1905AT45A0050 - Johanson Technology

"High Frequency Ceramic Solutions"
1.905 GHz Antenna
P/N 1905AT45A0050
Page 1 of 3
Detail Specification: 07/29/2010
Recommended application: DECT
General Specifications
1905AT45A0050
Part Number
2W max.
Input Power
Frequency Range
1880 - 1930MHz
Impedance
50 Ω
Peak Gain
0.5 dBi typ (XZ-Total)
Reel Quanity
1,000
Average Gain
-1.1 dBi typ. (XZ-Total)
Operating Temperature
-40 to +85°C
Return Loss
9.5 dB min.
Packaging
Style
P/N
Suffix Termination
Style
Storage Temperature
Bulk
Suffix = S
Eg. 1905AT45A0050S
T&R
Suffix = E
Eg. 1905AT45A0050E
100% Tin
Suffix = None
Eg. 1905AT45A0050(E or S)
Tin / Lead
Please consult Factory
Terminal Configuration
Mechanical Dimensions
In
+5 to +35°C, Humidity:
45-75%RH, 12 mos. Max
No.
Function
1
Feeding Point
2
NC
1
2
mm
L
0.374 ± 0.008
9.50 ± 0.20
W
0.079 ± 0.008
2.00 ± 0.20
T
0.047 +.004/-.008
1.20 +0.1/-0.2
a
0.020 ± 0.012
0.50 ± 0.30
W
a
L
T
Mounting Considerations
Mount these devices with brown mark facing up. Units: mm
* Line width should be designed to provide 50 Ω impedance, depending on PCB material and thickness.
2.7nH
GND
7
1.3
*
3.3nH
8.5
GND
1.3
2.0
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
2010 Johanson Technology, Inc. All Rights Reserved
"High Frequency Ceramic Solutions"
1.905 GHz Antenna
P/N 1905AT45A0050
Page 2 of 3
Detail Specification: 07/29/2010
Typical Electrical Characteristics (T=25oC)
50Ω Feed Line
)
)
)
Test Board
)
)
7mm
40mm
)
)
)
20mm
Antenna
Return Loss
19mm
Ground
No Ground
a) With matching circuits for 1880~1930MHz
)
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
2010 Johanson Technology, Inc. All Rights Reserved
"High Frequency Ceramic Solutions"
1.905 GHz Antenna
P/N 1905AT45A0050
Page 3 of 3
Detail Specification: 07/29/2010
Typical Radiation Patterns
)
)
)
)
)
)
XY cut @1.905GHz
Vertical
Horizontal
)
XY-V/XY-H
Z
)
180°
X
270°
90°
Y
0°
XZ-V/XZ-H
XY-cut scanning direction
XZ cut @1.905GHz
Vertical
Horizontal
Y
180°
X
270°
90°
Z
0°
XZ-cut scanning direction
)
YZ cut @1.905GHz
Vertical
Horizontal
YZ-V/YZ-H X
180°
Y
270°
90°
Z
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
2010 Johanson Technology, Inc. All Rights Reserved