2500AT44M0400_09 Datasheet, PDF (1/3 Pages) Johanson Technology Inc. – WiMAX 2.3 - 2.7 GHz Chip Antenna

High Frequency Ceramic Solutions
WiMAX 2.3 - 2.7 GHz Chip Antenna
Detail Specification: 07/29/09
P/N 2500AT44M0400
Page 1 of 3
General Specifications
Part Number
2500AT44M0400
Freq. Range (MHz)
2300 - 2700
Peak Gain (XZ-V)
2.5 dBi typ.
Average Gain (XZ-V)
0.5 dBi typ.
Return Loss
9.5 dB min.
Input Power
Impedance
Operating Temp.
Reel Quanity
Packaging
P/N ^Style
Suffix _Termination
Style
Bulk
T&R
100% Tin
Tin / Lead
Suffix = S
Eg. 2500AT44M0400S
Suffix = E
Eg. 2500AT44M0400E
Suffix = None Eg. 2500AT44M0400(E or S)
Suffix = /Pb Eg. 2500AT44M0400(E or S)/Pb
Mechanical Dimensions
In
mm
L 0.315 ± 0.008 8.00 ± 0.20
W
W 0.039 ± 0.008 1.00 ± 0.20
T 0.039 ± 0.008 1.00 ± 0.20
L
a 0.020 ± 0.008 0.50 ± 0.20
b 0.039 ± 0.008 1.00 ± 0.20
Mounting Considerations
Mount these devices with white mark facing up. Units: mm
* Line width should be designed to provide 50 Ω impedance matching
characteristics, depending on PCB material and thickness.
a
T
b
3W max.
50 Ω
-40 to +85°C
1,000
Terminal Configuration
No.
Function
1
Feeding Point
2
NC
2
1
With
Matching
Circuits
Feeding line
JTI P/N for Matching Circuit:
Cap (1.0pF): 500R07S1R0BV4T
Inductor (2.7nH): L-07C2N7SV6T
(Matching circuit and component values will be
different, depending on PCB layout)
Ground
1 pF
2.7 nH _{1 1}
1.5
7
1
No Ground
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