Echo 12 GSM/GPRS/3G Penta Band PIFA Embedded Antenna Key Features Compact size 2.4 - 2.5GHz operation General Description Key Specifications - Electrical The Echo12 GSM/GPRS/3G ceramic Operating temperature -35 to +85C range: chip antennas, introduced in 2009 provide a reliable, PCB solderable Impedance: 50 ohm antenna for todays wireless modules Gain: 0.67 to 5.25dB operating on quad band GSM / GPRS VSWR: 3.0 : 1 max frequencies or 3G networks. 850, 900, 1800, Operating frequency: Offering an omni directional radiating 1900MHz, 2.1GHz pattern, the chip antenna measures Polarization: Linear just 24mm x 5.5mm x 4.4mm to ensure suitability in small form factor applications. Key Specifications - Mechanical Dimensions: 24mm x 5.5mm x 4.4mm Easy to layout and use in production, full documentation is available to Mounting Embedded provide design layout guidelines method: including a recommended matching circuit. The Siretta PCB antenna comes in a tape and reel package and is reflow solderable. Ordering Details: Part Number Description ECHO12/x/x/S/S/3 GSM/GPRS/3G penta band PIFA embedded antenna Rev 1.0 Siretta is a division of Sequoia Technology Group Ltd Siretta sales +44(0)118 976 9014 Basingstoke Road fax +44(0)118 976 9020 Registered in England No. 4004881 Spencers Wood email info siretta.co.uk VAT Registration No. GB614 5653 45 Reading web www.siretta.co.uk Berkshire RG7 1PWEcho 12 1. SPECIFICATIONS 1.1. Electrical Speci cations ITEM GSM850 GSM 900 DCS PCS UMTS Frequency MHz 824~894 880~960 1710~1880 1850~1990 1920~2170 Peak Gain dBi 0.67 1.56 5.25 5.00 5.52 Eff. % Min 53% 60% 81% 76% 77% VSWR 3.0 : 1 max Polarization Linear Azimuth Beam Pattern Omni-directional Impedance 50 These values are measured on the matched reference test board. 1.2 . Mechanical Speci cations Electrode Silver - Dimensions (L x W x H) 24.0 x 5.5 x 4.4 mm Operating Temperature -35 ~ +85 1.3 . Appearance and Dimensions L(Length) 24.0 W(Width) 5.5 Siretta is a division of Sequoia Technology Group Ltd Siretta sales +44(0)118 976 9014 Basingstoke Road fax +44(0)118 976 9020 H(Height) 4.4 Registered in England No. 4004881 Spencers Wood email info siretta.co.uk VAT Registration No. GB614 5653 45 Reading web www.siretta.co.uk Berkshire RG7 1PW - 2 - MAIN CHIP ANTENNA