SAW Components
SAW filter
Data sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
B4124
942.5 MHz
T
= -30 to + 80 ˚C
Z
S
= 50
Ω
Z
L
= 50
Ω
min.
typ.
942,5
3,2
max.
—
4,5
MHz
dB
Center frequency
Maximum insertion attenuation
925,0 ... 960,0
Amplitude ripple
(p-p)
925,0 ... 960,0
Input VSWR
925,0 ... 960,0
Output VSWR
925,0 ... 960,0
Attenuation
0,0
800,0
880,0
905,0
980,0
980,0
980,0
982,0
1005,0
1025,0
1760,0
1800,0
2000,0
2500,0
3120,0
4000,0
... 800,0
... 880,0
... 905,0
... 915,0
...1005,0
...1005,0
... 982,0
...1005,0
...1025,0
...1760,0
... 1800,0
... 2000,0
... 2500,0
... 3120,0
... 4000,0
... 6000,0
f
C
α
max
MHz
∆α
MHz
—
—
—
1,5
2,8
dB
MHz
—
2,3
2,5
MHz
α
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
—
2,3
2,5
50
40
35
15
20
23
20
23
30
40
30
33
30
20
18
—
60
52
45
28
23
27
23
27
42
50
40
40
40
27
25
8
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
1)
2)
Input reflection coefficient
@1842,5 MHz
Phase
1)
2)
-150
-140
-130
˚
Specification valid for T < 25˚ C
Specification valid for T >= 25˚ C
Please read
cautions and warnings and
important notes
at the end of this document.
5
March 15, 2010
EPCOS [ EPCOS ]
