
Spezifikation für Freigabe / specification for release
Kunde / customer :
Artikelnummer / part number :
7488910520
LF
Bezeichnung :
description :
SMD Antenne WE-MCA
Chip-Antenna WE-MCA
RoHS compliant
DATUM / DATE : 2004-10-11
H L?tpadempfehlung / solder pads:
With Matching Circuit:
With Matching Circuit:
*
1.0
1.0
8.0
5.5
8.0
2.0
5.5
* Line width should be designed to match 50 ?
*
WE-MK 2.2 nH
2.0
characteristic impedance, depending on PCB
material and thickness.
(Matching circuit and component values will
be different, depending on PCB layout)
K Messdiagramme/ measuring diagrams:
Without Matching Circuit:
0
5
10
15
1
3
2
1: 5.2075 GHz
2: 5.455 GHz
-9.93 dB
-15.44 dB
20
4
4.5
5 5.5 6
6.5
7
3: 5.7475 GHz
-10.0144 dB
Frequency f in GHz
With Matching Circuit:
0
S 11 (f)
5
3
10
15
1
3
2
1
2
20
4
4.5
5
5.5
6
6.5
7
Frequency f in GHz
1: 4.9525 GHz
2: 5.275 GHz
3: 5.5525 GHz
-9.865 dB
-17.094 dB
-9.964 dB
f = 4 GHz … 7 GHz
Würth Elektronik eiSos GmbH & Co.KG
D-74638 Waldenburg · Max-Eyth-Str. 1 · Germany · Telefon (+49) (0) 7942 - 945 - 0 · Telefax (+49) (0) 7942 - 945 - 400
http://www.we-online.de
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