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PDF B4944 Data sheet ( Hoja de datos )
| Número de pieza | B4944 | |
| Descripción | SAW Components | |
| Fabricantes | EPCOS | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de B4944 (archivo pdf) en la parte inferior de esta página. Total 8 Páginas | ||
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Tx IF Filters for Cellular Phones
Series/Type:
B4944
The following products presented in this data sheet are being withdrawn.
Ordering Code
Substitute Product
B39181B4944Z810
Date of
Withdrawal
2004-05-19
Deadline Last
Orders
2004-09-30
Last Shipments
2004-12-31
For further information please contact your nearest EPCOS sales office, which will also support
you in selecting a suitable substitute. The addresses of our worldwide sales network are
presented at www.epcos.com/sales.
1 page  
SAW Components
Low-Loss Filter for Mobile Communication
Data Sheet
B4944
181,80 MHz
Characteristics (with matching inductor)
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
T = -30 to + 85˚C
ZS = 100 Ω
ZL = 200 Ω || 330 nH
Center frequency
min.
typ.
fc — 181,44
max.
— MHz
Maximum insertion attenuation
αmax
181,785... 181,815 MHz
—
1,6 2,0 dB
Amplitude ripple (p-p)
∆α
181,785... 181,815 MHz
—
0,1 0,2 dB
Attenuation
50,0
198,0
201,0
360,0
1570,0
1700,0
1800,0
4000,0
... 164,0
... 201,0
... 320,0
... 550,0
...1580,0
...2400,0
...1818,0
...4400,0
α
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
37,0 45,0
— dB
25,0 30,0
— dB
37,0 45,0
— dB
30,0 50,0
— dB
30,0 34,0
— dB
30,0 34,0
— dB
33,0 36,0
— dB
15,0 20,0
— dB
3 Sept 6, 2002
5 Page | ||
| Páginas | Total 8 Páginas | |
| PDF Descargar | [ Datasheet B4944.PDF ] | |
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