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參數資料
| 型號： | TFS71L |
| 廠商： | VECTRON INTERNATIONAL |
| 元件分類： | 聲表面波濾波器 |
| 英文描述： | Filter Specification |
| 中文描述： | 1 FUNCTIONS, 71.1 MHz, SAW FILTER |
| 文件頁數： | 1/5頁 |
| 文件大小： | 81K |
| 代理商： | TFS71L |
TFS71L.doc
TELEFILTER
VI
Measurement condition
Ambient Temperature:
Input Power Level:
Terminating Impedance at fc*:
Characteristics
Remark:
The nominal frequency fN is fixed at 71,1 MHz. The insertion loss ae is defined as loss value determined at fN. Reference level for the relative
attenuation arel of the TFS 71L is the insertion loss ae
.
All specified data are met within the operating temperature range.
D a t a
Insertion loss
ae = amin
(Reference Level)
Nominal frequency
fN
Centre frequency
fc
Pass band
PB
Relative attenuation
arel
fN
... fN ± 0,525 MHz
fN ± 0,525 MHz ... fN ± 0,590 MHz
version 1.3
26.03.03
Filter Specification
TFS 71 L
1/5
TELEFILTER GmbH
Potsdamer Strae 18
D 14 513 TELTOW / Germany
Tel: (+49) 3328 4784-0 / Fax: (+49) 3328 4784-30
tft@telefilter.com
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.
23
0
°
C
dBm
input:
output:
3,28 k
// -11,0 pF
3,14 k
// -11,3 pF
typ. Value
Limit
10
dB
max.
14
dB
-
71,1 MHz
-
71,1 MHz
-
fN
±
525
kHz
0,5 dB
1,5 dB
max.
max.
1
3,75 dB
dB
fN ± 0,75
fN ± 0,9
fN - 40,1
fN + 4,5
Average Group Delay within
f
N
±
630 kHz
Group Delay Variation within PB
Phase Variation within
f
N
±
630 kHz
Return Loss within PB
MHz ... fN ± 0,9
MHz ... fN ± 4,5
MHz ... fN -
MHz ... fN + 428,9
MHz
MHz
MHz
MHz
14
32
52
55
dB
dB
dB
dB
min.
min.
min.
min.
10
26
45
45
dB
dB
dB
dB
4,5
190
2,6 μs
max.
3,2 μs
ns
max.
300
ns p-p
1
deg rms
max.
2
deg rms
15
dB
min.
10
dB
Operating Temperature Range
-
0 .... +85 ° C
Storage Temperature Range
-
-10.... +100
° C
Frequency inversion temperature
T
0
37
°C
-
Temperature Coefficient of frequency
TC
f
**
Intermodulation IP
3
- 0,036 ppm / K2
-
> 45
dB
min.
35
dB
modulation signals:
Permissible DC voltage
f
N
+ 2 MHz and f
N
+ 4 MHz, each of 10 dBm
V
DC
-
max.
5
V
*) The terminating impedances depend on parasitics and q-values of matching elements and the board used, and are to be understood as
reference values only. Should there be additional questions do not hesitate to ask for an application note or contact our design team.
**)
f(Hz) = TCf(ppm/K2) x (T-T
0
)2 x fTo(MHz)
generated:
checked / approved:
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