Document
Broadband CATV Diplexer 5 – 870 MHz
Features • 75 ohm • Plug-in unit • Excellent temperature stability • Excellent repeatability
V 2
Description M/A-COM’s MAFLES0118 is a low cost, plug-in diplex filter unit designed for CATV node and line amplifier applications. The technology in use in this design is patent pending.
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Electrical Specifications @ 25°C, 75 ohm
Parameter Frequency Range
1
Test Conditions 5-42 / 53-870MHz
Units
Min.
Typ.
Max.
Insertion Loss
5-42 MHz 53-870 MHz
dB
1.0 1.0
1.1 1.1
Isolation
5-42 MHz 43-52 MHz 53 -870 MHz
dB
50 30 45
55 34 50
Input Port Return Loss
5-42 MHz 53-870 MHz
dB
20 20
24 24
1 Flatness is included in the insertion loss measurement
M/A-COM Inc. and it’s affiliates reserve the right to make changes to the product(s) or information contained herein without notice Visit www.macom.com for additional data sheets and product information
n North America: Tel. (800) 366-266, Fax (800) 618-8883 n Asia/Pacific: Tel.+ 81-44-844-8296, Fax+81-44-844-8298 n Europe: Tel. +44(1908) 574 200, Fax +44(1908) 574 300 1
Broadband CATV Diplexer
Typical Performance @ +25° C
MAFLES0118
Input Return Loss
5.0 0.0 -5.0 -10.0 -15.0
Isolation
0.0 -10.0 -20.0 -30.0
dB
-20.0 -25.0 -30.0 -35.0 -40.0 -45.0 1.0 10.0 100.0 1000.0
dB
-40.0 -50.0 -60.0 -70.0 -80.0 -90.0 1.0 10.0 100.0 1000.0
Frequency (MHz)
Frequency (MHz)
High Pass Filter Insertion Loss
0.0 -10.0 -20.0 -30.0
Low Pass Filter Insertion Loss
0.0 -10.0 -20.0 -30.0 -40.0 -50.0 -60.0 -70.0 -80.0 -90.0
dB
-40.0 -50.0 -60.0 -70.0 -80.0 -90.0 1.0 10.0 100.0 1000.0
dB
1.0
10.0
100.0
1000.0
Frequency (MHz)
Frequency (MHz)
Absolute Maximum Ratings 2
Absolute Maximum RF Power DC Current Operating/Storage Temperature 250 mW 30 mA -40° C to +85° C
2 Exceeding one or a combination of these settings may cause permanent damage to the unit
M/A-COM Inc. and it’s affiliates reserve the right to make changes to the product(s) or information contained herein without notice Visit www.macom.com for additional data sheets and product information
n North America: Tel. (800) 366-266, Fax (800) 618-8883 n Asia/Pacific: Tel.+ 81-44-844-8296, Fax+81-44-844-8298 n Europe: Tel. +44(1908) 574 200, Fax +44(1908) 574 300 2
Broadband CATV Diplexer
Functional Schematic
MAFLES0118
SM-145 Case Style
Pin Configuration
Pin No. Function Common Port Low Pass Port High Pass Port Ground Not Connected Additional Specifications 6 7 5 1-4, 8-12 Group Delay (nSec) TYP MAX 15ns 18ns
38.5-40 MHz
55.25 – 58.75 MHz
15ns
18ns
M/A-COM Inc. and it’s affiliates reserve the right to make changes to the product(s) or information contained herein without notice Visit www.macom.com for additional data sheets and product information
n North America: Tel. (800) 366-266, Fax (800) 618-8883 n Asia/Pacific: Tel.+ 81-44-844-8296, Fax+81-44-844-8298 n Europe: Tel. +44(1908) 574 200, Fax +44(1908) 574 300 3
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