  In recent years, xEVs such as hybrid and electric vehicles have beco
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Date:
01/26/2023
Annapolis Transit Electrifies Their Fleet with Purchase of Two BYD K7M Buses

Annapolis Transit Electrifies Their Fleet with Purchase of Two BYD K7M Buses

The City of Annapolis announced the purchase of two BYD (Build Your Dreams) battery-electric K7M transit buses, which will be the first in its transit fleet. Annapolis, known for its historic district and scenic streets, will soon welcome BYD buses to the community. The BYD K7M seats up to 22 passengers and inclu
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Date:
01/26/2023
PSDcast – Wolfspeed's Silicon Carbide Agreement with Jaguar

Wolfspeed's Ty McNutt

­Britain’s Jaguar is aiming to become an electric-first company and achieve net zero carbon emissions by 2039. And to do so, they’ve partnered up with our old friends at Wolfspeed for access to silicon carbide.
Date:
01/25/2023
Cornell Dubilier Responds to Needs of Next-Gen EV Charger Designers with Custom Capacitors

Cornell Dubilier Responds to Needs of Next-Gen EV Charger Designers with Custom Capacitors

­In response to the rapidly growing demand for higher-performance DC link capacitors for EV chargers, Cornell Dubilier Electronics (CDE) has expanded its standard-product offerings with devices issued through franchise distributor New Yorker Electronics. While the inverter circuitry at the heart of EV charging st
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Date:
01/18/2023
New Charging Technology Enables Range of 400 km After 15 Minutes Charging Time

New Charging Technology Enables Range of 400 km After 15 Minutes Charging Time

­As part of the research project "Direct Superfast charging for the Electric vehicle", the participating cooperation partners developed a new charging technology and a vehicle prototype to store the energy required for a real 400 km range in just 15 minutes. The aim of the research project "Dir
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Date:
01/12/2023
Tevva set for Mass Production After Receiving Whole Vehicle Type Approval

Tevva set for Mass Production After Receiving Whole Vehicle Type Approval

­British electric vehicle manufacturer Tevva has hit another major milestone after securing European Community Whole Vehicle Type Approval (ECWVTA) for its 7.5 tonne (t) battery-electric truck. It means that Tevva can start producing and selling in volume across the UK and Europe and represents the key regulatory st
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Date:
01/11/2023
Richtek and EPC Collaborate to Create Small 140 Watt Fast-charging Solution

Richtek and EPC Collaborate to Create Small 140 Watt Fast-charging Solution

­EPC & Richtek announces the availability of a 4-switches bidirectional buck-boost controller reference design board that converts an input voltage of 12 V - 24 V to a regulated 5 V - 20 V output voltage and delivers up to 5 A continuous current and 6.5 A maximum current. The combination of the new Richtek RT
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Date:
01/11/2023
ROHM's Fourth Generation SiC MOSFETs to be Used in Hitachi Astemo's Inverters for Electric Vehicles

ROHM's Fourth Generation SiC MOSFETs to be Used in Hitachi Astemo's Inverters for Electric Vehicles

­ROHM Semiconductor announced the adoption of its new fourth generation SiC MOSFETs and gate driver ICs in electric vehicle inverters from Hitachi Astemo, Ltd., a leading Japanese automotive parts manufacturer. As the electrification of cars rapidly advances towards achieving a decarbonized society,
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Date:
01/10/2023
Mouser-Backed Formula E Team Kicks Off Season 9 in Mexico City

Mouser-Backed Formula E Team Kicks Off Season 9 in Mexico City

Mouser Electronics, Inc., cheers on the DS PENSKE Formula E team as they kick off Season 9 at the Autodromo Hermanos Rodriguez track in Mexico City on January 14, 2023. With a race-ready surface and long corners, Mexico City is one of the fastest tracks on the calendar featuring a mix of long and fast straights an
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Date:
01/05/2023
TI Enables Automakers to Take Full Advantage of EV Range with the Industry's Most Accurate Battery Cell and Pack Monitors

TI Enables Automakers to Take Full Advantage of EV Range with the Industry's Most Accurate Battery Cell and Pack Monitors

­Texas Instruments (TI) introduced new automotive battery cell and pack monitors with the most accurate measurement capability available on the market, maximizing electric vehicle (EV) drive time and enabling safer operation. As EVs grow in popularity, advanced battery management systems (BMS) are helping o
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Date:
01/05/2023
Wolfspeed Enables Higher-Voltage Batteries for EV Systems

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Figure 1: High-level view of an EV and several opportunities for Silicon Carbide technology

­Silicon Carbide (SiC) technology has transformed power management in many markets, especially power delivery systems in electric vehicles (EVs). SiC provides advantages in terms of efficiency, power density, size/weight, thermal management, and reliability. Advantages of Higher Battery Voltage Many areas of an
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Date:
01/04/2023
What is Actually Needed to Ensure Efficient Charging of EVs?

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Figure 1: Simplified block diagram of a bidirectional charger

­For BEVs (battery-electric vehicles), low power (kWh/km) is essential. Its calculation often not only includes the power from the battery but also the power required by the AC Wallbox to charge the battery. Charging losses in the onboard charger (OBC) therefore affect this figure directly. To ensure a low pow
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Date:
01/01/2023
Meeting the Demand for Higher Rated, Small-sized and More Reliable Power Modules

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Figure 1. Diagram and equivalent circuit of the 7th generation X-series RC-IGBT technology

­From electric vehicle onboard chargers (OBCs) and fast DC chargers to solar micro-inverters and larger industrial laser, welding, and automation use cases, there is a wide array of applications that rely on modern power conversion. One striking commonality between these applications is the continual push in ch
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Date:
01/01/2023
Sensing and Control Solutions Trends in Electric Vehicles

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Figure 1: Brake pedal force sensors provide many safety and performance advantages for the developers and designers of next generation braking systems

­From electric vehicles including passenger cars and commercial vehicle fleets to 2- and 3-wheelers, the electrification trend in transportation is transforming the need for different systems and component technologies to ensure safety while speeding up charging times and vehicle time to market for vehicle OE
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Date:
01/01/2023
A Vehicle Revolution is the Industry's New Year Resolution

A Vehicle Revolution is the Industry's New Year Resolution

­The Chinese have a curse that says, “may you live in interesting times”. I’ve no idea if someone cursed the world, but the last couple of years have definitely been interesting times for all of us. Hopefully things start to settle down a little this year and both the world and its economies start get ba
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Date:
01/01/2023
An Electric Start to the Year

Jason Lomberg, North American Editor, PSD

­As we close the books on 2022 and look towards 2023, we’ll hopefully begin to put this economic recession behind us, along with the defining event of our time, COVID-19. And hey, maybe we can go a whole year without some major or minor catastrophe – a guy can hope, can’t he? By the time you read this
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Date:
01/01/2023

 


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