MCP1640-I/MC Microchip Technology, MCP1640-I/MC Datasheet - Page 3

• Manufacturer Part Number: MCP1640-I/MC
• Description: IC CONV DC-DC STEPUP SYNC 8DFN
• Manufacturer: Microchip Technology
• Type: Step-Up (Boost)r

Specifications of MCP1640-I/MC

• Package / Case: 8-DFN
• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 2 ~ 5.5 V
• Current - Output: 100mA
• Frequency - Switching: 500kHz
• Voltage - Input: 0.8 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Mounting Style: SMD/SMT
• Duty Cycle (max): 90 %
• Efficiency: 96 %
• Input / Supply Voltage (max): 0.8 V
• Input / Supply Voltage (min): 0.65 V
• Load Regulation: 0.01 %
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Operating Temperature Range: - 40 C to + 85 C
• Output Current: 350 mA
• Output Voltage: 5 V
• Switching Frequency: 500 KHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Preface ........................................................................................................................... 1
Chapter 1. Product Overview
Chapter 2. Installation and Operation
Appendix A. Schematic and Layouts
Appendix B. Bill of Materials
Appendix C. MCP1640 Single Quadruple-A Battery Boost Converter
Worldwide Sales and Service .................................................................................... 22
© 2010 Microchip Technology Inc.
Introduction............................................................................................................ 1
Document Layout .................................................................................................. 1
Conventions Used in this Guide ............................................................................ 2
Recommended Reading........................................................................................ 3
The Microchip Web Site ........................................................................................ 3
Customer Support ................................................................................................. 3
Document Revision History ................................................................................... 3
1.1 Introduction ..................................................................................................... 5
1.2 MCP1640 Short Overview .............................................................................. 5
1.3 What is the MCP1640 Single Quadruple-A Battery Boost Converter
1.4 MCP1640 Single Quadruple-A Battery Boost Converter Reference
2.1 Introduction ..................................................................................................... 7
2.2 Getting Started ............................................................................................... 9
A.1 Introduction .................................................................................................. 13
A.2 Board – Schematic ....................................................................................... 14
A.3 Board – Top Silk And Pads .......................................................................... 15
A.4 Board – Top Trace And Pads ...................................................................... 15
A.5 Board – Bottom Silk Layer ........................................................................... 15
A.6 Board – Bottom Trace, Pads And Silk ......................................................... 15
Reference Design Firmware
C.1 Device Firmware .......................................................................................... 19
Reference Design? ......................................................................................... 6
Design Kit Contents ........................................................................................ 6
Table of Contents
MCP1640 SINGLE QUADRUPLE-A
BATTERY BOOST CONVERTER
REFERENCE DESIGN
DS51922A-page 3