High Frequency Ceramic Solutions WiMAX 2.3 - 2.7 GHz Chip Antenna P/N 2500AT44M0400 Page 1 of 3 Detail Specification: 07/29/09 General Specifications Part Number 2500AT44M0400 Input Power 3W max. Freq. Range (MHz) 2300 - 2700 Impedance 50 Ω Peak Gain (XZ-V) 2.5 dBi typ. Operating Temp. -40 to +85°C Average Gain (XZ-V) 0.5 dBi typ. Reel Quanity 1,000 Return Loss 9.5 dB min. Terminal Configuration Bulk Packaging Style P/N Suffix Termination Style Suffix = S Eg. 2500AT44M0400S No. Function T&R Suffix = E Eg. 2500AT44M0400E 1 Feeding Point 100% Tin Suffix = None Eg. 2500AT44M0400(E or S) 2 NC Tin / Lead Suffix = /Pb Eg. 2500AT44M0400(E or S)/Pb Mechanical Dimensions In 2 1 mm L 0.315 ± 0.008 8.00 ± 0.20 W 0.039 ± 0.008 1.00 ± 0.20 T 0.039 ± 0.008 1.00 ± 0.20 a 0.020 ± 0.008 0.50 ± 0.20 b 0.039 ± 0.008 1.00 ± 0.20 W L a T b Mounting Considerations Mount these devices with white mark facing up. Units: mm * Line width should be designed to provide 50 Ω impedance matching characteristics, depending on PCB material and thickness. With Feeding line Matching Circuits 1.5 1 pF 2.7 nH JTI P/N for Matching Circuit: Cap (1.0pF): 500R07S1R0BV4T Inductor (2.7nH): L-07C2N7SV6T 1 1 7 1 Ground No Ground (Matching circuit and component values will be different, depending on PCB layout) 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 2009 Johanson Technology, Inc. All Rights Reserved High Frequency Ceramic Solutions WiMAX 2.3 - 2.7 GHz Chip Antenna P/N 2500AT44M0400 Page 2 of 3 Detail Specification: 07/29/09 Mounting Considerations ) ) ) ) ) Test Board ) Units in mm ) ) Matching circuits Antenna Ground 20 Feeding line 40 No Ground 12 Return Loss - With Matching Circuits ) 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 2009 Johanson Technology, Inc. All Rights Reserved High Frequency Ceramic Solutions WiMAX 2.3 - 2.7 GHz Chip Antenna P/N 2500AT44M0400 Page 3 of 3 Detail Specification: 07/29/09 Ant1 Radiation Patterns ) ) ) ) ) ) XY cut @2.45GHz Vertical Horizontal ) XY-V/XY-H Z ) 180° X 270° 90° Y 0° XZ-V/XZ-H XY-cut scanning direction XZ cut @2.45GHz Vertical Horizontal Y 180° X 270° 90° Z 0° XZ-cut scanning direction ) YZ cut @2.45GHz Vertical Horizontal YZ-V/YZ-H X 180° Y 270° 90° Z 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 2009 Johanson Technology, Inc. All Rights Reserved