"High Frequency Ceramic Solutions" 915 MHz ISM Antenna for small form factor applications P/N 0915AT43A0026 Detail Specification: 9/7/2016 Page 1 of 5 Recommended Application ISM General Specifications Part Number 0915AT43A0026 Input Power 2W max. (CW) Frequency (MHz) 902 - 928 Mhz Operating Temperature -40 to +85°C Peak Gain (XZ-total) -1.0 dBi typ. Recommended Storage +5 to +35°C, Average Gain (XZ-total) -4.0 dBi typ. Conditions Humidity 45~75%RH Return Loss 8.5 dB min. Reel Quanity 1,000 Part Number Explanation Bulk (loose) Suffix = S eg. 0915AT43A0026S Packing Style T & R Suffix = E eg. 0915AT43A0026E P/N Suffix 100% Tin Suffix = E or S eg. 0915AT43A0026(E or S) Evaluation Board 0915AT43A0026-EB1SMA Mechanical Dimensions Terminal Configuration In mm No. Function L 0.276 ± 0.008 7.00 ± 0.20 1 Feeding Point W 0.079 ± 0.008 2.00 ± 0.20 2 NC* T 0.031 ± +.004/-.008 0.80 ± +0.1/-0.2 a 0.020 ± 0.012 0.50 ± 0.30 a 1 2 T L *This terminal must be soldered for anchoring and functionality purposes Mounting Considerations I Mount these devices with maroon mark 1.0 8.0 facing up. *Line width should be 1.0 6.0 1.0 GND Plane designed to provide 50 Ω impedance 10 nH matching characteristics. * 1.8 Matching circuit**: 4.7 nH 0.5 pF See Note 2 on next page! 0.5 GND Plane All units in: mm Want the layout file of this? Send us a message at: 5.1 www.johansontechnology.com/component/techquestion 2.5 JTI P/N for Matching Circuit:** Inductor (4.7nH):L-07C4N7SV6T Inductor (10nH): L-07C10NJV6T 7.1 Cap (0.5pF): 500R07S0R5BV4T **matching circuit and component values will depend on PCB layout, thickness, material, etc. www.johansontechnology.com 4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821 Ver 2.3 2016 Johanson Technology, Inc. All Rights Reserved

"High Frequency Ceramic Solutions" 915 MHz ISM Antenna for small form factor applications P/N 0915AT43A0026 Detail Specification: 9/7/2016 Page 2 of 5 Recommended Application ISM Mounting Considerations II Johanson Test Board 40mm 9.5mm (orderable) p/n: 50Feed Line 0915AT43A0026-EB1SMA (make sure GND Plane proper m caaplpcluieladt itoon are m 0 achieve this. 2 Yellow area- complete GND GND Plane and layer clearance free of metal below and above. 19mm (can be shortened as needed, won't influence performance) **Note 2: It is recommended that the designer leave available slots for a "pi" (or shunt-series-shunt) network. The antenna matching network values above are used when antenna is mounted on Johanson's evaluation board. The matching values on client’s PCB will be different. Go to: www.johansontechnology.com/tuning and see how to obtain the new values. If you need further help, such as needing the layout file of the above, contact our RF Applications Eng. Team at: www.johansontechnology.com/ask-a-question Return Loss (with matching) 0 -5 m1 -10 m1m2 freq=902.0MHz dB(S(1,1))=-11.217 -15 m2 freq=928.0MHz ) 1) -20 dB(S(1,1))=-11.807 1, S( m3 B( -25 freq=915.0MHz d dB(S(1,1))=-43.257 -30 -35 -40 m3 -45 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 freq, GHz Johanson Technology, Inc. reserves the right to make design changes without notice. Please confirm the specifications and delivery conditions when placing your order. All sales are subject to Johanson Technology, Inc. terms and conditions. www.johansontechnology.com 4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821 Ver 2.3 2016 Johanson Technology, Inc. All Rights Reserved RRReeeaaadddooouuuttt

"High Frequency Ceramic Solutions" 915 MHz ISM Antenna for small form factor applications P/N 0915AT43A0026 Detail Specification: 9/7/2016 Page 2 of 5 Recommended Application ISM Mounting Considerations III We have conducted internal studies to show that the following corner placements provide antenna efficiency results with minimal detrimental effects. 11mm 10mm 3mm 11mm 10mm 3mm Yellow area- complete GND and layer clearance free of metal below and above. 42mm 42mm 50Feed Line (make sure proper GND calculation are GND Plane applied to achieve this. 26mm 26mm 8.0 Note: It is recommended that the designer leave 1.0 6.0 1.0 available slots for a "pi" (or shunt-series-shunt) network. The antenna matching network values above are used when antenna is mounted on Johanson's 1.8 evaluation board. The matching values on client’s PCB will be different. Go to: www.johansontechnology.com/tuning and see how to obtain the new values. If you need further help, such as 0.5 needing the layout file of the above, contact our RF Applications Eng. Team at: 5.1 www.johansontechnology.com/ask-a-question 2.5 7.1 Johanson Technology, Inc. reserves the right to make design changes without notice. Please confirm the specifications and delivery conditions when placing your order. All sales are subject to Johanson Technology, Inc. terms and conditions. www.johansontechnology.com 4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821 Ver 2.3 2016 Johanson Technology, Inc. All Rights Reserved

"High Frequency Ceramic Solutions" 915 MHz ISM Antenna for small form factor applications P/N 0915AT43A0026 Detail Specification: 9/7/2016 Page 4 of 5 Recommended Application ISM Typical Radiation Performance @ 25° C using 0915AT43A0026-EB1SMA Typical Radiation Patterns XY cut @915MHz Vertical XY-V/XY-H Z ) Horizontal 180° X 90° 270° Y 0° XY-cut scanning direction XZ-V/XZ-H XZ cut @915MHz Y Vertical Horizontal 180° X 90° 2 70° Z 0° XZ-cut scanning direction YZ cut @915MHz YZ-V/YZ-H X ) Vertical Horizontal 180° Y 90° 2 70° Z 0° YZ-cut scanning direction Johanson Technology, Inc. reserves the right to make design changes without notice. Please confirm the specifications and delivery conditions when placing your order. All sales are subject to Johanson Technology, Inc. terms and conditions. www.johansontechnology.com 4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821 Ver 2.3 2016 Johanson Technology, Inc. All Rights Reserved

"High Frequency Ceramic Solutions" 915 MHz ISM Antenna for small form factor applications P/N 0915AT43A0026 Detail Specification: 9/7/2016 Page 5 of 5 More SMD Chip Antennas at: www.johansontechnology.com/antennas Packaging information www.johansontechnology.com/tape-reel-packaging Soldering Information www.johansontechnology.com/typical-soldering-profile Antenna layout and tuning techniques (How to obtain the new antenna matching values) www.johansontechnology.com/tuning Antenna layout review, tuning, and characterization services www.johansontechnology.com/ipc-antenna-services RoHS Compliance www.johansontechnology.com/rohs-compliance MSL Info www.johansontechnology.com/msl-rating Johanson Technology, Inc. reserves the right to make design changes without notice. Please confirm the specifications and delivery conditions when placing your order. All sales are subject to Johanson Technology, Inc. terms and conditions. www.johansontechnology.com 4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821 Ver 2.3 2016 Johanson Technology, Inc. All Rights Reserved

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