
Filters for Communication Equipment
7
F
il
te
rs
fo
r
C
o
m
u
n
ic
a
ti
o
n
E
q
u
ip
m
e
n
t
292
!Note This catalog has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications
before ordering. Especially, please read rating and !CAUTION (for storage, operating, rating, soldering, mounting and handling) in them to prevent smoking and/or burning, etc.
You are able to read a detailed specifications in the website (http://search.murata.co.jp/) before to require our product specifications or to transact the approval sheet for product specifications.
o LFB31_SN Series (1206)
Directional
Input Mark
3.20
±0.15
1.2
±0.1
0.3
±0.2
0.65
±0.20
1.90
±0.15
0
.3
±0
.2
0
.5
0
±0
.1
5
1
.6
0
±0
.1
5
(1)
(2)
(3)
(4)
(in mm)
All the technical data and information contained herein are subject to
change without prior notice.
(1)(3) : GND
(2)
: OUT
(4)
: IN
Frequency Characteristics
0
10
20
30
40
50
60
70
0
10
20
30
40
50
60
70
3.0
8.0
13.0
Frequency Range (GHz)
A
tt
e
n
u
a
ti
o
n
(d
B
)
R
e
tu
rn
L
o
s
(d
B
)
Part Number
Nominal Center
Frequency (fo)
(MHz)
Bandwidth (BW)
(MHz)
Insertion Loss
in BW
(dB)
Attenuation (Absolute Value) I)
(dB)
Attenuation (Absolute Value) II)
(dB)
LFB315G82SN5-996
5820.0
fo
±30.0
2.0 max. (at 25
°C)
35.0 min. at 2000MHz
30.0 min. at 3000MHz
o LFB31_SP Series (1206)
(1)
(3)
(2)
(4)
3.20
±0.15
1.3
±0.1
Directional
Input Mark
0.25
±0.15
1.35
±0.20 0.50±0.15
1
.6
0
±0
.1
5
0
.9
5
±0
.1
5
0
.3
2
5
±0
.2
0
.2
5
±0
.1
5
(1) IN
(2) GND
(3) OUT
(4) GND
(in mm)
* All the technical data and Information contained herein are
subject to change without prior notice.
Frequency Characteristics
0
10
20
30
40
50
60
70
0
10
20
30
40
50
60
70
0
1.5
Frequency Range (GHz)
A
tt
e
n
u
a
ti
o
n
(d
B
)
R
e
tu
rn
L
o
s
(d
B
)
3.0
Part Number
Nominal Center
Frequency (fo)
(MHz)
Bandwidth (BW)
(MHz)
Insertion Loss
in BW
(dB)
Attenuation (Absolute Value) I)
(dB)
Attenuation (Absolute Value) II)
(dB)
LFB311G89SP1A542
1890.0
fo
±10.0
0.85 max. (at 25
°C)
29.0 min. at 1416.9~1436.9Hz
22.0 min. at 900MHz
LFB311G90SP1-798
1906.5
fo
±13.5
1.0 max. (at 25
°C)
38.0 min. at 1405~1440MHz
12.0 min. at 1649~1680MHz
LFB312G45SP1A502
2450.0
fo
±50.0
1.4 max. (at 25
°C)
20.0 min. at 902~928MHz
35.0 min. at 1500~1550MHz
o LFB32_SA Series (1210)
* Terminal of "NC" should not be connected to any pattern.
0.1 min
0.45
±0.15
0.5.5
±0.15
1.0
±0.2
1.75
±0.15
3.2
±0.2
0
.7
±0
.2
2
.5
±0
.2
0.3
±0.2
(1) : NC
(2) : GND
(3) : NC
(4) : OUT
(5) : NC
(6) : GND
(7) : NC
(8) : IN
(1)
(2)
(3)
(4)
(8)
(7)
(6)
(5)
(in mm)
Frequency Characteristics
R
e
tu
rn
L
o
s
(d
B
)
A
tt
e
n
u
a
ti
o
n
(d
B
)
70
60
50
40
30
20
10
0
320
820
1320
70
60
50
40
30
20
10
0
Frequency Range (MHz)
04.10.20