Low Pass Filter

Ceramic
LFCN-3800+
LFCN-3800
Low Pass Filter
50Ω
DC(1) to 3900 MHz
Maximum Ratings
Operating Temperature -55°C to 100°C
Storage Temperature -55°C to 100°C
RF Power Input* 8W max. at 25°C
DC Current Input to Output 0.5A max. at 25°C
* Passband rating, derate linearly to 3W at 100°C ambient.
Permanent damage may occur if any of these limits are exceeded.
Features
CASE STYLE: FV1206
• excellent power handling, 8W
• small size
• 7 sections
• temperature stable
• hermetically sealed
+RoHS Compliant
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications
• LTCC construction
• protected by U.S. Patent 6,943,646
Pin Connections
RF IN
1
RF OUT 3
GROUND2,4
Reel Size
7”
Applications
• harmonic rejection
• VHF/UHF transmitters/receivers
• lab use
Electrical Specifications(1,2) at 25°C
Parameter
Outline Drawing
(ON TOP)
and Reel
Available Tape cost
at no extra
Devices/Reel
20, 50, 100, 200, 500,1000, 3000
Pass Band
Stop Band
Insertion Loss
Freq. Cut-Off
VSWR
Rejection Loss
VSWR
(ON TOP)
F#
Frequency (MHz)
Min.
Typ.
Max.
Unit
DC-F1
F2
DC-F1
F3
F4-F5
F5-F6
DC-3900
4850
DC-3900
6000
5700-8300
8300-13000
—
—
—
20
—
—
—
3.0
1.3
—
30
20
1.5
—
—
—
—
—
dB
dB
:1
dB
dB
dB
F3-F6
6000-13000
—
17
—
:1
(1) In Application where DC voltage is present at either input or output ports, coupling capacitors are required.
(2) Measured on Mini-Circuits Characterization Test Board TB-270.
ATTENUATION (dB)
Typical Frequency Response
PCB Land Pattern
Electrical Schematic
R F IN
40
R F OUT
20
3
1
DC
F5
F1 F2 F3 F4
FREQUENCY
F6
Typical Performance Data at 25°C
Frequency
(MHz)
Suggested Layout,
Tolerance to be within ±.002
Outline Dimensions ( inch
mm )
A
.126
3.20
B
.063
1.60
C
.037
0.94
D
.020
0.51
E
.032
0.81
F
.009
0.23
G
.169
4.29
H
.087
2.21
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)
VSWR
(:1)
40
1550
3060
3900
4510
4760
4850
4930
5120
5380
0.06
0.27
0.48
0.66
0.95
1.03
1.07
1.25
1.34
1.11
1.93
2.76
3.84
7.65
15.30
1.95
2.60
3.48
7.05
14.15
5700
6000
8300
13000
20000
30.21
33.71
29.24
18.04
14.19
20.22
23.49
19.76
12.09
6.35
LFCN-3800
INSERTION LOSS
60
LFCN-3800
VSWR
100
50
40
VSWR
INSERTION LOSS (dB)
Insertion Loss
(dB)
30
10
20
10
1
0
0
4000
8000
12000
16000
20000
FREQUENCY (MHz)
0
4000
8000
12000
FREQUENCY (MHz)
Notes
A. Performance and quality attributes and conditions not expressly stated in this specification document are intended to be excluded and do not form a part of this specification document.
B. Electrical specifications and performance data contained in this specification document are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions.
C. The parts covered by this specification document are subject to Mini-Circuits standard limited warranty and terms and conditions (collectively, “Standard Terms”); Purchasers of this part are entitled
to the rights and benefits contained therein. For a full statement of the Standard Terms and the exclusive rights and remedies thereunder, please visit Mini-Circuits’ website at www.minicircuits.com/MCLStore/terms.jsp
Mini-Circuits
®
www.minicircuits.com P.O. Box 350166, Brooklyn, NY 11235-0003 (718) 934-4500 [email protected]
16000
20000
REV. D
M151107
LFCN-3800
EDR-7684/1A
RAV
150817
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