TFS70S Datasheet, PDF (2/3 Pages) Vectron International, Inc – Filter Specification

tfs70s.doc
VI TELEFILTER
3. Package
35 Max
20,5 Max
TFS 70 S
tft L0
5,5
5,5
Filter Specification
Version 1.2
TFS 70 S
06.01.02
2/3
Pin 23
Pin 24
Pin 11
Pin 12
Pin 4-9, 16-21
Pin 1-3, 10, 13-15, 22
Input
Input RF Return
Output
Output RF Return
Ground
not connected
12 3
15,24
24 23 22
10 11 12
13
2,54
11x2,54 = 27,94
4. 50 Ω matching network:
1
50 Ω
L₃ L₁
11 12
Scheme 1.
L₂ L4
50 Ω
24 23
13
L₁ = L₂ =220 nH.
L₃ = L₄ =330 nH - have to be adjusted (for example: 270, 330, 390 nH ).
1
50 Ω
C₁
L₁
11 12
Scheme 2.
L₂
C₂
50 Ω
24 23
13
L₁ = L₂ =100 nH.
C₁ = C₂ =12,54 pF - have to be adjusted (for example: 10, 12, 15 pF ).
For final test in production we use matching network 1.
VI TELEFILTER
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Vectron International, Inc.
267 Lowell Road
Hudson, NH 03051 / USA
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E-Mail: [e-mail]
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