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B3894 Datasheet(PDF) 3 Page - EPCOS

Part No. B3894
Description  SAW Components Low Loss Filter for Mobile Communication 210,00 MHz
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Maker  EPCOS [EPCOS]
Homepage  http://www.epcos.com
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B3894 Datasheet(HTML) 3 Page - EPCOS

   
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Apr 05, 2004
SAW Components
B3894
210,00 MHz
Low Loss Filter for Mobile Communication
Data Sheet
Characteristics single-ended/balanced
Operating temperature:
T
=
-30 ˚C ... +80 ˚C
Terminating source impedance:
ZS = 1000 Ω || 70 nH
Terminating load impedance:
ZL = 400 Ω || 60 nH
1) Temperature dependence of fc: fc(T) = fc(T0)(1 + TCf(T – T0)2)
min.
typ.
max.
Nominal frequency
fN
210,00
MHz
Insertion attenuation at fN
α
fN
8,5
10,0
dB
(including loss in matching network without loss
in baluns)
Amplitude ripple (p-p)
∆α
fN – 0,30 ... fN + 0,30
MHz
0,6
1,2
dB
Phase linearity
∆φ
(rms deviation)
fN – 0,63 ... fN + 0,63
MHz
2,5
3,5
˚
Relative attenuation (relative to
α
fN)
α
rel
fN – 0,63 ... fN + 0,63
MHz
3,5
5,0
dB
fN – 100,0 ... fN – 50,0
MHz
60,0
80,0
dB
fN – 50,0 ... fN – 30,0
MHz
50,0
65,0
dB
fN – 30,0 ... fN – 10,0
MHz
40,0
55,0
dB
fN – 10,0 ... fN – 1,25
MHz
35,0
38,0
dB
fN – 1,25 MHz
37,0
41,0
dB
fN + 1,25 MHz
37,0
41,0
dB
fN + 1,25 ... fN + 10,0
MHz
35,0
41,0
dB
fN + 10,0 ... fN + 30,0
MHz
40,0
55,0
dB
fN + 30,0 ... fN + 50,0
MHz
50,0
60,0
dB
fN + 50,0 ... fN+100,0
MHz
60,0
70,0
dB
Temperature coefficient of frequency 1)
TCf
–0,036
ppm/K2
Frequency inversion point
T0
—30
˚C


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