0915AT43A0026

"High Frequency Ceramic Solutions" 915 MHz Antenna Detail Specification: 02/20/09 General Specifications Part Number Frequency Range Peak Gain Average Gain Return Loss Impedance Input Power 0915AT43A0026 902 - 928 -1.0 dBi typ. (XZ-total) -4.0 dBi typ. (XZ-total) 8.5 dB min. 50 Ω 2W max. No. 1 2 Function Feeding Point NC 2 1 Terminal Configuration Operating Temperature Storage Temperature Range Reel Quanity -40 to +85°C +5~+35°C, Humidity 45~75%RH 1,000 P/N 0915AT43A0026 Page 1 of 3 Mechanical Dimensions In L W T a 0.276 ± 0.008 0.079 ± 0.008 0.031 +.004/-.008 0.020 ± 0.012 mm 7.00 ± 0.20 2.00 ± 0.20 0.80 +0.1/-0.2 a W T L 0.50 ± 0.30 Mounting Considerations Mount these devices with brown mark facing up. Units: mm * Line width should be designed to provide 50 Ω impedance matching characteristics. With Matching Circuit 1.0 8.0 5.5 10 nH * * 4.7 nH 0.5 pF 2.0 * Matching circuits JTI P/N for Matching Circuit: Inductor (4.7nH):L-07C4N7SV6T Inductor (10nH): L-07C10NJV6T Cap (0.5pF): 500R07S0R5BV4T 2.5 0.5 5.0 7.0 Johanson Technology, Inc. reserves the right to make design changes without notice. 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 2008 Johanson Technology, Inc. All Rights Reserved "High Frequency Ceramic Solutions" 915 MHz Antenna Detail Specification: 02/20/09 P/N 0915AT43A0026 Page 2 of 3 Mounting Considerations ) ) Test Board ) 40mm ) ) ) ) 9.5mm 9.5mm 50Ω Feed Line 50Ω Feed Line 40mm ) 20mm Antenna 20mm Ground 19mm Antenna No Ground Return Loss (with matching) 0 -5 Ground -10 -15 dB(S(1,1)) -20 ) m1 m2 -25 -30 -35 -40 -45 0.5 0.6 0.7 0.8 m3 0.9 freq, GHz 1.0 m1 freq=902.0MHz dB(S(1,1))=-11.217 m2 freq=928.0MHz dB(S(1,1))=-11.807 m3 freq=915.0MHz dB(S(1,1))=-43.257 1.1 1.2 1.3 Johanson Technology, Inc. reserves the right to make design changes without notice. 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 2008 Johanson Technology, Inc. All Rights Reserved "High Frequency Ceramic Solutions" 915 MHz Antenna Detail Specification: 02/20/09 P/N 0915AT43A0026 Page 3 or 3 Typical Radiation Patterns ) ) ) ) ) ) ) XY-V/XY-H Z ) XY cut @915MHz Vertical Horizontal 180° 90° Y 0° X 270° XY-cut scanning direction XZ-V/XZ-H Y 180° XZ cut @915MHz Vertical Horizontal 90° Z 0° X 270° XZ-cut scanning direction ) YZ-V/YZ-H X 180° 90° Z YZ cut @915MHz Vertical Horizontal Y 270° 0° YZ-cut scanning direction Johanson Technology, Inc. reserves the right to make design changes without notice. 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 2008 Johanson Technology, Inc. All Rights Reserved