Ceramic
Low Pass Filter
DC to 800 MHz
LFCN-800
Maximum Ratings
OperatingTemperature
StorageTemperature
RF Power Input*
Features
• excellent power handling, 9W
• small size
-55°C to 100°C
-55°C to 100°C
CASESTYLE:FV1206
• 5 sections
• temperature stable
• patent pending
9W max. at 25°C
Model
Price
Qty.
(10-49)
(10-49)
LFCN-800
LFCN-800D
$1.99
$2.49
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
Pin Connections
RF IN
1**
RF OUT
3**
2,4
Low Pass Filter Electrical Specifications1 (TAMB=25°C)
GROUND
**RF IN & RF OUT can be interchanged
PASSBAND
(MHz)
(loss < 1.3 dB)
fco, MHz
Nom.
(loss 3 dB)
STOP BAND (MHz)
(loss, dB)
VSWR (:1)
NO. OF
SECTIONS
MODEL
NO.
Outline Drawing
f 20
30
fr 20
Stopband Passband
Typ.
Min.
Typ.
Typ.
Typ.
Typ.
Max.
LFCN-800
DC-800
990
1400
1500-2000
4500
20
1.2
5
1. For Applications requiring DC voltage to be applied to the Input or output, use LFCN-800D (DC Resistance to
ground is 100 Mohms min.)
schematic
typical frequency response
40dB
20dB
RF OUT
RF IN
3dB
1dB
f co
f 20
fR 20 dB
FREQUENCY
Typical Performance Data at 25°C
Frequency
(MHz)
InsertionLoss
(dB)
VSWR
(:1)
10.00
100.00
0.06
0.15
1.01
1.09
250.00
0.27
1.20
500.00
0.43
1.18
800.00
0.76
1.23
990.00
2.90
3.27
inch
Outline Dimensions (
)
G
mm
1400.00
2000.00
2400.00
2800.00
3000.00
3600.00
4500.00
5000.00
23.15
30.97
26.74
25.03
24.60
22.47
19.54
19.11
42.47
67.92
94.43
117.13
157.82
165.36
108.74
86.49
A
.126
3.20
B
.063
1.60
C
.039
0.99
D
.020
0.51
E
.032
0.81
F
.009
0.23
H
.087
2.21
.169
4.29
J
.024
0.61
K
.122
3.10
L
.024
0.61
M
.087
2.21
N
.012
0.30
P
wt.
.071 grams
1.80 .020
Demo Board MCL P/N: TB-270
Suggested PCB Layout (PL-137)
LFCN-800
INSERTION LOSS
LFCN-800
VSWR
40
35
30
25
20
15
10
5
1000
100
10
0
1
0
1000
2000
3000
4000
5000
0
1000
2000
3000
4000
5000
FREQUENCY (MHz)
FREQUENCY (MHz)
designers kit available
Kit
No.
K2-LFCN
No. of
Units in Kit
60
Price $
per Kit
119.95
Description
5 of each: LFCN-800,-900,-1000,-1200,-1325,-1700,
-2000,-2250,-2400,-5000,-6000,-6700
®
INTERNET http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
REV.
M96263
ED-9913/1
LFCN-800
AD/RS/CP
050113
E
Mini-Circuits
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