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Stepper Motors Part 2: Motor Drive Circuit Types and Operation

Stepper Motors Part 2: Motor Drive Circuit Types and Operation

This article reviews the types and operation of stepper motor drive circuits used in precise positioning and control applications. It examines…


Comparing Thermal Performance of Die-Attach Materials

Comparing Thermal Performance of Die-Attach Materials

Silver sintering and transient liquid phase soldering are replacement technologies for bonding using high reliability solder alloys. This article…


Driving and Protecting SiC MOSFETs: Specs and Standards

Driving and Protecting SiC MOSFETs: Specs and Standards

Although SiC MOSFETs offer many benefits, it took more than ten years for suppliers to consolidate and align specifications and standards. Today,…


Isolated Flying Capacitor Multilevel Converter Modes of Operation

Isolated Flying Capacitor Multilevel Converter Modes of Operation

Isolated flying capacitor multilevel converters have various modes of operation critical to their proper working. This article explains the four…


Understanding Power Modules in Embedded Drives

Understanding Power Modules in Embedded Drives

While embedded motor drives are gaining popularity in industrial applications, their compact size and tight integration present new challenges in…


Understanding the Theory Behind Transient Thermal Impedance

Understanding the Theory Behind Transient Thermal Impedance

Transient thermal impedance is a measure of how a device behaves when pulsed power is applied. Transient thermal impedance is an important…


How Thermal Efficiency Is Helping Data Centers Run More Sustainably

How Thermal Efficiency Is Helping Data Centers Run More Sustainably

Innovative semiconductor design and packaging technologies are improving efficiencies in data centers as server power demands increase.


Power Packaging for GaN Generation of Power Conversion

Power Packaging for GaN Generation of Power Conversion

Since the launch of GaN-on-Si enhancement mode power transistors in March 2010, there has been a slow but monotonic shift towards the adoption and…


Parallel Operation: Influence of Power Module Parameters

Parallel Operation: Influence of Power Module Parameters

The challenge of IGBT module paralleling is to understand the necessary de-rating of power converters under consideration of different module…


Managing Thermals: Breaking Through Power-density Barriers

Managing Thermals: Breaking Through Power-density Barriers

The number of semiconductors in nearly every application is multiplying. Many of the design challenges facing electronics engineers all tie back to…


Intelligent Power Management in the World of Vision Systems

Intelligent Power Management in the World of Vision Systems

Vision systems are now incorporated into a variety of products. Processing the video signal is typically performed by a dedicated IC requiring…


Two-level Slew-rate Control Increases Margins in Thermally Critical Apps

Two-level Slew-rate Control Increases Margins in Thermally Critical Apps

It is difficult to optimize the switching performance of IGBTs with only one fixed value for the gate resistor. The use of two-level slew-rate…


Interference-free Power Supply

Interference-free Power Supply

Modern industrial plants place high demands on the reliability and interference immunity of power supplies. Typically, the plant components are…


Reduce Costs: Use the Same Qualified Parts for Positive and Negative Output DC-to-DC Converters

Reduce Costs: Use the Same Qualified Parts for Positive and Negative Output DC-to-DC Converters

One relatively easy way for manufacturers to reduce the cost of electronic components is by using the same designs or components for disparate…


Fully-Protected Half-Bridge Power ICs Enable Motor-Integrated Inverters

Fully-Protected Half-Bridge Power ICs Enable Motor-Integrated Inverters

Navitas’ GaNSense technology provide size and loss savings to enable integration of the inverter with the motor.


Short Circuit Tests with 4th Gen SiC MOSFET in a Power Module for xEV Main Inverters

Short Circuit Tests with 4th Gen SiC MOSFET in a Power Module for xEV Main Inverters

An Application Example for xEV applications. Since the benefits of SiC power semiconductors for electric powertrains are proven, SiC power…


Photovoltaic Module Technology: Choosing the Right Solar Panel

Photovoltaic Module Technology: Choosing the Right Solar Panel

The renewable energy sector has grown exponentially in the last decade and seen changes in photovoltaic module technology. This article provides an…


Motor Starters Part 4: Selecting and Sizing Star-Delta Parts

Motor Starters Part 4: Selecting and Sizing Star-Delta Parts

This article makes the selection and sizing of the star-delta motor starter parts very easy. Here you will learn how to select and size the fuse,…


Improving DC/DC Converter Design With SiC Power Modules

Improving DC/DC Converter Design With SiC Power Modules

Power-electronic-converter developers continuously strive for higher converter power densities at the highest efficiency. This has become even more…


Driving Lasers: Chasing the Speed of Light

Driving Lasers: Chasing the Speed of Light

As the level of automation increases in machines, detailed awareness of the surroundings becomes necessary. Time-of-flight-based 3D imaging systems…


Technical Articles Oct 27, 2022 by EPC