AT1575A1306AT ANTENNA SPECIFICATION Rev. A PRODUCT FEATURES 1. Surface mount ceramic antenna with a small size of 3.2 X 1.6 X 0.6 mm. 2. Minimum no-GND area requirement. 3. Highly stable under temperature and humidity changes. 4. Superior performance in a compact size, RoHS compliant. RF CHARACTERISTICS PHYSICAL DIMENSIONS Specification Figure Working Frequency Range 1.575GHz Gain 3.0 dBi(Typical) VSWR 2 max. Polarization Linear Radiation Pattern Omni-directional Impedance 50Ω Symbol Dimension (mm) L 3.10 ± 0.20 W 1.60 ± 0.20 T 0.60 ± 0.10 A 0.25 ± 0.20 TERMINAL CONFIGURATION 2 Pin Connection 1 Feed point 2 NC (Soldering terminal) 1 PCB DESIGN/LAYOUT CONSIDERATION Caution: Test board is designed with L=90mm and D=40mm. Smaller “L” and “D” dimensions can cause degradation in antenna performance. 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 AT1575A1306AT ANTENNA SPECIFICATION Rev. A TEST BOARD DESIGN (Thickness 0.8mm) Antenna S11 on Test Board Antenna VSWR on Test Board 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 AT1575A1306AT ANTENNA SPECIFICATION Rev. A RADIATION PATTERNS The antenna orientation of the test board is defined as follow: x Z Y Vertical Horizontal Y-Z Plane Average Gain= 4.863 dBi Peak Gain = 6.74 dBi Average Gain = 4.81 dBi Peak Gain= -6.99 dBi Average Gain=-14.30 dBi Peak Gain= -0.85 dBi Average Gain= -5.22 dBi Peak Gain= 4.85 dBi Average Gain= 1.21 dBi Peak Gain= -5.51 dBi Average Gain= -7.48 dBi Peak Gain= 5.36 dBi Average Gain= 1.25 dBi X-Z Plane Average Gain= 2.100 dBi X-Y Plane Average Gain= 1.796 dBi Frontier Electronics Corp.® http://www.frontierusa.com Page: 3 of 3 667 E. Cochran St., Simi Valley, CA 93065 Phone: 1-805-522-9998, Fax: 1-805-522-9989