B39941B4124U410 Просмотр технического описания (PDF) - EPCOS AG
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B39941B4124U410 Datasheet PDF : 10 Pages
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SAW Components
SAW filter
Data sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
T = -10 to +80 ˚C
ZS = 50 Ω
ZL = 50 Ω
Center frequency
Maximum insertion attenuation
925,0 ... 960,0
fC
αmax
MHz
min.
—
—
typ.
942,5
3,2
B4124
942.5 MHz
max.
— MHz
4,5 dB
Amplitude ripple (p-p)
∆α
925,0 ... 960,0 MHz
—
1,5
2,81) dB
Input VSWR
925,0 ... 960,0 MHz
—
2,3
2,5
Output VSWR
925,0 ... 960,0 MHz
—
2,3
2,5
Attenuation
α
0,0
800,0
880,0
905,0
980,0
980,0
980,0
982,0
1005,0
1025,0
1760,0
1800,0
2000,0
2500,0
3120,0
4000,0
... 800,0
... 880,0
... 905,0
... 915,0
...1005,0
...1005,0
... 982,0
...1005,0
...1025,0
...1760,0
... 1800,0
... 2000,0
... 2500,0
... 3120,0
... 4000,0
... 6000,0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
50
60
— dB
40
52
— dB
35
45
— dB
20
28
— dB
20
23
— dB 2)
23
27
— dB 3)
20
23
— dB
23
27
— dB
30
42
— dB
40
50
— dB
30
40
— dB
33
40
— dB
30
40
— dB
20
27
— dB
18
25
— dB
—
8
— dB
Input reflection coefficient @1842,5 MHz
Phase
1) 2,5dBmax at +5˚ C to +70˚ C
2) Specification valid for T < 25˚ C
3) Specification valid for T >= 25˚ C
-150
-140
-130 ˚
Please read cautions and warnings and
important notes at the end of this document.
4 March 15, 2010
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