Microwave Amplifier Power SupplyTraveling Wave TUBE or High Power RF AmplifierGenerating High Voltage (In Order)Area of DiscussionMicrowave Amplifier Power SupplyHigh Voltage Switching Power Supply Designat System Level (NOT A MICKY MOUSE)Sharing Industry Experience with EE136Alex Chen MONDAY December 1, 2003Traveling Wave TUBE or High Power RF Amplifier•Application–Point to Point Satellite Communication–Rader Application–Commercial TV Broadcasting Application•Electrical Power Requirement for TWT-High Voltage 2.5kV 200kV (YES! 200kV)-Current @ 7mA 2AGenerating High Voltage (In Order)•Single Phase / 3-Phase Input•Input Line Filtering•Power Factor Correction•H-Bridge Switching–Pulse Width Modulation•Pre-Regulation and Post-Regulation•Rectification •Filtering to get pure High Voltage DC•Additional Sub-Systems (Heater, Fan Driver, Logic control and Human Interfacing)Area of Discussion•Types of Switching Methods•The types of IC and other components•Multiple output Transformers•Human Interfacing and Protection Circuits•Insulating the High
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