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CONTENTS

PP40 THE ABC'S OF DC-TO-DC CONVERTER AND POWER SUPPLIES
Definitions of power conversion terms used for both DC-to-DC converters as well as AC-to-DC power supplies.
PP41 INFORMATION FOR STANDARD USAGE - PD SERIES
Input Connections (transient surge suppressor, safety considerations, input capacitor for stability, reverse voltage protection); Output Connections (maintaining regulation at the load, remote sensing, sense lead protection circuit, remote ON/OFF function);Thermal Considerations; Mechanical Considerations; Bypassing and Decoupling Connections
PP42 OUTPUT VOLTAGE TRIMMING - PD SERIES
Calculations for: Fixed Output Voltage using resistors, Variable Output Voltage using potentiometer, Trim procedure using a voltage or current source
PP43 BASIC OPERATIONS AND FEATURES - PD SERIES
Theory of Operation, Key feature description - current limiting, sense circuit, Description of Synchronization and Shutdown function (for -P option), Gate In and Gate Out function (for -V option)
PP44 CONNECTING MULTIPLE CONVERTERS
Parallel connection For Higher Output Power, Connecting Converters for Fault Tolerance ("N + 1" Redundancy), Connecting Converters for Multiple Output Voltages, Connecting Converters in Series for Higher Output Voltage, Multiple Converter ON / OFF control, Switching Frequency Synchronization
PP45 THERMAL MANAGEMENT
Power Dissipation & Efficiency, Output Power vs Temperature, Thermal Circuit Model, Thermal Resistance, Methods of Heat Transfer, Conduction, Convection, Radiation, Thermal Design,
Thermal Design Equations
PP46 APPLYING UFM500/UFM1K AC-to-DC CONVERTERS
Overview, Off-Line Power Supply Configuration, Description of Pin-Outs.

Please Note:
Application Notes are currently available only in PDF Format. For more information on the format type, please go to Adobe's Web Site


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Last Revised: August 1, 2002