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PDF B7305 Data sheet ( Hoja de datos )
| Número de pieza | B7305 | |
| Descripción | SAW Components | |
| Fabricantes | EPCOS | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de B7305 (archivo pdf) en la parte inferior de esta página. Total 8 Páginas | ||
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IF Filters for CDMA Cellular Phones
Series/Type:
B7305
The following products presented in this data sheet are being withdrawn.
Ordering Code
B39191B7305A810
Substitute Product
B39191B5006H310
Date of
Withdrawal
2005-05-13
Deadline Last
Orders
2005-06-30
Last Shipments
2005-09-30
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
IF Filter for Mobile Communication
Data Sheet
Characteristics 1)
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
T = -20 .. +85 ˚C
ZS = 0,9 kΩ || 60 nH
ZL = 1,1 kΩ || 90 nH
B7305
190 MHz
Nominal frequency
Minimum insertion attenuation
(including losses in matching circuit)
Passband width
αrel ≤ 2.0 dB
Amplitude ripple (p-p)
fN – 2,00 MHz
fN – 1,92 MHz
fN – 1,5 MHz
...
...
...
fN + 2,00 MHz
fN + 1,92 MHz
fN + 1,5 MHz
Deviation of phase from linearity (rms)
fN – 1,92 MHz ... fN + 1,92 MHz
Group delay deviation
fN – 1,92 MHz ... fN + 1,92 MHz
Relative attenuation (relative to αmin)
DC ... fN – 20,0 MHz
fN – 20,0 MHz ... fN – 10,0 MHz
fN – 10,0 MHz ... fN – 5,0 MHz
fN + 5,0 MHz ... fN + 10,0 MHz
fN + 10,0 MHz ... fN + 20,0 MHz
fN + 20,0 MHz ... 350 MHz
Temperature coefficient of frequency2)
min.
fN —
αmin
B2,2dB 3,84
∆α
—
—
∆ϕ
—
ns
—
αrel
45,0
32,0
28,0
27,0
30,5
37,0
TCf —
typ.
190,0
8,8
4,2
1,5
0,9
0,7
1,5
110
50,0
41,0
34,0
31,0
36,0
42,0
–20
max.
—
MHz
9,8 dB
— MHz
2,4
2,1 dB
1,1 dB
2,5 ˚
180
— dB
— dB
— dB
— dB
— dB
— dB
— ppm/K
1) The specifications on this page hold for balanced / balanced operation (cf. test matching
network 2 on p. 5). The specified minimum insertion attenuation does not include the losses in the
transformers of the test circuit.
2) Temperature dependence of fc: fc(T) = fc(T0)(1 + TCf(T – T0))
4 July 26, 2002
5 Page | ||
| Páginas | Total 8 Páginas | |
| PDF Descargar | [ Datasheet B7305.PDF ] | |
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