0433BM15A0001E Datasheet, PDF (2/27 Pages) Johanson Technology Inc. – Johanson Technology Matched Balun Filters for CC110x & CC111x

Design Note DN025
Table of Contents
KEYWORDS.............................................................................................................................. 1
1 INTRODUCTION............................................................................................................. 1
2 ABBREVIATIONS........................................................................................................... 2
3 REFERENCE DESIGNS AVAILABLE ........................................................................... 3
3.1
DISCRETE REFERENCE DESIGN .................................................................................. 3
3.2
VALUELINE REFERENCE DESIGN ................................................................................ 4
3.3
JTI MATCHED FILTER BALUN REFERENCE DESIGNS .................................................... 5
3.3.1 JTI Matched Filter Balun for 868 MHz and 915 MHz (Dual Band) ................................5
3.3.1.1 Component Placement ..................................................................................................6
3.3.1.2 Layout...........................................................................................................................7
3.3.1.3 Measurement Results....................................................................................................9
3.3.1.3.1 Sensitivity ..............................................................................................................9
3.3.1.3.2 Output Power and Harmonics..............................................................................10
3.3.1.3.3 Overview of Harmonic Emission Regulatory Requirements...............................11
3.3.1.3.4 Radiated Emissions..............................................................................................12
3.3.1.4 Summary of Measurements ........................................................................................13
3.3.2 JTI Matched Filter Balun for 433 MHz or 868 MHz or 915 MHz .................................14
3.3.2.1 JTI Matched Filter Balun 433 MHz............................................................................16
3.3.2.1.1 Output Power and Harmonics..............................................................................16
3.3.2.2 JTI Matched Filter Balun 868 MHz............................................................................17
3.3.2.3 JTI Matched Filter Balun 915 MHz............................................................................18
3.3.2.3.1 Output Power and Harmonics..............................................................................18
4 CONCLUSION .............................................................................................................. 20
5 REFERENCES.............................................................................................................. 21
6 APPENDICES ............................................................................................................... 22
6.1
APPENDIX A - 0896BM15A0001 DATASHEET ........................................................... 22
6.2
APPENDIX B - 0433BM15A0001 DATASHEET ........................................................... 23
6.3
APPENDIX C - 0868BM15C0001 DATASHEET........................................................... 24
6.4
APPENDIX D - 0915BM15A0001 DATASHEET........................................................... 25
7 GENERAL INFORMATION .......................................................................................... 26
7.1
DOCUMENT HISTORY................................................................................................ 26
2 Abbreviations
DC
EM
ETSI
FCC
FR4
ISM
JTI
LC
ML
NM
PCB
SoC
SRD
WW
Direct Current
Evaluation Module
European Telecommunications Standards Institute
Federal Communications Commission
Material type used for producing PCB
Industrial, Scientific, Medical
Johanson Technology
Inductor (L) Capacitor (C) configuration
Multi-Layer Inductor
Not Mounted
Printed Circuit Board
System on Chip
Short Range Devices
Wire-Wound Inductor
SWRA250A
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