Outline Drawing
Maximum Ratings
Outline Dimensions ( )
inch
mm
Typical Performance Data
Frequency
(MHz)
Insertion Loss
(dB)
electrical schematic
typical frequency response
Bandpass Filter Electrical Specifications
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
Mini-Circuits ISO 9001 & ISO 14001 Certified
Operating Temperature
-55C to 100C
Storage Temperature
-55C to 100C
RF Power Input
0.5W max.
Applications
harmonic rejection
lab use
Return Loss
(dB)
Frequency
(MHz)
Group Delay
(nsec)
_
x
Bandpass Filter
SIF-50
REV. OR
M97867
SIF-50
060309
Coaxial
50 Constant Impedance 41 to 58 MHz
INSERTION LOSS
0
10
20
30
40
50
0
88
176
264
352
440
FREQUENCY(MHz)
I
N
S
E
R
T
I
O
N
L
O
S
S
(
d
B
)
at RF level of 0 dBm
RETURN LOSS
0
20
40
60
80
100
0
88
176
264
352
440
FREQUENCY(MHz)
R
E
T
U
R
N
L
O
S
S
(
d
B
)
at RF level of 0 dBm
GROUP DELAY
0.0
2.0
4.0
6.0
8.0
10.0
0
70
140
210
280
350
FREQUENCY (MHz)
G
R
O
U
P
D
E
L
A
Y
(
n
s
e
c
)
at RF level of 0 dBm
MODEL
NO.
CENTER
FREQ.
(MHz)
PASSBAND
(MHz)
STOPBANDS
VSWR, 1.3:1 Typ.
TOTAL BAND
(MHz)
(loss<1 dB)
(loss > 10 dB)
at MHz
(loss > 20 dB)
at MHz
SIF-50
50
41-58
11.5 & 200
3.1 & 350
DC-440
1.0
33.62
0.2
56.3
3.1
1.540
1.4
30.60
0.2
53.5
3.2
2.572
1.8
28.39
0.2
51.1
5.9
3.434
2.3
26.60
0.2
49.3
8.7
3.800
2.7
25.16
0.2
47.6
11.4
3.893
3.1
23.91
0.2
46.4
11.6
3.910
4.0
21.72
0.3
43.9
18.2
4.448
9.0
14.63
0.2
35.6
24.4
5.257
11.5
12.44
0.2
33.2
31.1
6.290
20.0
7.25
0.2
28.5
32.2
6.428
23.7
5.61
0.2
27.1
41.0
7.293
27.3
4.18
0.2
26.3
41.7
7.342
31.0
2.95
0.2
26.2
43.9
7.325
41.0
0.70
0.1
29.3
46.2
7.197
45.5
0.28
0.1
30.2
48.7
6.905
50.0
0.21
0.1
30.0
51.3
6.571
53.0
0.34
0.1
29.3
53.1
6.309
77.0
3.12
0.1
23.2
55.9
5.874
80.0
3.52
0.1
23.1
57.9
5.441
120.0
7.84
0.1
25.4
58.9
5.242
160.0
10.99
0.2
27.0
77.6
2.769
200.0
13.61
0.2
27.5
117.5
1.114
250.0
16.51
0.2
28.8
119.5
1.093
316.7
20.38
0.4
29.6
160.3
0.679
350.0
22.46
0.4
29.7
200.7
0.525
390.0
25.29
0.6
29.5
246.9
0.414
402.5
26.25
0.7
29.5
251.2
0.408
415.0
27.29
0.8
29.3
298.5
0.306
Connectors Model
Price
Qty.
SMA
SIF-50
$38.95 ea. (1-9)
CASE STYLE: FF99
B
D
E
wt
.67
1.98
.312
grams
17.02
50.29
7.92
42.0
Features
low VSWR in pass- and stopbands, 1.3:1 typ
rugged shielded case
custom fo models available
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