User ManualTable of ContentsPreface5Introduction5Document Layout5Conventions Used in this Guide6Recommended Reading6The Microchip Web Site7Customer Support7Document Revision History7Chapter 1. Product Overview91.1 Introduction91.2 What is the MCP73113 OVP Single-Cell Li-Ion Battery Charger Evaluation Board?101.3 What the MCP73113 OVP Single-Cell Li-Ion Battery Charger Evaluation Board Kit Includes:10Chapter 2. Installation and Operation112.1 Introduction112.2 Features112.3 Getting Started12Appendix A. Schematic and Layouts15A.1 Introduction15A.2 Board – Schematic16A.3 Board – Top Layer17A.4 Board – Top Metal Layer18A.5 Board – Bottom Layer19Appendix B. Bill Of Materials (BOM)21Worldwide Sales and Service22Size: 266 KBPages: 22Language: EnglishOpen manual
Data SheetTable of ContentsFeatures:1Applications:1Description:1Package Types (Top View)1Typical Application2TABLE 1: Available Factory Preset Options2TABLE 2: Standard Sample Options2Functional Block Diagram31.0 Electrical Characteristics5DC Characteristics5Absolute Maximum Ratings5AC Characteristics7Temperature Specifications72.0 Typical Performance Curves9FIGURE 2-1: Battery Regulation Voltage (VBAT) vs. Supply Voltage (VDD).9FIGURE 2-2: Battery Regulation Voltage (VBAT) vs. Supply Voltage (VDD).9FIGURE 2-3: Battery Regulation Voltage (VBAT) vs. Ambient Temperature (TA).9FIGURE 2-4: Battery Regulation Voltage (VBAT) vs. Ambient Temperature (TA).9FIGURE 2-5: Charge Current (IOUT) vs. Programming Resistor (RPROG).9FIGURE 2-6: Charge Current (IOUT) vs. Supply Voltage (VDD).9FIGURE 2-7: Charge Current (IOUT) vs. Programming Resistor (RPROG).10FIGURE 2-8: Charge Current (IOUT) vs. Programming Resistor (RPROG).10FIGURE 2-9: Charge Current (IOUT) vs. Programming Resistor (RPROG).10FIGURE 2-10: Charge Current (IOUT) vs. Programming Resistor (RPROG).10FIGURE 2-11: Charge Current (IOUT) vs. Ambient Temperature (TA).10FIGURE 2-12: Output Leakage Current (IDISCHARGE) vs. Ambient Temperature (TA).10FIGURE 2-13: Overvoltage Protection Start (50 ms/Div).11FIGURE 2-14: Overvoltage Protection Stop (50 ms/Div).11FIGURE 2-15: Load Transient Response (ILOAD = 50 mA, Output: 100 mV/Div, Time: 100 µs/Div).11FIGURE 2-16: Complete Charge Cycle (875 mAh Li-Ion Battery.11FIGURE 2-17: Line Transient Response (ILOAD = 10 mA, Output: 1.0V/Div, Source: 2.0V/Div).11FIGURE 2-18: Line Transient Response (ILOAD = 100 mA, Output: 1.0V/Div, Source: 2.0V/Div).113.0 Pin Description13TABLE 3-1: Pin Function Tables133.1 Battery Management Input Supply (VDD)133.2 Battery Charge Control Output (VBAT)133.3 No Connect (NC)133.4 Battery Management 0V Reference (VSS)133.5 Status Output (STAT)133.6 Current Regulation Set (PROG)133.7 Exposed Pad (EP)134.0 Device Overview15FIGURE 4-1: The MCP73113/4 Flowchart.155.0 Detailed Description175.1 Undervoltage Lockout (UVLO)175.2 Overvoltage Protection (OVP)175.3 Charge Qualification175.3.1 Battery management input supply (VDD)175.3.2 Battery Charge Control Output (VBAT)175.3.3 Battery Detection175.4 Preconditioning175.4.1 Timer Expired During Preconditioning Mode175.5 Constant Current MODE – Fast Charge18EQUATION 5-1:18EQUATION 5-2:18TABLE 5-1: Resistor Look-up Table185.6 Constant-Voltage Mode185.7 Charge Termination185.8 Automatic Recharge185.9 Thermal Regulation19FIGURE 5-1: Charge Current (IOUT) vs. Junction Temperature (TJ).195.10 Thermal Shutdown195.11 Status Indicator19TABLE 5-2: Status Outputs195.12 Battery Short Circuit Protection196.0 Applications21FIGURE 6-1: Typical Application Circuit.21FIGURE 6-2: Typical Charge Profile (875 mAh Battery).216.1 Application Circuit Design21EQUATION 6-1:22TABLE 6-1: MLCC Capacitor Example226.1.1 Component Selection216.2 PCB Layout Issues23FIGURE 6-3: Typical Layout (Top).23FIGURE 6-4: Typical Layout (Top Metal).23FIGURE 6-5: Typical Layout (Bottom).237.0 Packaging Information257.1 Package Marking Information25Appendix A: Revision History29Product Identification System31Trademarks33Worldwide Sales and Service34Size: 1.56 MBPages: 34Language: EnglishOpen manual
