W3028

W3028 Datasheet version 1.0. 12/2006 1.8 GHz RX Diversity Ceramic Antenna Ground cleared under antenna, clearance area 10.60 x 6.25 mm Pulse Part Number: W3028 Features - Omnidirectional radiation - Low profile - Compact size W x L x H (10 x 3.2 x 2 mm) - Low weight (310 mg) - Lead free materials - Fully SMD compatible - Lead free soldering compatible - Tape and reel packing - RoHS Compliant Product Applications - GSM 1800 MHz band (PCN/DSC) - 1.805-1.88 GHz Electrical specifications @ +25 °C Note: Electrical characteristics depend on test board (GP) size and antenna positioning on GP and Ground Clearance area size. RX Diversity 1805-1880 MHz Typical performance (test board size 80 x 37 mm, PWB ground clearance area 10.60 x 6.25 mm) Frequency Range [MHz] Linear Max Gain [dBi] Efficiency [%] / [dB] Return Loss min. [dB] Impedance [Ω] Operating Temperature [°C] 1805 – 1880 2.5 (peak) 2 (band edges) 80 / -1 (peak) 70 / -1.55 (band edges) -9 50 -40 to +85 Pulse Antennas Takatie 6 90440 Kempele, Finland Tel: +358 207 935 500 Fax: +358 207 935 501 www.pulseeng.com/antennas © 2006 All Rights Reserved. W3028 Datasheet version 1.0. 12/2006 1.8 GHz RX Diversity Ceramic Antenna Ground cleared under antenna, clearance area 10.60 x 6.25 mm Typical Electrical Characteristics (T=25 °C) Measured on the 80 x 37 mm test board Typical Return Loss S11/impedance GSM 1800 RX Diversity 14 Sep 2006 16:03:47 CH1 S11 LOG GSM 1800 RX Diversity CH1Markers 1. -12.328 dB 1.80500 GHz 2. -12.528 dB 1.88000 GHz 3. -31.039 dB 1 840.000 000 MHz 7 dB/REF 0 dB 14 Sep 2006 16:04:57 CH1Markers 1. 72.148 Ω -19.449 Ω 1.80500 Ghz 2. 52.619 Ω 23.828 Ω 1.88000 GHz 3. 54.514 Ω -646.48m Ω 133.80 pF 1 840.000 000 MHZ CH1 S11 1 U FS PRm Del PRm Cor Cor 2 3 1 Free space 3D maximum gain 1 2 3 CENTER 1 840.000 000 MHz SPAN 800.000 000 MHz CENTER 1 840.000 000 MHz SPAN 800.000 000 MHz Free space efficiency and maximum gain RX Diversity 1805–1880 Mhz -1.00 -2.00 60 % -3.00 50 % -4.00 40 % -5.00 20 % -6.00 17 05 18 05 18 10 18 15 18 20 18 25 18 30 18 35 18 40 18 45 18 50 18 55 18 60 18 65 18 70 18 75 18 80 19 80 30 % Rad Eff [%] Rad Eff [dB] Freq [MHz ] 3.00 2.50 2.00 1.50 1.00 0.50 0.00 -0.50 -2.00 -2.50 17 05 18 05 18 10 18 15 18 20 18 25 18 30 18 35 18 40 18 45 18 50 18 55 18 60 18 65 18 70 18 75 18 80 19 80 80 % 3.50 Max Gain [dBi] 0.00 Rad Eff [dB] 90 % 70 % Rad Eff [%] RX Diversity 1805–1880 Mhz Max Gain [dBi] Freq [MHz ] Pulse Antennas Takatie 6 90440 Kempele, Finland Tel: +358 207 935 500 Fax: +358 207 935 501 www.pulseeng.com/antennas © 2006 All Rights Reserved. W3028 Datasheet version 1.0. 12/2006 1.8 GHz RX Diversity Ceramic Antenna Ground cleared under antenna, clearance area 10.60 x 6.25 mm Typical Free Space Radiation Patterns XZ-PLANE ZY-PLANE XY-PLANE Z+: 0 (Theta) = 0º X+: o (Phi) = 0º Y+: o (Phi) = +90º Pulse Antennas Takatie 6 90440 Kempele, Finland Tel: +358 207 935 500 Fax: +358 207 935 501 www.pulseeng.com/antennas © 2006 All Rights Reserved.