Outline Drawing
Maximum Ratings
Outline Dimensions ( )
inch
mm
Typical Performance Data
Frequency
(MHz)
Insertion Loss
(dB)
Low Pass Filter Electrical Specifi cations
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
-40C to 85C
Storage Temperature
-55C to 100C
Power Input
0.5W max.
Applications
defense communications
receivers/transmitters
harmonic rejection of VCOs
Return Loss
(dB)
Frequency
(MHz)
Group Delay
(nsec)
_
x
Low Pass Filter
SCLF-45+
SCLF-45
REV. C
M98898
SCLF-45
060515
Surface Mount
50
DC to 45 MHz
PASSBAND
(MHz)
fco, (MHz)
Nom.
STOPBAND
(MHz)
VSWR
(:1)
(loss <1 dB)
(loss 3 dB)
(loss > 20 dB)
(loss > 40 dB)
Pass band
typ.
Stop band
typ.
DC-45
55
70-90
90-200
1.7
18
electrical schematic
2
4
6
8
1
3
5
7
A
N
M
G
J
P
B
C
D
G
E
F
H
J
K
A
B
C
D
E
F
G
0.75
0.38
0.28
0.01
0.05
0.02
0.2
19.05
9.65
7.11
0.25
1.27
0.51
5.08
H
J
K
M
N
P
wt
0.07
0.6
0.45
0.47
0.1
0.15
grams
1.91
15.24
11.43
11.94
2.54
3.81
1.60
SCLF-45
INSERTION LOSS
0
20
40
60
80
100
120
0
40
80
120
160
200
FREQUENCY(MHz)
INSERTION LOSS (dB)
at RF level of 0 dBm
Pin Connections
INPUT 1
OUTPUT 8
GROUND
2,3,4,5,6,7
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
The +Suffi x identifi es RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifi cations.
CASE STYLE: YY161
PRICE: $11.45 ea. QTY (1-9)
typical frequency response
40 dB
20 dB
3 dB
1 dB
FREQUENCY / Fco
A
T
TENU
A
T
ION, dB
DC 0.9 1 1.35 1.75 3
RF IN
RF OUT
Demo Board MCL P/N: TB-187
Suggested PCB Layout (PL-049)
Features
wide selection of cut-off frequencies
excellent rejection
custom models available
1.00 0.03
0.00
38.40
1.00
16.00
10.00
0.12
0.10
20.70 10.00 15.85
16.50
0.18
0.10
17.10 16.50 16.14
24.00 0.30
0.10
15.20
24.00
16.72
31.50 0.31
0.10
16.80
31.50
18.50
39.50 0.31
0.10
25.90
39.50
21.04
45.00
0.49
0.10
24.40 45.00 26.38
52.00 1.22
0.20
9.90
48.00
27.16
55.00 3.37
0.60
3.80
50.00
31.44
58.00 7.23
0.80
1.30
52.00
34.88
61.00 11.68
0.90
0.40
54.00
36.74
64.00 15.98
0.90
0.10
55.00
35.95
66.00
18.68
0.80
0.10 58.00 27.09
68.00
21.26
0.80
0.20 60.00 21.94
70.00
23.69
0.80
0.30 61.00 20.02
72.00 26.02
0.80
0.30
63.00
15.60
76.00 30.42
0.80
0.40
64.00
14.21
80.00 34.44
0.80
0.40
66.00
11.74
85.00 39.13
0.70
0.50
68.00
10.93
87.00 41.06
0.80
0.50
70.00
9.31
90.00 43.71
0.90
0.50
72.00
7.86
100.00 51.96
1.50
0.50
74.00
6.26
135.00 75.54
9.90
0.50
76.00
7.02
150.00 72.20
4.30
0.40
78.00
7.76
161.50 72.82
3.90
0.40
80.00
5.54
170.00 67.46
2.80
0.40
85.00
2.62
177.00 70.41
5.00
0.40
87.00
2.41
184.50 73.51
4.80
0.30
90.00
2.38
192.50 70.37
4.70
0.30
100.00
2.04
200.00 70.36
5.50
0.30
131.00
1.81
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