B3857 Datasheet, PDF (4/6 Pages) EPCOS – SAW Components Low-Loss Filter 919,5 MHz

SAW Components
Low-Loss Filter
Data Sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
T_A = -30 ... +75 ˚C
Z_S = 50 Ω
Z_L = 50 Ω
B3857
919,5 MHz
Nominal frequency
Maximum insertion attenuation
917,0 MHz ... 922,0 MHz
Amplitude ripple (p-p)
917,0 MHz ... 922,0 MHz
Group delay ripple (p-p)
917,0 MHz ... 922,0 MHz
Return loss (Input and Output)
917,0 MHz ... 922,0 MHz
Absolute attenuation
0,1 MHz ...
932,0 MHz ...
937,0 MHz ...
942,0 MHz ...
947,0 MHz ...
2000,0 MHz ...
895,0 MHz
937,0 MHz
942,0 MHz
947,0 MHz
2000,0 MHz
4000,0 MHz
f_N
α_max
∆α
∆τ
min.
—
—
—
—
typ.
919,5
1,9
0,2
15
max.
— MHz
3,4 dB
1,3 dB
30 ns
10,0
α_abs
10
8
12
15
26
15
15,0
35
10
21
27
29
28
— dB
— dB
— dB
— dB
— dB
— dB
— dB
Temperature coefficient of frequency
TC_f
—
– 36
— ppm/K
4 May 24, 2002