Microchip Technology SOT89-3 User Manual Download

Page: 1 / 23

2009 Microchip Technology Inc.

DS51796A

SOT89-3

Voltage Regulator

Evaluation Board

User’s Guide

Summary of Contents for SOT89-3

Page 1: ...2009 Microchip Technology Inc DS51796A SOT89 3 Voltage Regulator Evaluation Board User s Guide...

Page 2: ...hnology Incorporated in the U S A All other trademarks mentioned herein are property of their respective companies 2009 Microchip Technology Incorporated Printed in the U S A All Rights Reserved Print...

Page 3: ...y 3 Chapter 1 Product Overview 1 1 Introduction 5 1 2 What is the SOT89 3 Voltage Regulator Evaluation Board 5 1 3 What the SOT89 3 Voltage Regulator Evaluation Board kit includes 6 Chapter 2 Installa...

Page 4: ...SOT89 3 Voltage Regulator Evaluation Board User s Guide DS51796A page iv 2009 Microchip Technology Inc NOTES...

Page 5: ...pendix A Schematic and Layouts Shows the schematic and layout diagrams for the SOT89 3 Voltage Regulator Evaluation Board Appendix B Bill Of Materials BOM Lists the parts used to build the SOT89 3 Vol...

Page 6: ...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 Text in a...

Page 7: ...on 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 Tec...

Page 8: ...SOT89 3 Voltage Regulator Evaluation Board User s Guide DS51796A page 4 2009 Microchip Technology Inc NOTES...

Page 9: ...Voltage Linestep Board Output Voltage Loadstep Board and several other device packages 1 2 WHAT IS THE SOT89 3 VOLTAGE REGULATOR EVALUATION BOARD The SOT89 3 Voltage Regulator Evaluation Board is des...

Page 10: ...Supply J1 or TP1 and TP2 are connected to the user s power supply 1 2 7 Device Selection JP2 and JP5 select either device U1 or device U2 Placing the jumper on pins 1 2 of JP2 and JP5 selects the devi...

Page 11: ...Evaluation Board has the following features Input and Output headers for future connection to Line Step and Load Step modules Ample testpoints to attach multimeters power supplies and loads Jumper to...

Page 12: ...lue One choice is to set R5 to the minimum current desired for testing 2 3 4 Line Step Dynamic Line Step response may be evaluated by connecting an electronically switched input voltage to testpoints...

Page 13: ...atio PSRR Power Supply Rejection Ratio tests are performed by removing the input capacitor jumper JP1 and connecting an appropriate PSRR analyzer to the SOT89 3 Voltage Regulator Evaluation Board The...

Page 14: ...SOT89 3 Voltage Regulator Evaluation Board User s Guide DS51796A page 10 2009 Microchip Technology Inc NOTES...

Page 15: ...ip Technology Inc DS51796A page 11 Appendix A Schematic and Layouts A 1 INTRODUCTION This appendix contains the following schematic and layouts for the SOT89 3 Voltage Regulator Evaluation Board Board...

Page 16: ...SOT89 3 Voltage Regulator Evaluation Board User s Guide DS51796A page 12 2009 Microchip Technology Inc A 2 BOARD SCHEMATIC Date REV Revision Notes 1 Initial Release 19 FEB 2008...

Page 17: ...Schematic and Layouts 2009 Microchip Technology Inc DS51796A page 13 A 3 BOARD TOP SILK SCREEN...

Page 18: ...SOT89 3 Voltage Regulator Evaluation Board User s Guide DS51796A page 14 2009 Microchip Technology Inc A 4 BOARD TOP LAYER...

Page 19: ...Schematic and Layouts 2009 Microchip Technology Inc DS51796A page 15 A 5 BOARD BOTTOM LAYER...

Page 20: ...SOT89 3 Voltage Regulator Evaluation Board User s Guide DS51796A page 16 2009 Microchip Technology Inc NOTES...

Page 21: ...x Electronics 22 28 4360 5 JP1 JP5 Connector Jumper Shorting Tin Sullins Electronics STC02SYAN 0 17 JP2 JP5 3 pin header 0 100 centers 0 025 sq pins 0 070 pcb to pin center height 36 pins to a strip y...

Page 22: ...ng 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 86 27 5980 5118 China Xiamen Tel 86 592 2388138 Fax 86 592 23881...

Page 23: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Microchip SOT89 3EV VREG...