SAW Components
Low-Loss Filter for Mobile Communication
Data Sheet
Characteristics
Operating temperature range :
Terminating source impedance:
Terminating load impedance:
B7740
1960,0 MHz
T
= 25 ˚C +/-2 ˚C
Z
S
= 50
Ω
Z
L
= 50
Ω
min.
typ.
1960,0
max.
—
MHz
Center frequency
Maximum insertion attenuation
1930,0...
1990,0 MHz
Amplitude ripple
(p-p)
1930,0...
1990,0 MHz
Attenuation
DC ...
1500,0..
1830,0..
2010,0...
2070,0...
2500,0...
3000,0...
4500,0...
5200,0...
Input vswr
1930,0...
Output vswr
1930,0...
f
C
α
max
—
—
∆α
—
α
2,8
3,2
dB
1,3
1,7
dB
1500,0
1830,0
1910,0
2070,0
2500,0
3000,0
4500,0
5200,0
6000,0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
28
25
12
12
21
24
28
26
24
31
29
14
14
23
28
35
32
30
—
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
dB
1990,0 MHz
---
2,2
2,3
1990,0 MHz
α
---
2,2
2,3
Tx band suppression
1830,0..
1910,0 MHz
12
14
—
dB
3
June 3, 2002