LowCoaxial Pass Filter
DC to 650 MHz (40 dB Isolation up to 20 GHz)
NEVWL! FX-650
Maximum Ratings
Operating Temperature
-55°C to 100°C
Storage Temperature
-55°C to 100°C
RF Power Input*
10W max. at 25°C
*Passband rating, derate linearly to 3.5W at 100°C ambient.
Outline Drawing
Features
• very good isolation, 40 dB up to 20 GHz
• 21 sections
• temperature stable LTCC internal structure
• patent pending
• re-entry frequency > 20 GHz
• rugged stainless steel unibody
Applications
• harmonic rejection
• transmitters/receivers
• lab use
• test instrumentation
CASE STYLE: FF1118
PRICE: $ 39.95 ea. QTY (1-9)
MODEL
NO.
VLFX-650
Low Pass Filter Electrical Specifications @ 25°C
PASSBAND
(MHz)
(Loss < 1.2dB)
Max.
DC-650
fco, MHz
Nom
(Loss 3 dB)
Typ
1025
STOPBAND (MHz)
(Loss, dB)
f20
Min.
f40
Typ.
1250
1450-20000
VSWR (:1)
Stopband
Typ.
10
Passband
Typ.
1.2
NO. OF
SECTIONS
21
Outline Dimensions
(inch
mm
)
B
.39
9.91
D
2.67
67.82
E
.312
7.92
wt.
grams
17.0
Functional Schematic
RF IN
RF OUT
Typical Frequency Response
Frequency
(MHz)
50
200
400
650
800
900
1050
1125
1200
1425
1575
2000
3000
5000
7500
10000
12500
15000
17500
20000
Typical Performance Data @ 25°C
Insertion Loss
(dB)
0.29
0.39
0.54
0.89
1.22
1.57
3.45
9.11
21.00
39.87
53.44
51.81
82.03
82.92
75.09
99.20
60.25
69.31
61.54
60.47
VSWR
(:1)
1.08
1.13
1.11
1.20
1.27
1.20
1.45
2.42
3.86
14.61
24.07
41.80
89.22
52.93
48.67
7.09
14.19
6.64
19.28
11.14
40 dB
20 dB
3 dB
1 dB
fco f20 f40
FREQUENCY
>20 GHz
VLFX-650
INSERTION LOSS
120
100
80
60
VLFX-650
VSWR
100
10
40
20
01
0
4000
8000
12000
16000
20000
0
4000
8000
12000
FREQUENCY (MHz)
FREQUENCY (MHz)
Mini-Circuits® INTERNET http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
Distribution Centers NORTH AMERICA 800-654-7949 • 417-335-5935 • Fax 417-335-5945 • EUROPE 44-1252-832600 • Fax 44-1252-837010
Mini-Circuits ISO 9001 & ISO 14001 Certified
16000
20000
REV. OR
M96318
VLFX-650
EDU-0399
ED-11930A/11
URJ/AD/CP
050119
