W3070 Datasheet, PDF (3/17 Pages) Pulse A Technitrol Company – Ceramic Dual Band Monopole Antenna

Application Note: W3070 Ceramic Dual Band Monopole Antenna.
Confidential. Preliminary (07/09)
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Ceramic Chip Antenna
Ground Cleared Under Antenna
Features
• Low profile
• Compact size W x L x H (10 x 3.2 x 2 mm)
• Low weight (240 mg)
• Lead free materials
• Fully SMD compatible
• Lead free soldering compatible
• Tape and reel packing
• RoHS Compliant Product
Applications
• EGSM900 and PCN1800 radios
Electrical specifications @ +25 °C
Note: Electrical characteristics depend on test board (GP) size and antenna positioning on GP and
Ground Clearance area size.
W3070 Ceramic Dual Band Monopole Antenna (Version 1: Ground Cleared Under Antenna 25 mm x 10mm)
Typical performance (test board size 95 mm x 40 mm, PWB ground clearance area 25 mm x 10 mm)
18nH and 10nH series-inductors used for frequency tuning and 6.8nH shunt-inductor used for impedance matching.
Frequency Range
[MHz]
3D Max Gain
[dBi]
3D Efficiency
[%] / [dB]
Return loss min. [dB]
Impedance Operating
[Ω] Temperature [°C]
880 - 960
1710 – 1880
+1.5 (peak)
-0.4 (band edges)
+1 (peak)
-1 ; +0.5 (band edges)
70 / -1.55 (peak)
-4.7 ; -3.8 (band edges)
50
47 ; 40 / -3.3 ; -4 (band edges)
50 / -3 (peak)
-4 ; -4.6 (band edges)
50
30 ; 40 / -5.2 ; -4 (band edges)
-40 to +85
-40 to +85
W3070 Ceramic Dual Band Monopole Antenna (Version 2: Ground Cleared Under Antenna 40 mm x 10mm)
Typical performance (test board size 95 mm x 40 mm, PWB ground clearance area 40 mm x 10 mm)
18nH and 10nH series-inductors used for frequency tuning.
Frequency Range
[MHz]
3D Max Gain
[dBi]
3D Efficiency
[%] / [dB]
Return loss min. [dB]
Impedance
Operating
[Ω]
Temperature [°C]
880 - 960
+1.2 (peak)
-0.4 (band edges)
65 / -1.9 (peak)
-5.1 ; -5.3 (band edges)
50
47 / -3.3 (band edges)
+2.5 (peak)
60 / -2.2 (peak)
1710 – 1880
-5.8 ; -5.7 (band edges)
50
+1.5 ; +2 (band edges) 50 ; 55 / -3 ; -2.6 (band edges)
-40 to +85
-40 to +85
Pulse Finland Oy
Takatie 6
90440 Kempele, Finland
Tel: [phone]
Fax: [phone]
Domicile: Kempele
Business ID: 1933992-8
[e-mail]
www.pulseeng.com/antennas
© 2006. All Rights Reserved.
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