
PASSBAND
(MHz)
fco, MHz
Nom.
STOP BAND (MHz)
(loss, dB)
VSWR
(:1)
NO. OF
SECTIONS
(loss < 1 dB)
(loss 3 dB)
F 20
30
FR 20
Stopband
Passband
Max.
Typ.
Min.
Typ.
DC-2750
3150
4000
4150-6800
8400
20
1.2
7
1. For applications requiring DC voltage to be applied to the Input or output, use LFCN-2750D+ (DC Resistance to ground is 100 Mohms min.)
* Passband rating, derate linearly to 3.5W at 100°C ambient.
ISO 9001 ISO 14001 AS 9100 CERTIFIED
Mini-Circuits
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661 For detailed performance specs & shopping online see Mini-Circuits web site
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minicircuits.com
TM
IF/RF MICROWAVE COMPONENTS
NON-CATALOG
CASE STYLE: FV1206
Price: Contact Sales Dept.
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
The +Suffix has been added in order to identify RoHS
Compliance. See our web site for RoHS Compliance
methodologies and qualifications.
50
DC to 2750 MHz
Low Pass Filter
LFCN-2750TR5K+
Maximum Ratings
Operating Temperature
-55°C to 100°C
Storage Temperature
-55°C to 100°C
RF Power Input*
10W max. at 25°C
Electrical Specifications1 (T
AMB=25°C)
REV. OR
M121048
LFCN-2750TR5K+
ED-6783/4
RVN/AD/CP/AM
090129
Features
excellent power handling, 10W
small size
7 sections
temperature stable
protected by U.S. Patent 6,943,646
Applications
harmonic rejection
VHF/UHF transmitters/receivers
lab use
Ceramic
electrical schematic
typical frequency response
A
B
C
D
E
F
G
.126
.063
.037
.020
.032
.009
.169
3.20
1.60
0.94
0.51
0.81
0.23
4.29
H
J
K
L
M
N
P
wt
.087
.024
.122
.024
.087
.012
.071 grams
2.21
0.61
3.10
0.61
2.21
0.30
1.80
.020
Outline Dimensions (
)
inch
mm
Outline Drawing
RF IN
1**
RF OUT
3**
GROUND
2,4
Pin Connections
Demo Board MCL P/N: TB-270
Suggested PCB Layout (PL-137)
** RF IN & RF OUT can be interchanged
R F IN
R F OUT
1.00
0.08
1.02
500.00
0.18
1.04
1300.00
0.33
1.10
2100.00
0.51
1.25
2750.00
0.86
1.35
3150.00
2.97
2.69
3775.00
24.29
75.53
3900.00
30.94
72.39
4400.00
44.62
41.37
5600.00
36.47
56.04
6400.00
34.65
43.44
6800.00
30.90
33.42
7800.00
24.29
24.48
8400.00
20.96
22.29
9000.00
17.89
18.30
20dB
3dB
40dB
A
T
E
N
U
A
T
IO
N
1dB
co
F
F 20
F R E QUE NC Y
F R 20dB
Typical Performance Data at 25°C
LFCN-2750TR5K+
INSERTION LOSS
0
10
20
30
40
50
0
1500
3000
4500
6000
7500
9000
FREQUENCY (MHz)
IN
S
E
R
TI
O
N
LO
S
(d
B
)
LFCN-2750TR5K+
VSWR
1
10
100
1000
0
1500
3000
4500
6000
7500
9000
FREQUENCY (MHz)
V
S
W
R
Frequency
(MHz)
Insertion Loss
(dB)
VSWR
(:1)
This is LFCN-2750+
Reel Qty. 5000 pcs.