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Endurance, UNI/O, WiperLock and ZENA 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.
• Appendix A. “Schematics and Layouts” – Shows the schematic and layout diagrams for the TC110 Boost Converter Demo Board. • Appendix B. “Bill Of Materials (BOM)” – Lists the parts used to build the TC110 Boost Converter Demo Board.
{ ... RECOMMENDED READING This user's guide describes how to use TC110 Boost Converter Demo Board. Other useful documents are listed below. TC110 Data Sheet, "PFM/PWM Step-Up DC/DC Controller", DS21355 This data sheet provides detailed information regarding the TC110 product family.
Technical support is available through the web site at: http://support.microchip.com DOCUMENT REVISION HISTORY Revision A (February 2007) • Initial Release of this Document. 2007 Microchip Technology Inc. DS51646A-page 3...
TC110 Boost Converter Demo Board is used to evaluate Microchip’s TC110 PFM/PWM Step-Up DC/DC Controller. The TC110 is a step-up (Boost) switching controller that can regulate output voltage with a typical start-up voltage of 0.9V. The TC110 Boost Converter Demo Board also includes a MCP73832 Miniature Single-Cell, Fully Integrated Li-Ion, Li-Polymer Charge Management Controllers.
Fully Integrated Li-Ion, Li-Polymer Charge Management controller (MCP73832) that charges a Li-Ion Battery from 1-Cell or 2-Cell Alkaline batteries. The TC110 Boost Converter Demo Board is setup to evaluate simple dc-to-dc conver- sion while demonstrating the potential integration into a portable battery charger appli- cation.The TC110 Boost Converter Demo Board charges Li-Ion battery at constant...
PFM/PWM Step-Up DC/DC Controller. A single cell Alkaline battery operates between 0.9V to 1.5V. Thus, the TC110 is a good Boost converter for applications that run from 1-cell or 2-cell Alkaline batteries. The TC110 is a Boost switching controller that provides output current of up to 300 mA with a typical efficiency of 84%.
The TC110 Boost Converter Demo Board is fully assembled and tested for generating a regulated 5V output voltage from TC110 from a 0.9V to 3V input voltage source while charging Li-Ion battery pack at constant current up to 500 mA.
2.3.1.4 ADJUST CONSTANT CHARGING CURRENT The TC110 Boost Converter Demo Board is designed to operate with 200 mA constant current. However, it can be easily programmed to operate with various constant charg- ing current by changing the value of R3. As shown in Figure 2-2, the constant pro- grammed current can go up to 500 mA for fast charge by applying 2 kΩ...
TC110 BOOST CONVERTER DEMO BOARD USER’S GUIDE Appendix A. Schematics and Layouts INTRODUCTION This appendix contains the following schematics and layouts for the TC110 Boost Converter Demo Board: • Board Schematic • Board Layout – Top Layer • Board Layout – Top Metal Layer •...
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