B7637 Ver la hoja de datos (PDF) - EPCOS AG
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B7637 Datasheet PDF : 10 Pages
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SAW Components
B7637
Low-Loss Filter for Mobile Communication
836,5 / 881,5 MHz
Data Sheet
Characteristics
Operating temperature range T = 25 + 2˚C
Terminating impedance
ZANT = 50 Ω ; ZRX = 50 Ω ; ZTX = 50 Ω
Characteristics TX - ANT
min.
Center frequency
fc
—
Maximum insertion attenuation
αmax
824,00 ... 849,00 MHz
—
Amplitude ripple (p-p)
∆α
824,00 ... 849,00 MHz
—
Return loss
Attenuation
824,00 ... 849,00 MHz
10
α
100,00 ... 698,00 MHz
35
698,00 ... 746,00 MHz
36
746,00 ... 804,00 MHz
30
869,00 ... 894,00 MHz
46
954,00 ... 1570,00 MHz
30
1570,00 ... 1698,00 MHz
40
1698,00 ... 2547,00 MHz
30
2547,00 ... 3000,00 MHz
20
typ.
836,50
max.
—
MHz
1,8
2,1 dB
0,8
1,1 dB
12
— dB
39
— dB
38
— dB
38
— dB
50
— dB
36
— dB
50
— dB
38
— dB
27
— dB
Characteristics ANT - RX
min.
Center frequency
fc
—
Maximum insertion attenuation
αmax
869,00 ... 894,00 MHz
—
Amplitude ripple (p-p)
∆α
869,00 ... 894,00 MHz
—
Return loss
Attenuation
869,00 ... 894,00 MHz
9
α
100,00 ... 804,00 MHz
35
824,00 ... 849,00 MHz
54
954,00 ... 1648,00 MHz
35
1648,00 ... 1698,00 MHz
40
1698,00 ... 2547,00 MHz
40
2547,00 ... 3000,00 MHz
35
TX band phase @ RX port reference plane
824,00 ... 849,00 MHz
130
typ.
881,50
max.
—
MHz
2,2
2,6 dB
0,9
1,3 dB
11
— dB
43
— dB
61
— dB
45
— dB
51
— dB
50
— dB
45
— dB
—
230 degree
3 Oct 20, 2005
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