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Preface

©

 2011 Microchip Technology Inc.

DS51992A-page 7

RECOMMENDED READING

This user's guide describes how to use MCP73830L 2x2 TDFN Li-Ion Battery Charger 
Evaluation Board. Other useful documents are listed below. The following Microchip 
documents are available and recommended as supplemental reference resources.

• MCP73830L Data Sheet - 

“Single-Cell Li-Ion/Li-Polymer Battery Charge 

Management Controllers in 2x2 TDFN” 

(DS25049)

THE MICROCHIP WEB SITE

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site is used as a means to make files and information easily available to customers. 
Accessible by using your favorite Internet browser, the web site contains the following 
information:

Product Support

 – Data sheets and errata, application notes and sample 

programs, design resources, user’s guides and hardware support documents, 
latest software releases and archived software

General Technical Support

 – Frequently Asked Questions (FAQs), technical 

support requests, online discussion groups, Microchip consultant program 
member listing

Business of Microchip

 – Product selector and ordering guides, latest Microchip 

press releases, listing of seminars and events, listings of Microchip sales offices, 
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CUSTOMER SUPPORT

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• Distributor or Representative

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• Field Application Engineer (FAE)

• Technical Support

Customers should contact their distributor, representative or field application engineer 
(FAE) for support. Local sales offices are also available to help customers. A listing of 
sales offices and locations is included in the back of this document.

Technical support is available through the web site at: http://support.microchip.com.

DOCUMENT REVISION HISTORY

Revision A (August 2011)

• Initial Release of this Document.

Summary of Contents for MCP73830L

Page 1: ...2011 Microchip Technology Inc DS51992A MCP73830L 2x2 TDFN Li Ion Battery Charger Evaluation Board User s Guide...

Page 2: ...Technology Incorporated in the U S A All other trademarks mentioned herein are property of their respective companies 2011 Microchip Technology Incorporated Printed in the U S A All Rights Reserved P...

Page 3: ...r 1 Product Overview 1 1 Introduction 9 1 2 What is the MCP73830L 2x2 TDFN Li Ion Battery Charger Evaluation Board 10 1 3 What the MCP73830L 2x2 TDFN Li Ion Battery Charger Evaluation Board Kit Includ...

Page 4: ...MCP73830L 2x2 TDFN Li Ion Battery Charger Evaluation Board User s Guide DS51992A page 4 2011 Microchip Technology Inc...

Page 5: ...nd a description of the user s guide Appendix A Schematic and Layouts Shows the schematic and layout diagrams for the MCP73830L 2x2 TDFN Li Ion Battery Charger Evaluation Board Appendix B Bill of Mate...

Page 6: ...th File Save Bold characters A dialog button Click OK A tab Click the Power tab N Rnnnn A number in verilog format where N is the total number of digits R is the radix and n is a digit 4 b0010 2 hF1 T...

Page 7: ...rdware support documents latest software releases and archived software General Technical Support Frequently Asked Questions FAQs technical support requests online discussion groups Microchip consulta...

Page 8: ...MCP73830L 2x2 TDFN Li Ion Battery Charger Evaluation Board User s Guide DS51992A page 8 2011 Microchip Technology Inc NOTES...

Page 9: ...tant voltage CCCV charge algorithm with selectable preconditioning and charge termination The charge algorithm is provided for Li Ion Li Polymer battery packs to achieve optimal capacity in the shorte...

Page 10: ...re installed 2 mm x 2 mm TDFN 6 MCP73830L This circuit is ready to charge Li Ion batteries at a maximum charge current rate up to 200 mA A built in LED is used to display the charge status STAT The MC...

Page 11: ...te battery charge management circuit The MCP73830L 2x2 TDFN Li Ion Battery Charger Evaluation Board comes with a 6 pin TDFN MCP73830L pre installed Typical applications for MCP73830L are MP3 players U...

Page 12: ...ply Negative terminal to GND 3 Connect the 5V DC power supply Positive terminal to VIN 4 It should initiate the battery charging cycle when the power source is present 5 Charging current should be abl...

Page 13: ...echnology Inc DS51992A page 13 Appendix A Schematic and Layouts A 1 INTRODUCTION This appendix contains the following schematics and layouts for the MCP73830L 2x2 TDFN Li Ion Battery Charger Evaluatio...

Page 14: ...MCP73830L 2x2 TDFN Li Ion Battery Charger Evaluation Board User s Guide DS51992A page 14 2011 Microchip Technology Inc A 2 BOARD SCHEMATIC...

Page 15: ...Schematic and Layouts 2011 Microchip Technology Inc DS51992A page 15 A 3 BOARD TOP LAYER A 4 BOARD TOP COPPER...

Page 16: ...MCP73830L 2x2 TDFN Li Ion Battery Charger Evaluation Board User s Guide DS51992A page 16 2011 Microchip Technology Inc A 5 BOARD BOTTOM COPPER...

Page 17: ...AP CER 1 0uF 10V 10 X5R 0805 Panasonic ECG GRM219R61A105KC01D 1 D1 LED ALINGAP RED CLEAR 0805 SMD Panasonic ECG 598 8110 107F 1 R1 RES 510 OHM 1 8W 1 0805 SMD Panasonic ECG ERJ 6ENF5100V 1 R2 RES 2 00...

Page 18: ...na Shanghai Tel 86 21 5407 5533 Fax 86 21 5407 5066 China Shenyang Tel 86 24 2334 2829 Fax 86 24 2334 2393 China Shenzhen Tel 86 755 8203 2660 Fax 86 755 8203 1760 China Wuhan Tel 86 27 5980 5300 Fax...

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