MCP1650DM-LED2 Microchip Technology, MCP1650DM-LED2 Datasheet
MCP1650DM-LED2
Specifications of MCP1650DM-LED2
Related parts for MCP1650DM-LED2
MCP1650DM-LED2 Summary of contents
Page 1
... White LED Demo Board © 2005 Microchip Technology Inc. MCP1650 Multiple User’s Guide DS51586A ...
Page 2
... PowerMate, PowerTool, rfLAB, rfPICDEM, Select Mode, 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
... A.4 Board – Top Metal Layer A.5 Board – Bottom Metal Layer ...................................................................... 16 Appendix B. Bill Of Materials (BOM) Appendix C. Demo Board Firmware C.1 Device Firmware .......................................................................................... 19 Worldwide Sales and Service .................................................................................... 20 © 2005 Microchip Technology Inc. MCP1650 MULTIPLE WHITE LED DEMO BOARD USER’S GUIDE Table of Contents ................................................................................... 14 .......................................................................... 15 ...
Page 4
... MCP1650 Multiple White LED Demo Board User’s Guide NOTES: DS51586A-page iv © 2005 Microchip Technology Inc. ...
Page 5
... Appendix B. “Bill Of Materials (BOM)” – Lists the parts to build the MCP1650 Multiple White LED Demo Board. • Appendix C. “Demo Board Firmware” – Provides information about the application firmware and where the source code can be obtained. © 2005 Microchip Technology Inc. MCP1650 MULTIPLE WHITE LED DEMO BOARD USER’S GUIDE Preface NOTICE TO CUSTOMERS ® ...
Page 6
... A hexadecimal number where 0xFFFF, 0x007A hexadecimal digit Optional arguments mcc18 [options] file [options] Choice of mutually exclusive errorlevel {0|1} arguments selection Replaces repeated text var_name [, var_name...] Represents code supplied by void main (void) user { ... } © 2005 Microchip Technology Inc. Examples ® IDE User’s Guide ...
Page 7
... 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 (November 2005) • Initial Release of this Document. © 2005 Microchip Technology Inc. Preface DS51586A-page 3 ...
Page 8
... MCP1650 Multiple White LED Demo Board User’s Guide NOTES: DS51586A-page 4 © 2005 Microchip Technology Inc. ...
Page 9
... What the MCP1650 Multiple White LED Demo Board Kit includes? Input Voltage: 2.7V - 4.5V supplied by 3 Alkaline Batteries FIGURE 1-1: © 2005 Microchip Technology Inc. MCP1650 MULTIPLE WHITE LED DEMO BOARD USER’S GUIDE Boost Power Train including MCP1650 On/Off and Dimming ...
Page 10
... MCP1650 Multiple White LED Demo Board • MCP1650 Multiple White LED Demo Board User’s Guide DS51586A-page 6 ) for the MCP1650 is 1.22V. This is only 4% of the total out below the internal reference voltage, the internal oscillator SENSE is above SENSE © 2005 Microchip Technology Inc. ...
Page 11
... PIC10F202 is used to generate the PWM signal which controls the intensity of the LEDs • Push button selection for three levels of intensity control • Includes one battery holder for three AA batteries (batteries not included) © 2005 Microchip Technology Inc. MCP1650 MULTIPLE WHITE LED DEMO BOARD USER’S GUIDE DS51586A-page 7 ...
Page 12
... MCP1650. Upon entering Sleep mode, the system requires less than 0.1 µA (typ) of current. So, with three AA batteries used in the appli- cation, the system's power requirements in Sleep mode are minimal. FIGURE 2-1: DS51586A-page 8 Setup Configuration Diagram. © 2005 Microchip Technology Inc. ...
Page 13
... The con- servative efficiency estimate of 80% was chosen to provide margin so that the boost regulator will operate in Discontinuous Current mode. © 2005 Microchip Technology Inc. Installation and Operation 2.7V to 4.5V 32 ...
Page 14
... Now that the inductor energy is greater than the maximum required input energy, the converter will operate in Discontinuous Current mode. DS51586A-page 10 P OUT ----------------------- - Efficiency 0.486w ----------------- 80 0.608 watts Energy = Power = Energy -------- (1 Duty Cycle (1 Duty Cycle (1 Duty Cycle 3.8V and the IN © 2005 Microchip Technology Inc. ...
Page 15
... Header J1 is provided for in circuit programming. This is an optional feature since the demo board comes preprogrammed with firmware to operate the system. The PIC10F202 can be reprogrammed with the Baseline Flash Microcontroller Programmer (BFMP). © 2005 Microchip Technology Inc. Installation and Operation logic-level N-channel is recommended. DSon ...
Page 16
... MCP1650 Multiple White LED Demo Board User’s Guide NOTES: DS51586A-page 12 © 2005 Microchip Technology Inc. ...
Page 17
... This appendix contains the following schematics and layouts for the MCP1650 Multiple White LED Demo Board: • Board – Schematic • Board – Assembly Drawing • Board – Top Metal Layer • Board – Bottom Metal Layer © 2005 Microchip Technology Inc. MCP1650 MULTIPLE WHITE LED DEMO BOARD USER’S GUIDE DS51586A-page 13 ...
Page 18
... MCP1650 Multiple White LED Demo Board User’s Guide A.2 BOARD – SCHEMATIC DS51586A-page 14 © 2005 Microchip Technology Inc. ...
Page 19
... A.3 BOARD – TOP ASSEMBLY A.4 BOARD – TOP METAL LAYER © 2005 Microchip Technology Inc. Schematic and Layouts DS51586A-page 15 ...
Page 20
... MCP1650 Multiple White LED Demo Board User’s Guide A.5 BOARD – BOTTOM METAL LAYER DS51586A-page 16 © 2005 Microchip Technology Inc. ...
Page 21
... SMT Test Point TP3, TP4 1 U1 PIC10F202 6-pin SOT- MCP1650 8-pin MSOP 1 VIN 3 AA Plastic Battery Holder © 2005 Microchip Technology Inc. MCP1650 MULTIPLE WHITE LED DEMO BOARD USER’S GUIDE Manufacturer Panasonic - ECG TDK Corporation Yageo America ON Semiconductors ® Raychem Corp. ...
Page 22
... MCP1650 Multiple White LED Demo Board User’s Guide NOTES: DS51586A-page 18 © 2005 Microchip Technology Inc. ...
Page 23
... For the latest version of the MCP1650 Multiple White LED Demo Board firmware, visit the Microchip web site at www.microchip.com. Set GP0 = 1 Reset TMR0 FIGURE C-1: © 2005 Microchip Technology Inc. MCP1650 MULTIPLE WHITE LED DEMO BOARD USER’S GUIDE START Initialize GP0 = 1(Output Port), ...
Page 24
... Fax: 886-3-572-6459 Taiwan - Kaohsiung Tel: 886-7-536-4818 Fax: 886-7-536-4803 Taiwan - Taipei Tel: 886-2-2500-6610 Fax: 886-2-2508-0102 Thailand - Bangkok Tel: 66-2-694-1351 Fax: 66-2-694-1350 © 2005 Microchip Technology Inc. EUROPE Austria - Wels Tel: 43-7242-2244-399 Fax: 43-7242-2244-393 Denmark - Copenhagen Tel: 45-4450-2828 Fax: 45-4485-2829 France - Paris Tel: 33-1-69-53-63-20 ...