AT1575A3913AT ANTENNA SPECIFICATION Rev. A PRODUCT FEATURES 1. Surface mount ceramic antenna with a small size of 10.0 X 3.2 X 0.8 mm, RoHS compliant. 2. Provide better range than patch antenna. 3. Highly stable under temperature and humidity changes. 4. Superior performance in a compact size. RF CHARACTERISTICS PHYSICAL DIMENSIONS P/N AT1575A3913AT Specification Frequency Range 1.575GHz Linear / RHCP Gain 3.0 dBi(Typical)/0 dBi VSWR Symbol Dimension (mm) 2 max. L 10.0 ± 0.20 Polarization Linear W 3.20 ± 0.20 Radiation Pattern Omni-directional T 0.80 ± 0.10 Impedance 50Ω A 0.80 ± 0.10 TERMINAL CONFIGURATION P1 P3 P2 PIN Connection P1 Feeding P2 Soldering terminal P3 Identification mark PCB DESIGN/LAYOUT CONSIDERATION Frontier Electronics Corp.® http://www.frontierusa.com Page: 1 of 3 667 E. Cochran St., Simi Valley, CA 93065 Phone: 1-805-522-9998, Fax: 1-805-522-9989 AT1575A3913AT ANTENNA SPECIFICATION Rev. A TEST BOARD DESIGN Antenna S11 on Test Board -28.87 dB @ 1.575GHz Antenna VSWR on Test Board 1.064dB @ 1.575GHz Frontier Electronics Corp.® http://www.frontierusa.com Page: 2 of 3 667 E. Cochran St., Simi Valley, CA 93065 Phone: 1-805-522-9998, Fax: 1-805-522-9989 AT1575A3913AT ANTENNA SPECIFICATION Rev. A RADIATION PATTERNS The antenna orientation of the test board is defined as follow: Z x Y Vertical Horizontal X Cut X Cut 90 90 60 120 120 -10 Y 150 -10 30 150 -20 Plane Average Gain= 2.201dBi -30 -40 180 30 Y -20 -30 Y-Z 60 0 0 0 Z 180 -40 0 Z 210 330 210 240 330 300 240 270 300 270 Peak Gain= -10.10 dBi Average Gain= -15.15 dBi Peak Gain = 4.14 dBi Average Gain = 2.12 dBi X Cut 90 120 90 60 0 120 -10 150 X-Z Plane 30 -20 -10 150 Average Gain= -0.562 dBi -30 -40 0 Z X 210 240 330 180 -40 300 270 Peak Gain= -7.42 dBi Average Gain= -11.35 dBi Peak Gain= 3.26 dBi Average Gain= -0.94 dBi X Cut X Cut 90 90 120 60 0 -10 150 30 -20 X-Y Plane Average Gain= -0.053 dBi x -30 -40 0 Y 210 240 330 180 x -40 210 240 300 330 300 270 Peak Gain= -9.26 dBi Average Gain= -11.85 dBi http://www.frontierusa.com 0 Y 270 Frontier Electronics Corp.® 30 -20 -30 180 60 0 -10 150 330 240 300 0 Z X 210 270 120 30 -20 -30 180 60 0 Peak Gain= 3.39 dBi Average Gain= -0.35 dBi Page: 3 of 3 667 E. Cochran St., Simi Valley, CA 93065 Phone: 1-805-522-9998, Fax: 1-805-522-9989