JOHANSON 2450AT18D0100

"High Frequency Ceramic Solutions"
2.45 GHz Antenna
P/N 2450AT18D0100
Page 1 of 3
Detail Specification: 05/04/10
General Specifications
Part Number
2450AT18D0100
Input Power
2W max.
Frequency Range
2400 - 2500 Mhz
Impedance
50 Ω
Peak Gain
1.5 dBi typ. (XZ-total)
Reel Quanity
3,000
Average Gain
-1.0 dBi typ. (XZ-total)
Return Loss
6.0 dB min.
No.
Function
Operating Temperature
-40 to +85°C
1
Feeding Point
2
GND
3
GND
4
GND
+5 ~ +35 °C, Humidity
45~75%RH, 12 mos. max
Storage Temperature
Range
Terminal Configuration
2
1
3
4
Mechanical Dimensions
In
mm
L
0.126 ± 0.008
3.20 ± 0.20
W
0.063 ± 0.008
1.60 ± 0.20
T
0.047 ± 0.008
1.20 ± 0.20
a
0.012 +.004/-.008
0.30 +0.1/-0.2
b
0.020 ± 0.008
0.50 ± 0.20
b
W
b
T
a
L
Mounting Considerations
Mount these devices with brown mark facing up. Units: mm
Line width should be designed to provide 50 Ω impedance matching characteristics.
Without Matching Circuits
Feeding line Matching
1.0
2.0
Solder Resist
2.0
0.6
0.7
Land
0 Ohm
*
0.6
4.1
4.0
Ground
No ground
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"
2.45 GHz Antenna
P/N 2450AT18D0100
Page 2 of 3
Detail Specification: 05/04/10
Typical Electrical Characteristics (T=25oC)
Test Board:
)
)
)
)
)
)
Via
)
Matching Circuits
)
No Ground
20mm
Antenna
Feeding Line
Groun
40mm
Return Loss
a) Without Matching Circuits
0
dB(S(1,1))
-10
m1
freq=2.400GHz
dB(S(1,1))=-13.935
m2
freq=2.500GHz
dB(S(1,1))=-14.774
m1
m2
)
m3
freq=2.450GHz
dB(S(1,1))=-24.894
-20
m3
-30
2.0
2.2
2.4
2.6
2.8
3.0
freq, 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
2010 Johanson Technology, Inc. All Rights Reserved
"High Frequency Ceramic Solutions"
2.45 GHz Antenna
P/N 2450AT18D0100
Page 3 of 3
Detail Specification: 05/04/10
Typical Radiation Patterns
)
)
)
)
)
)
XY cut @2.45GHz
Vertical
Horizontal
)
XY-V/XY-H
Z
)
180°
X
270°
90°
Y
0°
XZ-V/XZ-H
XY-cut scanning direction
XZ cut @2.45GHz
Vertical
Horizontal
Y
180°
X
270°
90°
Z
0°
XZ-cut scanning direction
)
YZ cut @2.45GHz
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