E-Series 75 Ohm Coupler -- 5 - 1000 MHz ELDC-20
M/A-COM Division of AMP Incorporated
s
North America: Tel. (800) 366-2266, Fax (800) 618-8883
s
Asia/Pacific: Tel.+85 2 2111 8088,
Fax +85 2 2111 8087
s
Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020
www.macom.com
AMP and Connecting at a Higher Level are trademarks.
Specifications subject to change without notice.
S 1344 F
Features
Coupling 20dB Typical
Surface Mount
Low Profile
Tape and Reel Packaging available
Description
M/A-COM's ELDC-20 is a high performance 75 Ohm Coupler,
in a SM-55 low cost, surface mount package. The ELDC-20 is
designed for use in high volume CATV applications. Typical
applications include Set-top Boxes, Network Interface Units,
Broadband Amplifiers and Headend equipment.
SM-55 Package
E-Series 75 Ohm Coupler
5 - 1000 MHz
Electrical Specifications @25C, Z
0
= 75 Ohms
Frequency Range 5 - 1000 MHz
Units
Nominal
Typical
Minimum
Maximum
Mainline Loss 5 - 50 MHz
50 - 870 MHz
870 - 1000 MHz
dB
dB
dB
--
--
--
0.6
0.45
0.6
--
--
--
0.7
0.65
0.7
Coupling 5 - 870 MHz
870 - 1000 MHz
dB
dB
20
20
--
--
--
--
0.8
1.0
Coupling Flatness
dB
--
--
--
0.5
Directivity 5 - 870 MHz
870 - 1000 MHz
dB
dB
--
--
14
9
10
7
--
--
Input Return Loss 5 - 50 MHz
50 - 1000 MHz
dB
dB
--
--
22
27
20
22
--
--
Output Return Loss 5 - 50 MHz
50 - 1000 MHz
dB
dB
--
--
22
28
20
22
--
--
Coupled Return Loss 5 - 50 MHz
50 - 1000 MHz
dB
dB
--
--
22
27
20
20
--
--
E-Series 75 Ohm Coupler -- 5 - 1000 MHz ELDC-20
M/A-COM Division of AMP Incorporated
s
North America: Tel. (800) 366-2266, Fax (800) 618-8883
s
Asia/Pacific: Tel.+85 2 2111 8088,
Fax +85 2 2111 8087
s
Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020
www.macom.com
AMP and Connecting at a Higher Level are trademarks.
Specifications subject to change without notice.
S 1344 F
Directivity
Coupling
Typical Performance @ 25C
Mainline Loss
Input Return Loss
Output Return Loss
Coupled Port Return Loss
Operating Characteristics
Function
Pin No.
Input
6
Output
1
Coupled
4
Isolated
3
Ground
5
Not Connected
2
Absolute Maximum Ratings
Parameter
Absolute Maximum
RF Power
250 mW
DC Current
30 mA
Pin Temperature (10 sec)
260C
Operating/Storage Temperature
-40C to +85C
-0.7
-0.6
-0.5
-0.4
-0.3
-0.2
-0.1
0.0
5.0
205.0
405.0
605.0
805.0
Frequency (MHz)
dB
-35.0
-33.0
-31.0
-29.0
-27.0
-25.0
-23.0
-21.0
5.0
205.0
405.0
605.0
805.0
Frequency (MHz)
dB
-35.0
-33.0
-31.0
-29.0
-27.0
-25.0
-23.0
-21.0
5.0
205.0
405.0
605.0
805.0
Frequency (MHz)
dB
-25.0
-24.0
-23.0
-22.0
-21.0
-20.0
-19.0
-18.0
-17.0
-16.0
-15.0
5.0
205.0
405.0
605.0
805.0
Frequency (MHz)
dB
-30.0
-25.0
-20.0
-15.0
-10.0
-5.0
0.0
5.0
205.0
405.0
605.0
805.0
Frequency (MHz)
dB
-35.0
-33.0
-31.0
-29.0
-27.0
-25.0
-23.0
-21.0
5.0
205.0
405.0
605.0
805.0
Frequency (MHz)
dB
5 200 400 600 800 1000
5 200 400 600 800 1000
5 200 400 600 800 1000
5 200 400 600 800 1000
5 200 400 600 800 1000
5 200 400 600 800 1000
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