Low Pass Filter
50Ω
DC to 400 MHz
-55°C to 100°C
-55°C to 100°C
0.5W max.
Coaxial
BLP-450+
Maximum Ratings
Operating Temperature
Storage Temperature
RF Power Input
Features
• rugged shielded case
CASE STYLE: FF55
• other standard and custom BLP models available with
Connectors Model
Price
wide selection of fco
BNC
BLP-450+
Permanent damage may occur if any of these limits are exceeded.
Qty.
$32.95 ea. (1-9)
Applications
• test equipment
• lab use
• video equipment
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
The +Suffix has been added in order to identify RoHS
Compliance. See our web site for RoHS Compliance
methodologies and qualifications.
Low Pass Filter Electrical Specifications
PASSBAND
(MHz)
fco (MHz)
Nom.
(loss 3 dB)
440
STOPBAND
(MHz)
(loss > 20 dB)
580-750
(loss > 40 dB)
750-1800
Passband
Typ.
1.7
VSWR
(:1)
Stopband
Typ.
18
Outline Drawing
(loss < 1 dB)
DC-400
typical frequency response
40 dB
AT T E NUAT ION, dB
electrical schematic
R F IN
R F OUT
20 dB
3 dB
1 dB
DC
0.9
1
1.35
1.75
3
Outline Dimensions (
B
D
wt
.54
2.59 grams
13.72 65.79
40.0
inch
mm
)
Frequency
(MHz)
10.00
80.00
147.50
217.50
285.00
355.00
400.00
420.00
440.00
545.00
555.00
565.00
570.00
575.00
580.00
590.00
620.00
680.00
700.00
720.06
750.00
975.00
1112.50
1250.00
1387.50
1525.00
1592.50
1662.50
1730.00
1800.00
F R E QUE NC Y / F co
Typical Performance Data
Insertion Loss
(dB)
_
x
σ
0.02
0.06
0.10
0.19
0.25
0.46
0.63
1.01
2.84
26.52
28.57
30.55
31.51
32.52
33.47
35.44
40.86
51.19
54.79
57.91
62.99
69.53
78.46
68.87
69.76
70.50
68.09
71.23
72.22
67.80
RETURN LOSS
Return Loss
(dB)
42.4
33.6
28.3
21.0
21.4
16.3
18.0
12.8
5.2
0.4
0.3
0.3
0.3
0.3
0.3
0.3
0.2
0.2
0.1
0.1
0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
10.0
GROUP DELAY (nsec)
Frequency
(MHz)
10.00
80.00
147.50
217.50
285.00
355.00
400.00
410.00
420.00
430.00
440.00
545.00
550.00
555.00
560.00
565.00
570.00
575.00
580.00
590.00
600.00
620.00
640.00
680.00
700.00
720.00
750.00
975.00
1042.50
1112.50
at RF level of 0 dBm
Group Delay
(nsec)
1.96
2.10
2.16
2.27
2.60
3.25
4.26
4.76
5.32
5.87
5.99
1.52
1.28
1.45
1.42
1.12
0.88
1.20
1.11
1.48
1.67
0.93
1.24
0.64
0.62
0.59
0.58
0.56
0.53
0.52
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.2
0.9
0.9
1.0
1.0
1.0
1.0
1.0
1.1
1.6
1.8
1.2
2.7
2.1
9.9
2.9
8.2
5.6
0.9
4.9
6.0
4.1
100
INSERTION LOSS (dB)
80
60
40
20
0
at RF level of 0 dBm
INSERTION LOSS
50
RETURN LOSS (dB)
40
30
20
10
0
at RF level of 0 dBm
GROUP DELAY
8.0
6.0
4.0
2.0
0.0
0
360
720
1080
FREQUENCY(MHz)
1440
1800
0
360
720
1080
FREQUENCY(MHz)
1440
1800
0
210
420
630
FREQUENCY (MHz)
840
1050
ISO 9001 ISO 14001 AS 9100
CERTIFIED
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
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REV. A
M108294
BLP-450+
090818
Notes: 1.
Performance and quality attributes and conditions not expressly stated in this specification sheet are intended to be excluded and do not form a part of this specification sheet.
2.
Electrical specifications
and performance data contained herein are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions.
3.
The parts covered by this specification sheet 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.
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