EEPower

Latest Passives Technical Articles

Categories

1000V Output NoOpto Isolated Flyback Converter for High Output Voltage Applications

1000V Output NoOpto Isolated Flyback Converter for High Output Voltage Applications

Isolated flyback converters are used in automotive, industrial, medical, and telecom applications where the power supply must be reliable, easy to…


Pulsed Field Magnetometry for Characterization of Magnetic Components

Pulsed Field Magnetometry for Characterization of Magnetic Components

This article describes the BsT-Pulse software and its algorithm, allowing an evaluation of high power magnetic components and is easily expandable,…


Wide Terminal Low-Ohmic High Power Thick-Film Chip Resistor

Wide Terminal Low-Ohmic High Power Thick-Film Chip Resistor

ROHM announced the availability of a new lineup of high power wide terminal thick-film chip resistors ideal for current detection in a variety of…


Technical Articles Jan 09, 2019 by ROHM
Power Control at 27 MHz with Variable Reactance

Power Control at 27 MHz with Variable Reactance

This is the second of a three part series. In Part 1, we described a quasi-class E circuit providing variable power into inductive and resistive loads


Designing Custom Inductors vs Utilizing ReadyMade Options

Designing Custom Inductors vs Utilizing ReadyMade Options

Engineers are under time and budget pressures to complete their tasks efficiently. Designing a power supply can be a daunting task, especially for…


Temperature Stability Assessment of GaN Power Amplifiers with Matching Tantalum Capacitors

Temperature Stability Assessment of GaN Power Amplifiers with Matching Tantalum Capacitors

Wide bandgap GaN and SiC devices are expected to experience high levels of growth in applications ranging from power conversion to RF transistors…


Electrolytic Capacitor Leakage Current

Electrolytic Capacitor Leakage Current

This article discusses Electrolytic Capacitors characteristic of leakage current and how it is important to allow 'self-healing'


Why You Should Use Power Stage Designer™ to Start a Power Supply Design

Why You Should Use Power Stage Designer™ to Start a Power Supply Design

This article highlights Texas Instruments Power Stage Designer as a tool quick assessment values and waveforms for commonly used power-supply…


Measuring Signals in the Time Domain to Understand and Design EMI Filters

Measuring Signals in the Time Domain to Understand and Design EMI Filters

This article highlights the importance of measuring the voltage and currents in the time domain to better understand and design EMI filters.


High Performance Flybuck

High Performance Flybuck

This article discusses the different methods that can be used to improve the performance of a Flybuck converter in a wide input voltage or power…


Trends in Electromagnetic Component Design: Why You Shouldn’t Underestimate Magnetic Technology

Trends in Electromagnetic Component Design: Why You Shouldn’t Underestimate Magnetic Technology

This article describes the advancements on the electromagnetic components' designs, analysis, simulations, cores and wires


Accelerating Custom Capacitor Design with Simulation Applications

Accelerating Custom Capacitor Design with Simulation Applications

This article highlights how simulation apps can help evaluate the effects of heat in capacitors and optimize custom capacitor design.


Design of Resonant LLC Converters by Cloning

Design of Resonant LLC Converters by Cloning

This article discusses a simple method by which RLLCC can be cloned to meet different requirements without losing good quality.


EiceDRIVER and CoolMOS CFD2 Join for High Efficiency in Refrigeration

EiceDRIVER and CoolMOS CFD2 Join for High Efficiency in Refrigeration

This article discusses the benefits and advantages of CoolMOS CFD2 in terms of efficiency in motor drive applications and gives recommended layouts.


Dynamic Output Voltage Adjustment

Dynamic Output Voltage Adjustment

This article describes different implementations of how to add the feature of adjusting the output voltage to nearly any switch-mode power supplies.


Well Equipped for 48 Volts

Well Equipped for 48 Volts

This article discusses the advantages of the 48-volt systems technology for vehicles that helps reduce fuel consumption and environmental impact.


Igniting the Spark Using the Microcontroller039s Angular Timer to Implement Capacitor Discharge Ignition

Igniting the Spark Using the Microcontroller039s Angular Timer to Implement Capacitor Discharge Ignition

This article discusses how angular timer of a microcontroller can help implement capacitor discharge ignition in an internal combustion engine.


Digital Control in High Power AC-DC Converters with PFC

Digital Control in High Power AC-DC Converters with PFC

This article discusses on microcontroller based digital control architecture of high power AC-DC converters featuring power factor correction (PFC).


Output Ceramic Capacitor Roles in POL Applications

Output Ceramic Capacitor Roles in POL Applications

This article provides a discussion on the basic understanding of the importance of multi-layer ceramic capacitors and relevant key parameters.


Modern Shunt Reactors and Static Var Compensators for Electrical Grids Can Be More Economical

Modern Shunt Reactors and Static Var Compensators for Electrical Grids Can Be More Economical

This article focuses on thyristor-controlled devices for reactive power compensation that have very similar performance to TCR and SVC are more…