2450AT43H0100 Datasheet, PDF (3/4 Pages) Johanson Technology Inc. – 2.45 GHz Antenna (Wide Bandwidth)

"High Frequency Ceramic Solutions"
2.45 GHz Antenna (Wide Bandwidth)
Detail Specification: 12/01/08
Mounting Considerations
P/N 2450AT43H0100
Page 3 of 4
)
)
)
(a) With Matching Circuits
)
)
)
0
-5
-10
20mm
-15
-20
-25
-30
Ground_1.0
1.5
)
40mm
)
m1 m2
m3
2.0
2.5
3.0
freq, GHz
9.5mm
m1
freq=2.320GHz
dB(S(1,1))=-10.082
m2
50Ω Feed Line
freq=2.670GHz
dB(S(1,1))=-10.123
m3
freq=2.460GHz
dB(S(1,1))=-25.529
Antenna
3.5
4.0
)
(b) Without Matching Circuits
0
-5
-10
m1
freq=3.265GHz
dB(S(1,1))=-10.005
m2
)
freq=3.610GHz
dB(S(1,1))=-10.143
m1 _m2
m3
freq=3.460GHz
dB(S(1,1))=-18.021
-15
m3
-20
1.0
1.5
2.0
2.5
3.0
3.5
4.0
freq, GHz
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