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Special Contributor: Viktor Vogman

Viktor Vogman currently works at Power Conversion Consulting as an analog design engineer, specializing in the design of various power test tools for ac and dc power delivery applications. Prior to this, he spent over 20 years at Intel, focused on hardware engineering and power delivery architectures. Viktor obtained an MS degree in Radio Communication, Television and Multimedia Technology and a PhD in Power Electronics from the Saint Petersburg University of Telecommunications, Russia. Vogman holds over 50 U.S. and foreign patents and has authored over 20 articles on various aspects of power delivery and analog design.
Articles written by Viktor Vogman in How2Power Today:
03/14/25Improving Validation Of Power Supply Re-Rush Performance Through More Accurate Sensing Of AC Line Peaks
04/15/24Quantifying The Impact Of Series Inductance On E-Load Edge Rates And Current Monitoring Accuracy
02/15/24Load-Adaptive PSU Can Benefit Server Systems With Reduced Idle Power
10/15/23Essential Considerations For Soft-Start Parameter Selection in DC-DC Converters
09/15/23Tradeoffs In Raising The Maximum Duty Ratio In Forward And Flyback Converters
06/15/23Characterizing Di/dt Of A CPU Operating With A Mixed Array Of Decoupling Caps
04/15/23Stiff Voltage Clamping Reduces Input Current Ripple In Single-Ended Converters
03/15/23Design Considerations For Use Of A Forward DC-DC Converter In Arc Welding
10/14/22Using Current Transformer In Core Saturating Mode Enables DC Current Measurements
08/15/22Stepdown Voltage Regulator With Reduced Input Current Ripple
03/15/22Correcting AC Source Distortion Enables Accurate Power Factor Measurements
10/15/21Linear Voltage Ramp Generator Supports Motherboard Power Cycling Tests
06/15/21Bidirectional Switches Permit ZVS Operation In Single-Ended Forward Converters
05/15/21Raising The Plateau Level In Valley-Fill PFC Circuits Improves Efficiency
02/15/21A PSU Analytical Power Loss Model For Optimizing The Server Power Delivery Architecture
09/15/20Using Local Energy Storage For Organized System Shutdown Simplifies Power Supply Hold-Up Time Requirements
05/15/20Inductorless Heater Switch-Mode Control Enhances Configurability Of Server Motherboards
02/14/20Transmitting Overpower Alert Signals With Low Latency Boosts Reliability Of Bus-Bar Power Lines
11/15/19Accelerating UPS Wake-Up Can Improve Power Supply Efficiency
09/16/19Using Mini E-Loads To Emulate Fast Slew Rates And High Peak Power Levels
05/15/19Optimizing Transfer Switch N+1 Redundant Power Architectures
02/15/19Using Power Delivery Path Resistance For Precision CPU Current Monitoring
12/18/18Optimizing Thermistor Placement For Accurate Power-Plane Current Sensing
10/15/18Energy-Based Efficiency Metric Helps To Optimize Server Power Delivery For Dynamic Workloads
08/16/18Adaptive Overpower Protection Prevents Overheating In Power Distribution Networks
06/15/18Calibration Of Copper Sensors Enhances Accuracy Of Nonintrusive Current Monitoring
05/16/18Achieve Precise High Current Monitoring Using Standard Surface-Mount Resistors
04/17/18Inrush Current Tester Enables More Thorough Validation Of Server Power Supplies
02/16/18SEPIC Converter Simplifies Design Of Smart Electronic Loads

 
 
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