TFS70R Datasheet, PDF (2/3 Pages) Vectron International, Inc – Filter Specification

tfs70R.doc
VI TELEFILTER
3. Package
35 Max
20,5 Max
TFS 70 R
tft L3
5,5
5,5
Filter Specification
Version 1.2
TFS 70 R
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
1
12
15,24
24
13
2,54
11x2,54 = 27,94
4. 50 Ω matching network:
Scheme 1. ¹
50 Ω
C₁
L₃ ^L1
24 23
11 12
C₂
L₂ L₄
50 Ω
13
C₁ = C₂ = 68 pF.
L₁ = L₂ = 100 nH.
L₃ = L₄ = 680 nH. (has to be adjusted )
Scheme 2. ¹
50 Ω
C₁
L₁ C₃
11 12
C₂
C₄ L₂
50 Ω
C₁ = C₂ = 68 pF.
L₁ = L₂ = 82 nH.
24 23
13
C₃ = C₄ = 3,9 pF. (has to be adjusted )
For final test in production we use matching network 1.
VI TELEFILTER
Potsdamer Straße 18
D 14 513 TELTOW / Germany
Tel: [phone] / Fax: [phone]
E-Mail: [e-mail]
Vectron International, Inc.
267 Lowell Road
Hudson, NH 03051 / USA
Tel: [phone] Fax: [phone]
E-Mail: [e-mail]
VI TELEFILTER reserves the right to make changes to the product(s) and/or information contained herein without notice. No liability is
assumed as a result of their use or application. No rights under any patent accompany the sale of any such product(s) or information.