LFB312G45SG7A572 Murata, LFB312G45SG7A572 Datasheet - Page 2
![Signal Conditioning 2.45GHz LC Filter](/photos/40/85/408563/sg20_ph4_sml.jpg)
LFB312G45SG7A572
Manufacturer Part Number
LFB312G45SG7A572
Description
Signal Conditioning 2.45GHz LC Filter
Manufacturer
Murata
Datasheet
1.LFB312G45SG7A572.pdf
(12 pages)
Specifications of LFB312G45SG7A572
Rad Hardened
No
Product
Band Pass Filters
Impedance
50 Ohms
Operating Temperature Range
- 40 C to + 85 C
Lead Free Status / RoHS Status
Compliant
!Note
• This PDF catalog is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’s specifications are subject to change or our products in it may be discontinued without advance notice. Please check with our
• This PDF 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.
sales representatives or product engineers before ordering.
o
o
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LFB21(0805)_CG Series
LFB21(0805)_SG Series
LFB21_CG Series
LFB21_SG Series
Part Number
Part Number
(4)
Nominal Center
Nominal Center
Frequency (fo)
Frequency (fo)
A : Directional Input Mark
All the technical data and information contained
herein are subject to change without prior notice.
Directional Input Mark
A
0.20 0.15
(4)
<Top View>
2450.00
2450.00
2450.00
1906.5
(MHz)
(MHz)
2450
2450
2450
2450
2495
3600
5125
5125
(1)
(3)
2.00 0.15
1.6
(1)
(3)
+0.10
-0.15
(2)
0.40 0.10
(2)
Bandwidth (BW)
Bandwidth (BW)
0.3
+0.1
-0.2
0.30 0.10
fo 50.00
fo 50.00
fo 50.00
fo 13.5
fo 195
fo 300
fo 225
fo 225
2.00 0.15
(MHz)
(MHz)
fo 50
fo 50
fo 50
fo 50
<Bottom View>
Filters for Communication Equipment
(1)(3) : GND
(2) : OUT
(4) : IN
0.30 0.10
(2)(4)
(1)
(3)
0.95 0.10
: IN
: GND
: OUT
Insertion Loss
Insertion Loss
(in mm)
(in mm)
0.90 max.
1.00 max.
2.50 max.
(at 25 C)
(at 25 C)
(at 25 C)
(at 25 C)
(at 25 C)
(at 25 C)
(at 25 C)
(at 25 C)
(at 25 C)
(at 25 C)
(at 25 C)
(at 25 C)
3.0 max.
1.5 max.
2.7 max.
1.4 max.
2.6 max.
2.4 max.
1.5 max.
1.5 max.
1.5 max.
in BW
in BW
(dB)
(dB)
at 1660.5~1686.3MHz
(Absolute Value) I)
(Absolute Value) I)
at 1200~1300MHz
at 880~1710MHz
at 824~960MHz
at 824~849MHz
at 824~915MHz
at 824~960MHz
at 880~960MHz
at 824~960MHz
at 824~960MHz
at 4200MHz
at 4250MHz
Attenuation
Attenuation
9.0 min.
28 min.
28 min.
30 min.
20 min.
25 min.
20 min.
30 min.
40 min.
30 min.
32 min.
25 min.
-20.00
-40.00
-60.00
-80.00
(dB)
(dB)
-10
-20
-30
-40
-50
-60
-70
0.00
1.00
0
0.50
Return Loss
Return Loss
1.50
Frequency Characteristics
Frequency Characteristics
1.00
Insertion Loss
Insertion Loss
2.00
at 2126.8~2152.6MHz
(Absolute Value) II)
(Absolute Value) II)
at 1710~1910MHz
at 1920~1990MHz
at 1920~1980MHz
at 1710~1990MHz
at 1710~1910MHz
at 1710~1990MHz
at 1710~1990MHz
at 1710~1990MHz
Frequency (GHz)
at 2x(fo 225)MHz
Frequency (GHz)
1.50
at 2000MHz
at 5900MHz
Attenuation
Attenuation
2.50
10.0 min.
9.5 min.
15 min.
17 min.
32 min.
11 min.
30 min.
30 min.
38 min.
24 min.
17 min.
9 min.
(dB)
(dB)
Continued on the following page.
2.00
3.00
2.50
3.50
4.00
Application
Application
3.00
WLAN/BT
WLAN/BT
WLAN/BT
WLAN/BT
WLAN/BT
WLAN/BT
WLAN/BT
WLAN/BT
WLAN/BT
WIMAX
WIMAX
PHS
10.12.17
7