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Inside the Silicon Carbide JFET: Specs, Stability, and the New Performance Frontier

Inside the Silicon Carbide JFET: Specs, Stability, and the New Performance Frontier

Learn how SiC JFETs beat MOSFETs for next-gen power. They offer ultralow loss, superior stability, and rugged avalanche protection—critical for…


IGCT Platform for up to 8.5 kV and Advanced Turn-Off Current Capability

IGCT Platform for up to 8.5 kV and Advanced Turn-Off Current Capability

Learn how Hitachi Energy's IGCT platform scales to 8.5 kV. It provides high turn-off capability and supports cost-efficient system designs for…


Probe Capacitance, Ground Inductance Effects in HV Measurements

Probe Capacitance, Ground Inductance Effects in HV Measurements

High-voltage probing errors scale with voltage and dV/dt, as probe capacitance and ground inductance inject energy, distort waveforms, and stress…


AI Datacenter Grid-to-Core Power Architecture

AI Datacenter Grid-to-Core Power Architecture

Surging AI power needs dictate a new datacenter power architecture: shifting to 800 V DC distribution, using "SideCar" racks, and…


GaN-Based Synchronous CCM PFC for Hydraulic Pump Power Supply Applications

GaN-Based Synchronous CCM PFC for Hydraulic Pump Power Supply Applications

This article details a GaN-based synchronous CCM-PFC design for hydraulic pump power supplies. It achieves 98.5% peak efficiency at 300W and…


Substation Commissioning and Testing—Part 3: Field Testing

Substation Commissioning and Testing—Part 3: Field Testing

Substation field testing ensures long-term reliability. It verifies instrument transformers , circuit breakers, and protection relays against…


Pushing the Boundaries of SiC Cooling

Pushing the Boundaries of SiC Cooling

Learn how Rogers' curamik DirectCool integrates cooling into the SiC substrate, minimizing the thermal path. This allows for compact,…


Polycrystalline-SiC-Based Substrate Boosts Performance of SiC Power Devices

Polycrystalline-SiC-Based Substrate Boosts Performance of SiC Power Devices

Learn how SmartSiC technology using Smart Cut overcomes standard Silicon Carbide limitations, reducing CO2 emissions, boosting device efficiency…


Choosing Between Gas-Insulated and Air-Insulated Substations

Choosing Between Gas-Insulated and Air-Insulated Substations

This article compares gas-insulated (GIS) and air-insulated substations (AIS), outlining their design principles, performance characteristics, and…


Precision Cooling of Performance Modules

Precision Cooling of Performance Modules

High power density in electronics necessitates efficient cooling. Learn how passive (heat sinks), forced (cooling aggregates/fans), and liquid…


Powering AI in Railway Systems

Powering AI in Railway Systems

Bringing AI functionalities into trains requires very reliable power supplies that fulfill very demanding railway standards. At the same time the…


Substation Commissioning and Testing—Part 2: Pre-Commissioning Inspections

Substation Commissioning and Testing—Part 2: Pre-Commissioning Inspections

This article walks through pre‑commissioning inspections and electrical tests commonly used in utility and industrial substations, translating…


High-Precision Digital Temperature Sensors Thanks to Wafer-Based Calibration

High-Precision Digital Temperature Sensors Thanks to Wafer-Based Calibration

Power electronics plays a crucial role in modern temperature sensor systems, enabling efficient signal conditioning, energy management, and data…


Practical Limitations of IEC Partial Discharge Standards in Power Modules

Practical Limitations of IEC Partial Discharge Standards in Power Modules

IEC partial standards miss dv/dt, thermal, and micro-PD effects in power modules, limiting their value for inverter-driven reliability prediction.


Beyond Mobility: Delivering Proven SiC Technology Where Performance and Reliability Matter the Most

Beyond Mobility: Delivering Proven SiC Technology Where Performance and Reliability Matter the Most

Learn how Mitsubishi Electric’s latest Unifull SiC modules combine advanced performance with enhanced power cycling capability enabled by…


Using Low-Voltage GaN in ISOP Converters for AI Servers With 800 V Architecture

Using Low-Voltage GaN in ISOP Converters for AI Servers With 800 V Architecture

Over the past decade, AI workloads have relied on server architectures not designed for their rapidly growing power demands. Recently, the concept…


Substation Commissioning and Testing—Part 1: Scope and Workflow

Substation Commissioning and Testing—Part 1: Scope and Workflow

Learn how substation commissioning verifies design intent and system integration through FAT, SAT, cold (pre-energization), and hot…


Resilient Battery Energy Storage for Renewable-Rich Grids

Resilient Battery Energy Storage for Renewable-Rich Grids

Because their generation fluctuates, Battery Energy Storage Systems (BESS) have become essential for grid stability. Grid-supporting BESS must…


Accelerating Clean Ammonia Projects and ROI with Digital Solutions

Accelerating Clean Ammonia Projects and ROI with Digital Solutions

Yokogawa is a leading provider of Industrial Automation and Test and Measurement solutions.…


Thermal Management for SiC Semis—Top Side Cooling as an Innovative Solution

Thermal Management for SiC Semis—Top Side Cooling as an Innovative Solution

The growing demand for powerful and compact power electronics places high demands on the thermal management of modern semiconductor technologies.…