PASSBAND
(MHz)
fco, MHz
Nom.
STOP BAND (MHz)
(loss, dB)
VSWR
(:1)
NO. OF
SECTIONS
(loss < 1.3 dB) (loss 3 dB) F 20 30 FR 20 Stopband Passband
Max. Typ. Min. Typ. Typ. Typ. Typ.
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.)
* Passband rating, derate linearly to 4W at 100°C ambient.
Permanent damage may occur if any of these limits are exceeded.
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
50Ω DC to 800 MHz
Low Pass Filter LFCN-800+
LFCN-800
Maximum Ratings
Operating Temperature -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
REV. H
M121640
LFCN-800
ED-9913/1
AD/RS/CP/AM
090218
Features
• excellent power handling, 9W
• small size
• 5 sections
• temperature stable
Applications
• harmonic rejection
• VHF/UHF transmitters/receivers
• lab use
Ceramic
electrical schematictypical frequency response
ABCDEFG
.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)
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications.
CASE STYLE: FV1206
Model Price Qty.
LFCN-800+ $1.99 (10-49)
LFCN-800 $1.99 (10-49)
LFCN-800D+ $2.49 (10-49)
LFCN-800D $2.49 (10-49)
R F IN R F OUT
Electrical Specifications1 (TAMB=25°C)
20dB
3dB
40dB
AT TE NUAT ION
1dB
co
F F20
FREQUENCY
F R 20dB
Suggested L ayout,
Tolerance to be within
±
.002
PCB Land Pattern
Typical Performance Data at 25°C
LFCN-800
VSWR
1
10
100
1000
0 1000 2000 3000 4000 5000
FREQUENCY (MHz)
VSWR
Frequency
(MHz)
Insertion Loss
(dB)
VSWR
(:1)
10.00 0.06 1.01
100.00 0.14 1.07
800.00 0.85 1.41
990.00 3.87 4.47
1030.00 5.38 6.39
1330.00 20.50 39.49
1400.00 24.29 48.26
1500.00 30.05 52.65
1635.00 40.35 59.91
1785.00 52.35 66.82
2000.00 39.14 72.39
3000.00 31.57 86.86
3500.00 30.42 69.49
4500.00 27.52 62.05
5000.00 25.04 42.38