MACOM ELDC-10 Datasheet
E-Series 75 Ohm Coupler — 5 - 870 MHz ELDC-10
E-Series 75 Ohm Coupler
5 - 870 MHZ
Features
• Coupling +10db Typical
• Surface Mount
• Low Profile
• Excellent Return Loss
• Tape & Reel Packaging available
Description
M/A-COM’s ELDC-10 is a high performance 75 Ohm Coupler,
in a SM-55 low cost, surface mount package. The ELDC-10 is
designed for use in high volume CATV applications. Typical
applications include Settop Boxes, Network Interface Units, Line
Amplifiers and Headend equipment.
SM-55 Package
Electrical Specifications @25°C, Z0 = 75 Ohms
Frequency Range 5 - 870 MHz Units Nominal Typical Minimum Maximum
Mainline Loss 5 - 500 MHz
500 - 870 MHz
Coupling 5 - 870 MHz dB 10 — — ± 0.5
Coupling Flatness dB — — — 1.0
Directivity 5 - 500 MHz
500 - 870 MHz
Input Return Loss 5 - 870 MHz dB — 20 18 —
Output Return Loss 5 - 870 MHz dB — 20 18 —
Coupled Return Loss 5 - 870 MHz dB — 20 18 —
M/A-COM Division of AMP Incorporated ■ North America: Tel. (800) 366-2266, Fax (800) 618-8883 ■ Asia/Pacific: Tel.+85 2 2111 8088,
Fax +85 2 2111 8087 ■ 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.
dB
dB
dB
dB
—
—
—
—
0.9
1.0
23
21
—
—
20
17
1.3
1.5
—
—
S 1342 F
E-Series 75 Ohm Coupler — 5 - 870 MHz ELDC-10
Absolute Maximum Ratings
Parameter Absolute Maximum
RF Power 250 mW
DC Current 30 mA
Storage Temperature -55°C to +100°C
Operating Temperature -40°C to +70°C
Typical Performance @ +25°C
Mainline Loss
-0.7
-0.9
-1.1
-1.3
-1.5
dB
-1.7
-1.9
-2.1
-2.3
5
65
124
Spec
AVERAGE
184
244
304
363
423
483
Frequency (MHz)
542
602
662
721
781
841
901
960
Operating Characteristics
Function Pin No.
Input 6
Output 1
Coupled 4
External 75 Ohms 3
Ground 5
Not Connected 2
Input Return Loss
-16
-18
-20
-22
dB
-24
-26
-28
-30
5
65
124
SPEC
AVERAGE
184
244
304
363
423
483
Frequency (MHz)
542
602
662
721
781
841
901
960
dB
-9.0
-9.5
-10.0
-10.5
-11.0
-10
-12
-14
-16
dB
-18
-20
-22
-24
Coupling
5
65
124
Directivity
SPEC
AVERAGE
5
65
124
upper spec
lower sp e c
AVERAGE
184
244
184
244
304
363
423
Frequency (MHz)
304
363
423
483
Frequency (MHz)
483
542
542
602
602
662
662
721
721
781
781
841
841
901
901
960
960
Output Return Loss
-15
-20
-25
dB
-30
-35
5
55
105
SPEC
AVERAGE
154
204
254
304
353
Coupled Port Return Loss
-16
-18
-20
-22
dB
-24
-26
-28
-30
SPEC
AVERAGE
5
55
105
154
204
254
304
353
403
453
503
552
Frequency (MHz)
403
453
503
552
Frequency (MHz)
602
602
652
652
702
702
751
751
801
801
851
851
901
901
950
950
1000
1000
M/A-COM Division of AMP Incorporated ■ North America: Tel. (800) 366-2266, Fax (800) 618-8883 ■ Asia/Pacific: Tel.+85 2 2111 8088,
Fax +85 2 2111 8087 ■ 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 1342 F
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