DATA SHEET WIRELESS COMPONENTS Ceramic Chip Antenna ANT1204LL08R0870A Product Specification –February 19, 2014 V.0 870MHZ 1204 Series Product specification WIRELESS COMPONENTS FEATURES Compact size Omni-directional Radiation Tape & reel automatic mounting Reflow process compatible RoHS compliant APPLICATIONS Smart meter Industrial remote control ISM band equipment 2 6 Ceramic Chip Antenna ORDERING INFORMATION All part numbers are identified by the series, packing type, material, size, antenna type, working frequency and packing quantity. PART NUMBER ANT 1204 L L08 R 0870A (1) (2) (3) (4) (5) (6) (1) PRODUCT ANT = Antenna (2) SIZE 1204 = 12 × 4 (3) ANTENNA TYPE L,F,A = Chip Antenna (4) SERIAL NO. L08 (5) PACKING STYLE R = Tape and Reel (6) WORKING FREQUENCY 0870 = 0.87GHz PHYCOMP CTC CAN4311759080871K 12NC 431175908087 www.yageo.com Feb. 19, 2014 V.0 Product specification WIRELESS COMPONENTS Ceramic Chip Antenna 3 6 SPECIFICATION Table 1 DESCRIPTION VALUE Centre Frequency 870MHz Bandwidth 34 MHz (Typ.) Return Loss 10 dB min Polarization Linear Azimuth Beamwidth Omni-directional Peak Gain 1.51 dBi (Typ.) Impedance 50 Ω - 40~105 ℃ Operating Temperature Maximum Power 1W Termination Ni / Sn (Environmentally-Friendly Leadless) Resistance to Soldering Heats 260℃ , 10sec. NOTE 1. The specification is defined on Yageo evaluation board DIMENSIONS Table 2 Machinical Dimension DIMENSION L (mm) 12.10 ±0.20 W (mm) 4.10 ±0.20 T (mm) 1.60 ±0.20 A (mm) 0.85 ±0.35 OUTLINES Table 3 Termination configuration TERMINAL NAME FUNCTION S1 Feeding Point S2 Soldering Point Fig. 1 Antenna outlines www.yageo.com Feb. 19, 2014 V.0 Product specification WIRELESS COMPONENTS Ceramic Chip Antenna 4 6 REFERENCE DESIGN OF EVALUATION BOARD Fig. 3 Outlook and dimension of evaluation board Fig. 4 Details of soldering Pad www.yageo.com Feb. 19, 2014 V.0 Product specification WIRELESS COMPONENTS 5 6 Ceramic Chip Antenna ELECTRICAL PERFORMANCES Marker data 1. 849MHz, -10dB 2. 870MHz, -21.6dB 3. 883MHz, -10dB Fig. 5 Return loss Evaluation board and XYZ direction Frequency= 870MHz Max gain = 1.51 dBi, at (90, 330) MEG (mean effective gain)= -2.64 dBi Directivity (dB) = 3.58 Efficiency = -2.07 dB, 62.06 % Fig. 6 Radiation pattern www.yageo.com Feb. 19, 2014 V.0 Product specification WIRELESS COMPONENTS Ceramic Chip Antenna 6 6 REVISION HISTORY REVISION DATE CHANGE NOTIFICATION Version 0 - Feb. 19, 2014 DESCRIPTION - New data sheet for SMD type antenna, 870MHz application, 1204 series www.yageo.com Feb. 19, 2014 V.0