B7838 Datasheet, PDF (4/8 Pages) EPCOS – SAW Components Low-Loss Filter for Mobile Communication 881,5 MHz

SAW Components
Low-Loss Filter for Mobile Communication
Data Sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
T = -30 to +85 ˚C
Z_S = 50 Ω (unbalanced)
Z_L = 100 Ω (balanced)
Center frequency
min.
f_C
—
typ.
881,5
B7838
881,5 MHz
max.
—
MHz
Maximum insertion attenuation
α_max
869,0 ... 894,0 MHz
—
1,9
2,2 dB
Amplitude ripple (p-p)
∆α
869,0 ... 894,0 MHz
—
0,7
1,0 dB
Input return loss
869,0 ... 894,0 MHz
10,0
11,0
— dB
Output return loss
869,0 ... 894,0 MHz
10,0
11,0
— dB
Output amplitude balance (|S₃₁/S₂₁|)
869,0 ... 894,0 MHz
-0,5
0
0,5 dB
Output phase balance (φ(S₃₁)−φ(S₂₁)+180˚)
869,0 ... 894,0 MHz
-5
0
5 degree
Attenuation
0,0
840,0
914,0
950,0
... 840,0
... 849,0
... 950,0
...6000,0
α
MHz
MHz
MHz
MHz
47
55
40
45
24
27
45
55
— dB
— dB
— dB
— dB
4 Mar 04, 2004