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Overvoltage Protection for RTD-Based Measurement Systems

Overvoltage Protection for RTD-Based Measurement Systems

This article focuses on how to provide a total solution for multiwire RTD modules with overvoltage protection function and overvoltage protection…


Switching Performance of 750A/3300V Dual SiC-Modules

Switching Performance of 750A/3300V Dual SiC-Modules

This article focuses on the switching behavior of SiC devices and compares Full SiC and Hybrid SiC with the behavior of a silicon device.


Trench Schottky Rectifier Functioning Benefits and Use Cases

Trench Schottky Rectifier Functioning Benefits and Use Cases

This article is mainly discussing the functioning and the benefits of Trench Schottky rectifiers.


Latest Generation IGBT Modules for Efficient, Reliable & Power Dense Systems

Latest Generation IGBT Modules for Efficient, Reliable & Power Dense Systems

This article discusses Dynex' new generation of high-power IGBT modules, covering a 3.3kV to 6.5kV voltage range.


Maximizing Performance with SiC Discretes

Maximizing Performance with SiC Discretes

UnitedSiC has recently expanded its SiC FET product offerings to encompass devices with tailored switching speeds


DC Output for the 27 MHz Resonant Converter

DC Output for the 27 MHz Resonant Converter

This article is the third of a 3-part series describing a 27 MHz off-line converter.


Switch Mode Power Supply Current Sensing

Switch Mode Power Supply Current Sensing

This article discusses the current-mode control that is widely used for switching mode power supplies and gives insights to current sensing methods.


1700V X-Series HVIGBT Power Modules with Excellent Performance and Reliability

1700V X-Series HVIGBT Power Modules with Excellent Performance and Reliability

This article introduces the new generation of 1700V IGBT power modules called X-Series from Mitsubishi Electric that satisfies the requirements of…


Rechargeable Solid-State SMD Battery for IoT Applications

Rechargeable Solid-State SMD Battery for IoT Applications

This article introduces CeraCharge™, the world’s first rechargeable solid-state SMD battery from TDK Electronics.


Reducing Inverter Cost with CurrentMeasurement Integration in Power Modules

Reducing Inverter Cost with CurrentMeasurement Integration in Power Modules

This article describes the impact of introducing internal shunts to the power module in inverters in the power range above 75 kW.


The Efficiency Revolution: Migrating to Advanced Low-Standby Power Architectures

The Efficiency Revolution: Migrating to Advanced Low-Standby Power Architectures

This article discusses the optimization of advancing to low-standby power architectures.


Making GaN Power Electronics Universal

Making GaN Power Electronics Universal

This article focuses on how GaNPower International Inc. is able to make GaN easier to use and more universal.


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


Cost Optimization of Wireless Power Transmission Systems

Cost Optimization of Wireless Power Transmission Systems

Advantages of wireless power transmission systems in comparison to standard plug contacts are easily identified. Power transmitters, as well as…


Driving SiC MOSFETs with a HighSpeed Gate Driver IC

Driving SiC MOSFETs with a HighSpeed Gate Driver IC

Silicon-Carbide (SiC) MOSFETs that become a visible part of the MOSFET market require special gate drivers that are able to provide a negative…


Maximizing System Efficiency with IGBT Modules

Maximizing System Efficiency with IGBT Modules

With the recent push from both the wider industry sectors and the government for high-efficiency systems, the semiconductor industry is responding…


Designing Safe and Fast DC Charging Stations with Optocouplers

Designing Safe and Fast DC Charging Stations with Optocouplers

Rapid growth of electric vehicle (EV) fleet drives strong demand for charging infrastructure to extend EVs’ travel range. DC fast charging…


How Long will Your System Last A Discrete IGBT Reliability Study

How Long will Your System Last A Discrete IGBT Reliability Study

High quality and reliability are among the key aspects in the design of a power semiconductor. The influence of these parameters is evident since they


7th Gen NX Type Converter Inverter Brake Modules

7th Gen NX Type Converter Inverter Brake Modules

Applications such as elevator drives or servomotors have several special requirements. One on hand, high efficiency is important, while on the…