B39921-B3858-U410 查看數據表（PDF） - EPCOS AG
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B39921-B3858-U410 Datasheet PDF : 6 Pages
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SAW Components
Low-Loss Filter
Data Sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
TA = 25 ± 10 ˚C
ZS = 50 Ω
ZL = 50 Ω
B3858
924,5 MHz
Nominal frequency
Maximum insertion attenuation
922,0 MHz ... 927,0 MHz
Amplitude ripple (p-p)
922,0 MHz ... 927,0 MHz
Group delay ripple (p-p)
922,0 MHz ... 927,0 MHz
Return loss (Input and Output)
922,0 MHz ... 927,0 MHz
Absolute attenuation
0,1 MHz ...
937,0 MHz ...
942,0 MHz ...
947,0 MHz ...
952,0 MHz ...
2000,0 MHz ...
895,0 MHz
942,0 MHz
947,0 MHz
952,0 MHz
2000,0 MHz
4000,0 MHz
fN
αmax
∆α
∆τ
min.
—
—
—
—
typ.
924,5
1,8
0,3
15
max.
— MHz
2,8 dB
1,0 dB
40 ns
11,0
αabs
12
10
14
18
26
15
17,0
34
16
27
29
29
26
— dB
— dB
— dB
— dB
— dB
— dB
— dB
Temperature coefficient of frequency
TCf
—
– 36
— ppm/K
3 May 24, 2002
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