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HOW2POWER ARTICLES — 2009


    December
  • A Practical Look At Current Ratings
  • Loop Control: Hand Calculations Or Automation?
  • Designing the Sine Wave Quiet Converter
      • November
  • What every designer should know about magnetics in switch-mode power supplies
  • Give Your Battery A Rest With A Supercapacitor-based Power Subsystem
  • Drive Multiple LED Strings with SEPIC Converters
  • Integrated Driver Shrinks Class D Audio Amplifiers
  • Power Supply Vendors Seek Fundamental Knowledge, But Truly Value the Specialists
      • October
  • Testing Compliance to Energy Efficiency Standards
  • Fixing a Flyback Supply with No Output Voltage
  • Techniques for Measuring Efficiency
  • Push-Pull Output Inductor Design Using a LPT E2000Q Core
  • Measuring Transformer Distributed Capacitance
  • Current-Sense Transformer Application Design Guidelines
  • Switch Mode Power Supplies and their Magnetics
  • Definitions And Measurement Techniques For Transformers And Inductors
  • Ultracapacitors Give Lift to Material Handling
  • Debunking Transformer Performance Myths
  • The A-to-Z of Batteries: A Cheat Sheet of Common Terms
  • Smart Grid Success Will Rely On System Solutions
      • September
  • Buck Converter Powers 5-V Circuits From 12-V Solar-Cell Array
  • Switching-Regulator Insights: Achieving Longer Battery Life in DSP Systems
  • A Simpler Way to Dim Fluorescent Lamps
  • Frequency Dithering: A Tool for Overcoming Last-Minute EMC Hurdles
  • DC-DC Converter Output Ripple
  • The Power Behind the New Grid
      • August
  • Build an Efficient 500-W Solar Power Inverter Using IGBTs
  • eEngineer: Electromagnetic Compatibility
  • What is Power Factor Correction and what are the tradeoffs in the various approaches to implementing it?
  • MTBF and power supply reliability
  • Inverter for Small Wind Power Stations
      • July
  • Don't Let Jitter Shake Up Your Flyback Converter Designs
  • EMI / RFI Frequently Asked Techincal Questions
  • Thermal Considerations of Hybrid DC-DC Converters
  • Measuring Switching Regulator Noise
  • LDO PSRR Measurement Simplified
      • June
  • The Dark Force Of Evil In Electronics: Electromagnetic Interference
  • The Challenges of PoE+
  • Medical power supplies: trends, challenges and design approaches
  • Testing Terrestrial Solar-Powered Inverters Using Solar Array Simulation Techniques
      • May
  • Selecting heat sinks for heavily populated boards
  • 150 W Power Factor Corrected LLC Power Supply Using HiperPLC (PLC810PG)
  • High Efficiency USB Power Management System Safely ChargesLi-Ion/Polymer Batteries from Automotive Supplies
  • New LED Applications are Unfamiliar Territory, Tools Help Designers with Inductor Selection
  • Backlighting for Optimized Color RGB LED driver solution
  • Intelligent Interleaving: Advanced PFC Controller for High Efficiency AC-DC Power Supplies
      • April
  • Improving the Efficiency of PFC Stages Using Interleaved BCM
  • Choosing the right topology
  • SEPIC Converters Solve Automotive Power Needs Part 2
  • Renewable Energy Through Micro-Inverters
  • Reduce the Cost and Complexity of Medium LCD LED Backlights with a Single Inductor LED Driver for 60 LEDs
  • Optocouplers Support High Power, High Speed Switching Inverters
  • GaN Based Power Technology Stimulates Revolution in Conversion Electronics
      • March
  • Increasing PV Panel Energy Output
  • 3rd Generation Silicon Carbide Schottky Diodes Pave theWay for Energy Efficient Power Solutions
  • How to Design a Simple Isolated Power Supply
  • Simple Ways to Measure Current
  • Unstable' Power Supply Simulates Solar Panel Behavior
  • SEPIC Converters Solve Automotive Power Needs Part 1
  • What to look for in a medical power supply
  • 100V Controller Drives High Power LED Strings from Just about Any Input
  • Want To Dim Your LEDs with a TRIAC Dimmer?
  • Symmetrical Boost Concept for Solar Applications up to 1000V
  • Power over Ethernet Moves Forward
  • Higher Efficiency in Lighting through Primary Side Regulation
  • Understanding System Loads and Interfacing with Chargers
      • February
  • HV9931 Unity Power Factor LED Lamp Driver
  • Create Your Own Fan Driver Circuit For An Active Heatsink
  • 56W Off-line, 120VAC with PFC, 160V, 350mA Load, Dimmer Switch Compatible LED Driver
  • 14W Off-line LED Driver, 120VAC, PFC, 14V, 1.0A Load
  • Constant, Off-time, Buck-based, LED Drivers Using the HV9910B
  • Charging for Ultracapacitors
  • Isolated LED Driver Using the HV9910B
  • Digital controller compensates analog controller
  • Circuit provides constant-current load for testing batteries
  • Reduce EMI by varying power supply frequency
  • Power Supply Instability
  • New Energy Star Requirements Impact Powering of Solid-State Lighting
  • 3.67 W LED Driver
  • Optimising PFC Boost Converter Design
  • Replacing Schottky Diodes with Super Barrier Rectifier Diodes
  • Power Modules for Electric and Hybrid Vehicles
  • With a Few Mouse Clicks to an Efficient Motor Control Design
  • Plug & Play in Power Electronics Designing a proper circuit to drive a given IGBT module
  • Predicting Device Thermal Performance Using a Simulation Tool
      • January
  • An Easy Way To Roll Your Own Programmable Power Supply
  • Efficiently Driving LED's Offline
  • Technology for Wind Turbine Inverter with Increased Reliability
  • LED Driver Configurations
  • uModule LED Driver Integrates All Circuitry, Including the Inductor, in a Surface Mount Package
  • Diode Turn-On Time Induced Failures in Switching Regulators
  • Brain Cells: Intelligent Efficiency for Solar Systems
  • SUPERCAPS Lighten the Load in LED Flash Applications
  • Measurement of Step-Down DC/DC Converters with Bode 100
  • Thermal and Mechanical Considerations (A Vicor Power Techtorial)
  • Battery Charge Management, New and Emerging Trends
  • Benefits of Design Software, Boundary Element Method can reduce computational and modeling times
  • Aero Trends, Future electrical power challenges and solutions within the aerospace industry

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