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B7638 Datasheet(PDF) 5 Page - EPCOS

Part # B7638
Description  SAW Components Low-Loss Filter for Mobile Communication 836,5 / 881,5 MHz
PDF  10 Pages
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Manufacturer  EPCOS [EPCOS]
Direct Link  http://www.epcos.com
Logo EPCOS - EPCOS

B7638 Datasheet(HTML) 5 Page - EPCOS

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5
Oct 13, 2005
SAW Components
B7638
836,5 / 881,5 MHz
Low-Loss Filter for Mobile Communication
Data Sheet
Characteristics
Operating temperature range
T
= -30 to 85˚C
Terminating impedance
ZANT =50 Ω ; ZRX = 50 Ω ; ZTX = 50 Ω
Characteristics TX - ANT
min.
typ.
max.
Center frequency
fc
—
836,50
—
MHz
Maximum insertion attenuation
α
max
824,00 ... 849,00 MHz
—
2,0
2,3
dB
Amplitude ripple (p-p)
∆α
824,00 ... 849,00 MHz
—
1,0
1,3
dB
Return loss
824,00 ... 849,00 MHz
911
—
dB
Attenuation
α
100,00 ... 698,00 MHz
35
39
—
dB
698,00 ... 746,00 MHz
36
38
—
dB
746,00 ... 804,00 MHz
30
38
—
dB
869,00 ... 894,00 MHz
45
48
—
dB
954,00 ... 1570,00 MHz
30
36
—
dB
1570,00 ... 1698,00 MHz
40
50
—
dB
1698,00 ... 2547,00 MHz
30
38
—
dB
2547,00 ... 3000,00 MHz
20
27
—
dB
Characteristics ANT - RX
min.
typ.
max.
Center frequency
fc
—
881,50
—
MHz
Maximum insertion attenuation
α
max
869,00 ...
894,00 MHz
—
2,4
2,8
dB
Amplitude ripple (p-p)
∆α
869,00 ...
894,00 MHz
—
1,3
1,7
dB
Return loss
869,00 ...
894,00 MHz
810
—
dB
Attenuation
α
100,00 ...
804,00 MHz
35
43
—
dB
824,00 ...
849,00 MHz
54
59
—
dB
954,00 ... 1648,00 MHz
35
46
—
dB
1648,00 ... 1698,00 MHz
40
51
—
dB
1698,00 ... 2547,00 MHz
40
50
—
dB
2547,00 ... 3000,00 MHz
35
45
—
dB
TX band phase @ RX port reference plane
824,00 ... 849,00 MHz
130
—
230
degree



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