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PRELIMINARY
4.0 GHz Antenna
Detail Specification: 10/12/07
P/N 4000AT44A1800
Page 1 of 4
General Specifications
Part Number Freq. Range (GHz) Peak Gain (XY-H) Average Gain (XY-H) Return Loss Packaging Style 4000AT44A1800 3100 - 4900 2.7 dBi typ. -3.5 dBi typ. 7.4 dB min. Bulk T&R 100% Tin Tin / Lead Suffix = S Suffix = E Suffix = None Suffix = /Pb Input Power Impedance Operating Temp. Storage Temp. Reel Quanity Eg. 4000AT44A1800S Eg. 4000AT44A1800E Eg. 4000AT44A1800(E or S) Eg. 4000AT44A1800(E or S)/Pb 3W max. 50 -40 to +85C
+5 to +85C, Humidity 45-75%RH
1,000 Terminal Configuration
No. 1 2 3
P/N Suffix Termination Style
Function NC Feeding Point NC NC NC NC 1 2 3
Mechanical Dimensions In
L W T a b 0.315 0.012 0.236 0.012 0.039 0.008 0.039 0.008 0.020 0.012
4
mm
b
5 6
8.00 0.30 6.00 0.30 1.00 0.20 1.00 0.20 0.50 0.30
L T W a
4 5 6
Mounting Considerations
Mount these devices with white mark facing up. Units: mm * Line width should be designed to provide 50 impedance matching characteristics, depending on PCB material and thickness. 6.32
With Matching Circuits
1.2 No Ground 6.6
Top Layer
1.3 1.18 1.3 1.18 1.3 1 nH
Ground (Bottom-layer) 1 pF GND Via Feeding line
Johanson Technology, Inc. reserves the right to make design changes without notice. All sales are subject to Johanson Technology, Inc. terms and conditions.
www.johansontechnology.com
4001 Calle Tecate * Camarillo, CA 93012 * TEL 805.389.1166 FAX 805.389.1821 2003 Johanson Technology, Inc. All Rights Reserved
PRELIMINARY
4.0 GHz Antenna
Detail Specification: 10/12/07
P/N 4000AT44A1800
Page 2 of 4
Mounting Considerations
)
)
)
Test Board
) ) )
)
Units in mm
)
Ground No Ground Area Matching circuits 20 Feeding line Antenna
25
)
10.8
Johanson Technology, Inc. reserves the right to make design changes without notice. All sales are subject to Johanson Technology, Inc. terms and conditions.
www.johansontechnology.com
4001 Calle Tecate * Camarillo, CA 93012 * TEL 805.389.1166 FAX 805.389.1821 2003 Johanson Technology, Inc. All Rights Reserved
PRELIMINARY
4.0 GHz Antenna
Detail Specification: 10/12/07
P/N 4000AT44A1800
Page 3 of 4
Mounting Considerations
)
Return Loss & Isolation (With Matching Circuits)
) ) ) ) )
)
)
Ant 1
dB
Ant
frequency, GHz
)
Johanson Technology, Inc. reserves the right to make design changes without notice. All sales are subject to Johanson Technology, Inc. terms and conditions.
www.johansontechnology.com
4001 Calle Tecate * Camarillo, CA 93012 * TEL 805.389.1166 FAX 805.389.1821 2003 Johanson Technology, Inc. All Rights Reserved
PRELIMINARY
4.0 GHz Antenna
Detail Specification: 10/12/07
P/N 4000AT44A1800
Page 4 of 4
Ant1 Radiation Patterns
) ) )
)
)
)
)
XY-V/XY-H
Z
)
XY cut @4.0GHz Vertical Horizontal
180 90 Y 0 X 270 XY-cut scanning direction
XZ-V/XZ-H
Y 180
XZ cut @4.0GHz Vertical Horizontal
90 Z 0
X 270 XZ-cut scanning direction
)
YZ-V/YZ-H X 180 90
Z
YZ cut @4.0GHz Vertical Horizontal
Y 270 0 YZ-cut scanning direction
Johanson Technology, Inc. reserves the right to make design changes without notice. All sales are subject to Johanson Technology, Inc. terms and conditions.
www.johansontechnology.com
4001 Calle Tecate * Camarillo, CA 93012 * TEL 805.389.1166 FAX 805.389.1821 2003 Johanson Technology, Inc. All Rights Reserved

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