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Notes: 1. Performance and quality attributes and conditions not expressly stated in this specification sheet are intended to be excluded and do not form a part of this specification sheet. 2. Electrical specifications
and performance data contained herein are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions. 3. The parts covered by this specification sheet 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
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IF/RF MICROWAVE COMPONENTS
50
DC to 1575 MHz
Low Pass Filter
REV. D
M125148
LFCN-1575D+
ED-11960
AD/CP/AM
110413
Typical Performance Data at 25°C
LFCN-1575D+
INSERTION LOSS
0.0
10.0
20.0
30.0
40.0
50.0
60.0
0
1000
2000
3000
4000
5000
6000
7000
FREQUENCY (MHz)
INSERTION
LOSS
(dB)
Features
excellent power handling, 10W
small size
7 sections
temperature stable
LTCC construction
protected by U.S. Patent 6,943,646
Applications
harmonic rejection
VHF/UHF transmitters/receivers
lab use
Ceramic
LFCN-1575D+
VSWR
1.00
1.08
1.16
1.24
1.32
1.40
0
500
1000
1500
FREQUENCY (MHz)
VSWR
Frequency
(MHz)
Insertion Loss
(dB)
VSWR
(:1)
+ 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.
LFCN-1575D+
1. DC Resistance to ground is 100 Mohms min.
1.00
0.03
1.01
1000.00
0.38
1.16
1500.00
0.64
1.20
1575.00
0.71
1.21
1700.00
0.90
1.25
1725.00
0.95
1.26
1850.00
1.47
1.50
1900.00
1.94
1.74
1950.00
2.76
2.19
2000.00
4.23
3.00
2100.00
10.27
6.51
2200.00
20.83
11.17
3000.00
31.36
20.45
5000.00
44.43
35.46
7250.00
26.27
17.75
Parameter
F#
Frequency (MHz)
Min.
Typ.
Max.
Unit
Pass Band
Insertion Loss
DC-F1
DC-1575
—
1.0
dB
Freq. Cut-Off
F2
1825
—
3.0
—
dB
VSWR
DC-F1
DC-1575
—
1.2
—
:1
Stop Band
Rejection Loss
F3
2275
20
—
dB
F4-F5
2325-6800
—
40
—
dB
F6
7100
—
20
—
dB
VSWR
F3-F6
2275-7100
—
20
—
:1
Electrical Specifications1 at 25°C
CASE STYLE: FV1206
PRICE: $3.49 ea. QTY (20)
* Derate linearly to 3.5W at 100°C ambient.
Permanent damage may occur if any of these limits are exceeded.
Maximum Ratings
Operating Temperature
-55°C to 100°C
Storage Temperature
-55°C to 100°C
RF Power Input*
10W max. at 25°C
Max. DC Voltage at pins 1&3
25 VDC
DC Current Input to Output
0.5A max. at 25°C
Electrical Schematic
Typical Frequency Response
R F IN
R F OUT
20
3
40
ATTENUATION
(dB)
1
F2 F3
F1
DC
F4
F5
F6
FREQUENCY
RF IN
1
RF OUT
3
GROUND
2,4
Pin Connections
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
Demo Board MCL P/N: TB-270
Suggested PCB Layout (PL-137)
PCB Land Pattern
Suggested Layout,
Tolerance to be within ±.002