Microchip Technology MCP1630 User Manual
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Microchip Technology MCP1630 User Manual

Microchip Technology MCP1630 User Manual

1a bias supply demo board
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MCP1630 1A Bias Supply
Demo Board User's Guide
© 2005 Microchip Technology Inc.
DS51564A

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Summary of Contents for Microchip Technology MCP1630

  • Page 1 MCP1630 1A Bias Supply Demo Board User’s Guide © 2005 Microchip Technology Inc. DS51564A...
  • Page 2 Smart Serial, SmartTel, Total Endurance and WiperLock are trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. SQTP is a service mark of Microchip Technology Incorporated in the U.S.A. All other trademarks mentioned herein are property of their respective companies.

  • Page 3: Table Of Contents

    Chapter 1. Product Overview ..................5 Introduction ....................5 What is the MCP1630 1A Bias Supply Demo Board? ......6 What the MCP1630 1A Bias Supply Demo Board Kit Includes ....6 Chapter 2. Installation and Operation ................7 Introduction ....................7 Features ....................
  • Page 4 MCP1630 1A Bias Supply Demo Board User’s Guide NOTES: © 2005 Microchip Technology Inc. DS51564A-page iv...

  • Page 5: Preface

    • Customer Support • Document Revision History DOCUMENT LAYOUT This document describes how to use the MCP1630 1A Bias Supply Demo Board. The manual layout is as follows: • Chapter 1. “Product Overview” – Important information about the MCP1630 1A Bias Supply Demo Board.
  • Page 6 MCP1630 1A Bias Supply Demo Board User’s Guide CONVENTIONS USED IN THIS GUIDE This manual uses the following documentation conventions: DOCUMENTATION CONVENTIONS Description Represents Examples Arial font: ® Italic characters Referenced books MPLAB IDE User’s Guide Emphasized text ...is the only compiler...
  • Page 7 Preface RECOMMENDED READING This user's guide describes how to use MCP1630 1A Bias Supply Demo Board. The following Microchip documents are available and recommended as supplemental reference resources. MCP1630 Data Sheet, “High-Speed, Microcontroller-Adaptable, Pulse Width Modulator”, (DS21896) This data sheet provides detailed information regarding the MCP1630 product family.
  • Page 8 MCP1630 1A Bias Supply Demo Board User’s Guide CUSTOMER SUPPORT Users of Microchip products can receive assistance through several channels: • Distributor or Representative • Local Sales Office • Field Application Engineer (FAE) • Technical Support • Development Systems Information Line Customers should contact their distributor, representative or field application engineer (FAE) for support.

  • Page 9: Chapter 1. Product Overview

    Chapter 1. Product Overview INTRODUCTION The MCP1630 1A Bias Supply Demo Board is used to evaluate Microchip’s MCP1630 in a SEPIC power converter application. As provided, the MCP1630 1A Bias Supply Demo Board generates a 3.3V or 5.0V output from an input voltage of 9V, +20%. The MCP1630 1A Bias Supply Demo Board provides a regulated output for load currents up to 1A.

  • Page 10: What Is The Mcp1630 1A Bias Supply Demo Board

    MCP1630 1A Bias Supply Demo Board User’s Guide WHAT IS THE MCP1630 1A BIAS SUPPLY DEMO BOARD? The MCP1630 1A Bias Supply Demo Board is a complete, step-down, switch-mode, dc-dc power converter. The MCP1630 1A Bias Supply Demo Board generates a regulated output voltage for systems requiring a bias of 3.3V or 5V at load currents up...

  • Page 11: Chapter 2. Installation And Operation

    External signals include the input oscillator, the reference voltage, the feedback voltage and the current sense. The output signal is a square-wave pulse. The power train used for the MCP1630 1A Bias Supply Demo Board is a Single-Ended Primary Inductive Converter (SEPIC).

  • Page 12: Getting Started

    Apply the load to the regulated output voltage terminal block 1. To apply a load to the MCP1630 1A Bias Supply Demo Board, the positive side (+) of the load should be connected to pin 2 of J1. The negative side (–) of the load should be connected to pin 1 of J1.
  • Page 13 Output voltage present indication The MCP1630 1A Bias Supply Demo Board has a LED to indicate the presence of output voltage. The LED will be illuminated when the output voltage is present.
  • Page 14 MCP1630 1A Bias Supply Demo Board User’s Guide NOTES: © 2005 Microchip Technology Inc. DS51564A-page 10...

  • Page 15: Appendix A. Schematic And Layouts

    MCP1630 1A BIAS SUPPLY DEMO BOARD USER’S GUIDE Appendix A. Schematic and Layouts INTRODUCTION This appendix contains the following schematics and layouts for the MCP1630 1A Bias Supply Demo Board: • Board Schematic • Board – Assembly Drawing • Board – Top Overlay •...

  • Page 16: Board Schematic

    MCP1630 1A Bias Supply Demo Board User’s Guide BOARD SCHEMATIC © 2005 Microchip Technology Inc. DS51564A-page 12...

  • Page 17: Board - Assembly Drawing

    Schematic and Layouts BOARD – ASSEMBLY DRAWING © 2005 Microchip Technology Inc. DS51564A-page 13...

  • Page 18: Board - Top Overlay

    MCP1630 1A Bias Supply Demo Board User’s Guide BOARD – TOP OVERLAY C4 D1 C1 C2 C7 C8 5.0V 3.3V Scale = 2:1 © 2005 Microchip Technology Inc. DS51564A-page 14...

  • Page 19: Board - Top Layer

    Schematic and Layouts BOARD – TOP LAYER Scale = 2:1 © 2005 Microchip Technology Inc. DS51564A-page 15...

  • Page 20: Board - Bottom Layer

    MCP1630 1A Bias Supply Demo Board User’s Guide BOARD – BOTTOM LAYER Scale = 2:1 © 2005 Microchip Technology Inc. DS51564A-page 16...

  • Page 21: Appendix B. Bill-Of-Materials (Bom)

    MCP1630 1A BIAS SUPPLY DEMO BOARD USER’S GUIDE Appendix B. Bill-Of-Materials (BOM) TABLE B-1: BILL-OF-MATERIALS (BOM) Qty. Reference Description Mfgr. Part Number ® C1,C2 10 µF, X5R Ceramic, 6.3V, 0805 Panasonic -ECG ECJ-2FB0J106M 10 µF, X5R Ceramic, 25V, 1206 Panasonic-ECG ECJ-3YB1E106M 1 µF, X5R Ceramic, 16V, 0805...
  • Page 22 MCP1630 1A Bias Supply Demo Board User’s Guide NOTES: © 2005 Microchip Technology Inc. DS51564A-page 18...

  • Page 23: Appendix C. Evaluation Board Firmware

    MCP1630 1A BIAS SUPPLY DEMO BOARD USER’S GUIDE Appendix C. Evaluation Board Firmware DEVICE FIRMWARE For the latest copy of the MCP1630 1A Bias Supply Demo Board firmware, visit our web site at www.microchip.com. © 2005 Microchip Technology Inc. DS51564A-page 19...

  • Page 24: Worldwide Sales And Service

    Tel: 765-864-8360 Fax: 886-3-572-6459 Fax: 765-864-8387 Los Angeles Mission Viejo, CA Tel: 949-462-9523 Fax: 949-462-9608 San Jose Mountain View, CA Tel: 650-215-1444 Fax: 650-961-0286 Toronto Mississauga, Ontario, Canada Tel: 905-673-0699 Fax: 905-673-6509 04/20/05 © 2005 Microchip Technology Inc. DS51564A-page 20...
  • Page 25 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Microchip MCP1630DM-DDBK1...

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