PI3545-00-LGIZ Datasheet, PDF (2/37 Pages) Vicor Corporation – 36 Vin to 60 Vin Cool-Power ZVS Buck Regulator & LED Driver

Contents
Contents
Order Information
Thermal, Storage, and Handling Information
Absolute Maximum Ratings
Functional Block Diagram
Pin Description
Package Pin-Out
PI354x-00 Common Electrical Characteristics
PI3542-00 (2.5 Vout) Electrical Characteristics
PI3543-00 (3.3 Vout) Electrical Characteristics
PI3545-00 (5.0 Vout) Electrical Characteristics
PI3546-00 (12.0 Vout) Electrical Characteristics
Functional Description
ENABLE (EN)
Remote Sensing
Switching Frequency Synchronization
Soft-Start
Output Voltage Selection
Output Current Limit Protection
Input Undervoltage Lockout
Input Overvoltage Lockout
Output Overvoltage Protection
Overtemperature Protection
Pulse Skip Mode (PSM)
Variable Frequency Operation
Parallel Operation
PI354x-00
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Contents
Application Description
Output Voltage Trim
Soft-Start Adjust and Tracking
Inductor Pairing
Thermal De-rating
Small Signal Model - Constant Voltage Mode
Lighting Mode
LGH Amplifier Small Signal Model
Filter Considerations
VDR Bias Regulator
Sytem Design Considerations
Layout Guidelines
Recommended PCB Footprint and Stencil
Package Drawings
Revision History
Warranty
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Cool-Power®
Page 2 of 37
Rev 1.3
2/2016
vicorpower.com
800 927.9474