Datasheet LT8311 (Analog Devices) - 2

ManufacturerAnalog Devices
DescriptionSynchronous Rectifier Controller with Opto-Coupler Driver for Forward Converters
Pages / Page48 / 2 — TABLE OF CONTENTS Features .. 1. Applications ... 1. Typical Application …
File Format / SizePDF / 744 Kb
Document LanguageEnglish

TABLE OF CONTENTS Features .. 1. Applications ... 1. Typical Application ... 1. Description... 1

TABLE OF CONTENTS Features . 1 Applications .. 1 Typical Application .. 1 Description.. 1

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TABLE OF CONTENTS Features .. 1 Applications ... 1 Typical Application ... 1 Description... 1 Absolute Maximum Ratings ... 3 Order Information ... 3 Pin Configuration ... 3 Electrical Characteristics .. 4 Typical Performance Characteristics .. 7 Pin Functions ...11 Block Diagram ..12 Operation..13
FUNDAMENTALS OF FORWARD CONVERTER OPERATION IN CCM ... 13 LT8311 SYNCHRONOUS CONTROL SCHEMES ... 17 PREACTIVE MODE SYNCHRONOUS CONTROL .. 17 SYNC MODE SYNCHRONOUS CONTROL ... 19 OPTO-COUPLER CONTROL .. 21
Applications Information ...25
VIN BIAS SUPPLY .. 25 INTVCC BIAS SUPPLY .. 26 LT8311 OPTO CONTROL FUNDAMENTALS ... 27 LT8311 SYNCHRONOUS CONTROL FUNDAMENTALS .. 31 PREACTIVE MODE SYNCHRONOUS CONTROL ... 37 SYNC MODE SYNCHRONOUS CONTROL .. 38
Typical Applications ...40 Package Description ..47 Typical Application ..48 Related Parts ...48
8311f 2 For more information www.linear.com/LT8311 Document Outline Related Parts Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation FUNDAMENTALS OF FORWARD CONVERTER OPERATION IN CCM LT8311 SYNCHRONOUS CONTROL SCHEMES PREACTIVE MODE SYNCHRONOUS CONTROL SYNC MODE SYNCHRONOUS CONTROL OPTO-COUPLER CONTROL Applications Information VIN BIAS SUPPLY INTVCC BIAS SUPPLY LT8311 OPTO CONTROL FUNDAMENTALS LT8311 SYNCHRONOUS CONTROL FUNDAMENTALS PREACTIVE MODE SYNCHRONOUS CONTROL SYNC MODE SYNCHRONOUS CONTROL Typical Applications Package Description Typical Application Related Parts
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