B4305 データシートの表示（PDF） - EPCOS AG
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B4305 Datasheet PDF : 8 Pages
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SAW Components
SAW Rx filter
Data sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
T = –20 to +75 ˚C
ZS = 50Ω
ZL = 150 Ω || 15 nH (balanced)
Center frequency
Maximum insertion attenuation
1930.0 ... 1990.0
Amplitude ripple (p-p)
1930.0 ... 1990.0
VSWR
1930.0 ... 1990.0
fC
αmax
MHz
∆α
MHz
MHz
min.
—
typ.
@ 25˚C
1960
max.
—
—
1.7
2.6
—
0.7
1.7
—
1.7
2.4
B4305
1960.00 MHz
MHz
dB
dB
CMRR (|S21-S31| / |S21+S31|)
1930.0 ... 1990.0 MHz
191)
26
—
dB
Attenuation
0.0 ... 1500.0
1500.0 ... 1830.0
1830.0 ... 1850.0
1850.0 ... 1890.0
1890.0 ... 1910.0
2010.0 ... 2070.0
2070.0 ... 2400.0
2400.0 ... 2500.0
2500.0 ... 3860.0
3860.0 ... 3980.0
3980.0 ... 5790.0
5790.0 ... 6000.0
α
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
40
44
—
dB
30
37
—
dB
26
32
—
dB
23
28
—
dB
11
18
—
dB
42)
14
—
dB
26
30
—
dB
34
40
—
dB
28
33
—
dB
40
49
—
dB
28
41
—
dB
34
42
—
dB
1) A CMRR of 19.6 dB corresponds to a phase imbalance of +10˚ together with an amplitude im-
balance of +1.0 dB.
2) 11.5dB at 25˚C
Please read cautions and warnings and
important notes at the end of this document.
3 April 5, 2011
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