ACX Advanced Ceramic X AT9520 Series Multilayer Chip Antenna Features ! Monolithic SMD with small, low-profile and light-weight type. ! Wide bandwidth Applications !2.4GHz WLAN, Home RF, Bluetooth Modules, etc. Specifications Part Number AT9520B2R4GAA_ Frequency Range (MHz) Peak Gain (XZ-V) Average Gain (XZ-V) VSWR Impedance 2400~2500 3.0 dBi typ. 1.0 dBi typ. 2 max. 50 Q'ty/Reel (pcs) Operating Temperature Range Storage Temperature Range Power Capacity : 1000pcs o : -40 ~ +85 C o : -40 ~ +85 C : 3W max. Part Number AT " 9520 # - B $ 2R4 % ( ' GAA & " Type AT : Antenna # Dimensions ( L x W ) 9.5x 2.0 mm $ Material Code B % Frequency Range 2R4=2400MHz & Specification Code GAA ' Packaging T: Tape & Reel B: Bulk Terminal Configuration " # No. Terminal Name No. Terminal Name " Feeding Point # NC ACX Advanced Ceramic X Dimensions and Recommended PC Board Pattern Unit : mm c W a T L a b Mark L W T a b c Dimensions 9.50.2 2.00.2 1.2+ 0.1/-0.2 1.350.20 1.10.1 0.250.1 (a) Without Matching Circuits (Moderate Bandwidth) 1.0 * 10.5 7.5 1.8 * * (b) With Matching Circuits (Wide Bandwidth) 1.0 * 10.5 7.5 1.8 * 1.5pF * 3.9nH (Matching circuit and component values will be different, depending on PCB layout) *Line width should be designed to match 50characteristic impedance, depending on PCB material and thickness. ACX Advanced Ceramic X o Typical Electrical Characteristics (T=25 C) !Test Board 12mm 40mm 50 Feed Line 20mm Antenna Ground 19mm No Ground !Return Loss (a) Without Matching Circuits (b) With Matching Circuits ACX !Radiation Patterns Advanced Ceramic X XY-V/XY-H XY cut @2.45GHz Vertical Z 0o X 90o o 270 Y 180o XY-cut scanning direction XZ-V/XZ-H XZ cut @2.45GHz Vertical Y 0o X 90o o 270 Z 180o XZ-cut scanning direction YZ cut @2.45GHz Vertical YZ-V/YZ-H X 0o Y 90o 270o Z 180o YZ-cut scanning direction Advanced Ceramic X Corp. 16 Tzu Chiang Road, Hsinchu Industrial District Hsinchu Hsien 303, Taiwan TEL:886-3-5987008 FAX:886-3-5987001 http://www.acxc.com.tw E-mail: acx@acxc.com.tw