參數(shù)資料
型號: QF2.5-U0290
廠商: Vectron International, Inc.
英文描述: Crystal filter
中文描述: 晶體濾波器
文件頁數(shù): 1/1頁
文件大?。?/td> 61K
代理商: QF2.5-U0290
Crystal filter
QF 2.5-U0290/04
Application
8 pol filter
i.f.- filter
use in mobile and
stationary transceivers
Characteristics QF 2.5-U0290/04
Pass band Stop band
Limiting values
Center frequency
Insertion loss
Pass band at 6.0 dB
Unit
Value
fo
fo + 0.59...2.375 kHz
MHz
dB
kHz
dB
dB
2.5
4.0
+<0.3...>3.04
2.0
2.0
40
> 60 (except spurious )
< 10
Ripple in pass band
at –10...+55°C fo + 0.55...2.5 kHz
Stop band attenuation
Alternate attenuation
Input power
Terminating impedance Z
R1 || C1
R2 || C2
Operating temp. range
fo - 0.4 kHz; fo + 7.5 kHz dB
dB
mW
Ohm/pF
Ohm/pF
° C
600 || 0
600 || 0
-25... +70
Pin connections:
TELE FILTER Zweigniederlassung der DOVER Germany GMBH
12.11.03
Potsdamer Str. 18 D- 14513 Teltow
(+49)03328-4784-10 ; Fax (+49)03328-4784-30 http:\\www.vectron.com
1
2
3
4
Input
Ground-Input
Output
Ground-Output
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