Coaxial
Low Pass Filter
BLP-300+
50Ω
DC to 270 MHz
Features
Maximum Ratings
Operating Temperature
-55°C to 100°C
-55°C to 100°C
0.5W max.
• rugged shielded case
CASE STYLE: FF55
Connectors Model
Storage Temperature
• other standard and custom BLP models available with
wide selection of fco
RF Power Input
Permanent damage may occur if any of these limits are exceeded.
BNC
BLP-300+
Applications
• test equipment
• lab use
+RoHS Compliant
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications
• video equipment
Low Pass Filter Electrical Specifications
PASSBAND
(MHz)
fco (MHz)
Nom.
STOPBAND
(MHz)
VSWR
(:1)
Passband
Typ.
Stopband
Typ.
Outline Drawing
(loss < 1 dB)
DC-270
(loss 3 dB)
297
(loss > 20 dB)
410-550
(loss > 40 dB)
550-1200
1.7
18
typical frequency response
electrical schematic
40 dB
R F IN
R F OUT
20 dB
3 dB
1 dB
DC
0.9
1
1.35
1.75
3
inch
FR E QUE NC Y / Fco
Outline Dimensions (
)
mm
Typical Performance Data
B
D
wt
Return Loss
(dB)
Frequency
(MHz)
Frequency
(MHz)
Insertion Loss
Group Delay
(nsec)
.54
2.59 grams
(dB)
13.72 65.79
40.0
_
σ
x
1.00
49.00
97.00
0.02
0.13
0.17
0.15
0.28
0.36
0.53
1.00
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.2
0.2
0.3
0.3
0.4
0.4
0.4
0.6
0.9
1.2
1.3
1.3
1.5
5.7
6.6
6.9
3.2
7.7
5.1
5.1
3.5
5.8
47.4
19.7
18.2
28.3
17.5
17.4
15.6
9.8
4.3
3.8
0.7
0.4
0.3
0.2
0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
1.00
49.00
97.00
2.37
2.20
2.29
2.76
2.82
3.42
4.45
5.14
5.33
5.24
5.08
4.75
3.64
2.79
2.49
1.91
1.79
1.15
0.98
0.88
0.70
1.16
0.43
2.11
0.67
0.65
0.63
0.61
0.59
0.58
145.00
193.00
241.00
270.00
280.00
297.00
300.00
340.00
360.00
380.00
400.00
410.00
450.00
490.00
520.00
530.00
540.00
550.00
700.00
864.00
960.00
1056.00
1110.00
1120.00
1140.00
1150.00
1200.00
145.00
193.00
241.00
270.00
275.00
280.00
290.00
297.00
300.00
320.00
340.00
350.00
360.00
380.00
400.00
410.00
450.00
480.00
490.00
500.00
520.00
530.00
540.00
550.00
700.00
800.00
864.00
2.83
3.29
11.27
15.31
19.09
22.62
24.31
30.64
36.51
40.88
42.34
43.72
45.07
66.82
71.78
76.06
70.05
73.87
72.31
76.33
72.33
77.29
RETURN LOSS
at RF level of 0 dBm
GROUP DELAY
INSERTION LOSS
50
at RF level of 0 dBm
at RF level of 0 dBm
10.0
8.0
6.0
4.0
2.0
0.0
100
80
60
40
20
0
40
30
20
10
0
1
10
100
FREQUENCY(MHz)
1000
10000
0
173
346
519
692
865
1
10
100
FREQUENCY(MHz)
1000
10000
FREQUENCY (MHz)
Notes
A. Performance and quality attributes and conditions not expressly stated in this specification document are intended to be excluded and do not form a part of this specification document.
B. Electrical specifications and performance data contained in this specification document are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions.
C. The parts covered by this specification document 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 Terms and the exclusive rights and remedies thereunder, please visit Mini-Circuits’ website at www.minicircuits.com/MCLStore/terms.jsp
®
REV. B
Mini-Circuits
M151107
BLP-300+
150609
www.minicircuits.com P.O. Box 350166, Brooklyn, NY 11235-0003 (718) 934-4500 sales@minicircuits.com
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