
Low Pass Filter Electrical Specifications
1
(T
AMB
=25°C)
Maximum Ratings
Operating Temperature
Features
excellent power handling, 9W
small size
5 sections
temperature stable
patent pending
-55°C to 100°C
Storage Temperature -55°C to 100°C
RF Power Input*
9W max. at 25°C
DC Current Input to Output
1A max. at 25°C
*Passband rating, derate linearly to 4W at 100°C ambient.
Applications
harmonic rejection
VHF/UHF transmitters/receivers
lab use
Outline Drawing
Pin Connections
RF IN
Outline Dimensions ( )
B
C
D
.063
.039
.020
1.60
0.99
0.51
K
L
M
.122
.024
.087
3.10
0.61
2.21
A
E
F
G
H
.126
3.20
.032
0.81
.009
0.23
.169
4.29
wt.
.087
2.21
J
N
P
.024
0.61
.012
0.30
.071 grams
1.80
.020
1**
RF OUT
3**
GROUND
2,4
**RF IN & RF OUT can be interchanged
Typical Performance Data at 25°C
Frequency
(MHz)
Insertion Loss
(dB)
VSWR
(:1)
Demo Board MCL P/N: TB-270
Suggested PCB Layout (PL-137)
10.00
258.75
507.50
756.25
1005.00
1253.75
1502.50
1751.25
2250.00
2500.00
2750.00
3000.00
4244.00
4422.00
4600.00
0.14
0.30
0.35
0.51
0.49
0.56
0.60
0.74
4.73
11.34
19.65
32.99
20.09
19.52
20.32
1.04
1.19
1.23
1.28
1.21
1.18
1.14
1.13
5.33
16.41
43.44
102.19
217.15
66.82
46.96
K2-LFCN
60
5 of each: LFCN-800,-900,-1000,-1200,-1325,-1700,
-2000,-2250,-2400,-5000,-6000,-6700
119.95
designers kit available
Kit
No.
No. of
Units in Kit
Description
Price $
per Kit
MODEL
NO.
PASSBAND
(MHz)
(loss < 1.5 dB)
Max.
VSWR (:1)
Stopband
Typ.
Passband
Typ.
NO. OF
SECTIONS
STOP BAND (MHz)
(loss, dB)
f 20
Min.
Typ.
fr 20
Typ.
30
fco, MHz
Nom.
(loss 3 dB)
Typ.
LFCN-2000
DC-2000
2275
3000
3100-3500
4600
20
1.3
5
LFCN-2000
VSWR
1
10
100
1000
0
1000
2000
3000
4000
5000
FREQUENCY (MHz)
V
LFCN-2000
INSERTION LOSS
0
5
10
15
20
25
30
35
40
0
1000
2000
FREQUENCY (MHz)
3000
4000
5000
I
fR 20 dB
20dB
3dB
1dB
40dB
A
FREQUENCY
f 20
f co
schematic
typical frequency response
1. For Applications requiring DC voltage to be applied to the Input or output, use LFCN-2000D (DC Resistance to
ground is 100 Mohms min.)
RF IN
RF OUT
DC to 2000 MHz
Low Pass Filter
Ceramic
INTERNET
http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
Distribution Centers
NORTH AMERICA 800-654-7949 417-335-5935 Fax 417-335-5945 E
UROPE 44-1252-832600
Fax 44-1252-837010
Mini-Circuits
ISO 9001 & ISO 14001
Certified
Mini-Circuits
LFCN-2000
REV. F
M96263
LFCN-2000
ED-9913/4
AD/RS/CP
050113
NEW!
Model
LFCN-2000
LFCN-2000D
Price
$1.99
$2.49
Qty.
(10-49)
(10-49)
CASE STYLE: FV1206