TFS468L Datasheet, PDF (2/2 Pages) Vectron International, Inc – Application Note

Ltp: tft035
VI TELEFILTER
version 1.0
Application Note
TFS 468L
10.05.2007
2/2
3. Matching on the PCB
- test circuit : 50 Ω single ended
L1
10
4
C1
12
6
1,2,3,5,7,8,9,11
L1 = 8,2 nH
C1 = 15 pF
L2 = 6,8 nH
C2 = 15 pF
All other components are 0 Ω jumpers.
L2
C2
The matching on the PCB does slightly differ from the theoretical matching. The reason for that are parasitics of
the PCB.
If the parasitics on the customer board (mentioned parasitics, additional parasitics of active parts) are different to
this PCB the matching elements have to be slightly adjusted.
In case of questions please contact us to
TELEFILTER GmbH
Potsdamer Straße18
D 14 513 TELTOW / Germany
Tel: [phone] / Fax: [phone]
E-mail: [e-mail]
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