Ceramic
Low Pass Filter
DC to 630 MHz
Maximum Ratings
Operating Temperature
Storage Temperature
RF Power Input*
DC Current Input to Output
-55°C to 100°C
-55°C to 100°C
8.5W max. at 25°C
0.5A max. at 25°C
EW!
N
LFCN-630
Features
•
•
•
•
•
excellent power handling, 8.5W
small size
7 sections
temperature stable
patent pending
CASE STYLE: FV1206
Model
LFCN-630
LFCN-630D
Price
$2.99
$3.49
Qty.
(10-49)
(10-49)
*Passband rating, derate linearly to 3.5W at 100°C ambient.
Applications
•
•
•
•
harmonic rejection
VHF/UHF transmitters/receivers
RF suppresion for DC lines on PCB
anti-aliasing for A/D converter
Pin Connections
RF IN
RF OUT
GROUND
**RF IN & RF OUT can be interchanged
1**
3**
2,4
Low Pass Filter Electrical Specifications
1
(T
AMB
=25°C)
MODEL
NO.
PASSBAND
(MHz)
(loss < 1 dB)
Max.
LFCN-630
DC-630
Outline Drawing
fco, MHz
Nom.
(loss 3 dB)
Typ.
830
STOP BAND (MHz)
(loss, dB)
f 20
Min.
1000
40
Typ.
1050-3500
fr 20
Typ.
6000
VSWR (:1)
Stopband
Typ.
20
Passband
Typ.
1.2
NO. OF
SECTIONS
7
1. For Applications requiring DC voltage to be applied to the Input or output, use LFCN-630D (DC Resistance to
ground is 100 Mohms min.)
typical frequency response
RF IN
ATTENUATION (dB)
40dB
20dB
schematic
RF OUT
3dB
1dB
f co f 20
FREQUENCY
fR 20 dB
Typical Performance Data at 25°C
Frequency
(MHz)
1.00
100.00
250.00
400.00
630.00
700.00
830.00
980.00
1020.00
2000.00
3500.00
4500.00
5000.00
5500.00
6000.00
LFCN-630
INSERTION LOSS
60
50
40
30
20
10
0
0
1000
2000
3000
4000
5000
6000
FREQUENCY (MHz)
1
0
1000
2000
3000
4000
5000
6000
FREQUENCY (MHz)
VSWR
Insertion Loss
(dB)
0.05
0.18
0.33
0.48
0.88
1.16
2.99
29.14
41.38
47.29
43.24
29.47
26.58
22.87
21.45
LFCN-630
VSWR
100
VSWR
(:1)
1.01
1.04
1.09
1.10
1.16
1.29
1.73
15.39
17.75
38.61
44.55
36.97
28.49
25.19
21.20
Outline Dimensions (
inch
)
mm
A
.126
3.20
J
.024
0.61
B
.063
1.60
K
.122
3.10
C
.039
0.99
L
.024
0.61
D
.020
0.51
M
.087
2.21
E
.032
0.81
N
.012
0.30
F
.009
0.23
G
.169
4.29
H
.087
2.21
P
wt.
.071 grams
1.80
.020
Demo Board MCL P/N: TB-270
Suggested PCB Layout (PL-137)
INSERTION LOSS (dB)
10
designers kit available
Kit
No.
K1-LFCN
No. of
Units in Kit
35
Description
Price $
per Kit
5 of each: LFCN-225, -320, -400, -490, -530, -575, -630 99.95
REV. B
M96263
LFCN-630
EDR-6588/7
RVN/AD/CP
050113
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®
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