Datasheet
Bezeichnung :
description :
Without Matching Circuit:
With Matching Circuit:
Without Matching Circuit:
With Matching Circuit:
DATUM / DATE : 2007-01-12
Artikelnummer / part number
:
7488910092
H
Lötpadempfehlung / solder pads:
SMD Antenne WE-MCA
Chip-Antenna WE-MCA
Spezifikation für Freigabe / specification for release
Kunde / customer
:
K Messdiagramme/ measuring diagrams:
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
*
Line width should be designed to match 50
characteristic impedance, depending on PCB material and thickness.
(Matching circuit and component values will be different, depending on PCB layout)
LF
0.6 0.8 1 1.2 1.4
30
25
20
15
10
5
0
Frequency f in GHz
Return Loss (S11) in dB
0.6 0.8 1 1.2 1.4
30
25
20
15
10
5
0
Frequency f in GHz
Return Loss (S11) in dB
1
2
1
2
3
S
11
(f)
f = 0.5 GHz 1.5 GHz
1: 865 MHz -9.699 dB
2: 920 MHz -5.859 dB
3: 990 MHz -2.484 dB
S
11
(f)
1: 865 MHz -10.284 dB
2: 920 MHz -13.682 dB
3: 990 MHz -10.215 dB
f = 0.5 GHz 1.5 GHz
1
2
3
1
2
3
1.3 mm
3.3pF
10 nH
Via
0.7mm
3.3pF
0.8 mm
1.0 mm
4.5 mm
9.6 mm
0.6 mm
1.5 mm
12.6 mm
5.5 mm
0.7 mm
0.7 mm
0
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