B1626 Просмотр технического описания (PDF) - EPCOS AG
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B1626 Datasheet PDF : 9 Pages
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SAW Components
SAW RF low loss filter
Data Sheet
Characteristics
Temperature range for specification:
Terminating source impedance:
Terminating load impedance:
B1626
1790.48 MHz
T = –40 ˚C to +85 ˚C
ZS = 150 Ω and matching network
ZL = 150 Ω and matching network
Nominal frequency
fN
Maximum insertion attenuation
αmax
1770.48 ... 1810.48 MHz
min.
—
typ.
@ 25 ˚C
1790.48
—
4.2
Pass bandwidth
αrel< 1.5dB
Β1.5dΒ
—
Amplitude ripple (p-p)
∆α
1770.48 ... 1810.48 MHz
—
57.0
0.8
Group delay ripple (p-p)
∆τ
1770.48 ... 1810.48 MHz
—
8.0
Deviation from linear phase (rms)
in any 30MHz band
∆τ
1770.48 ... 1810.48 MHz
—
1.5
Relative attenuation (relative to αmax) α
50.0 ... 1708.42 MHz
1872.54 ... 1900.00 MHz
1900.00 ... 2000.00 MHz
2000.00 ... 6000.00 MHz
45.0
50.0
37.0
46.0
45.0
56.0
20.0
—
Matching network (element values depend on PCB layout)
max.
—
MHz
5.5 dB
—
MHz
1.5 dB
20.0 ns
3.5
— dB
— dB
—
—
Cs1
Lp1
Cs1
Cs1
Lp1 = 22 nH
Cs1 = 5.6 pF
Lp1
Cs1
Please read cautions and warnings and
important notes at the end of this document.
4 April 30, 2007
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