MACOM ELDC-12LI Datasheet
E-Series 75 Ohm Coupler — 5 - 870 MHz ELDC-12LI
E-Series 75 Ohm Coupler
5 - 870 MHZ
Features
• Low Intermod Distortion
• Coupling 12db Typical
• Surface Mount
• Tape and Reel Packaging available
Description
M/A-COM’s ELDC-12LI is a high performance 75 Ohm
Coupler, in a SM-115 low cost, surface mount package. The
ELDC-12LI is specifically designed for extremely low intermod
distortion in CATV appliications.
Electrical Specifications @25°C
SM - 115
Frequency Range 5 - 870 MHz Units Nominal Typical Minimum Maximum
Mainline Loss 5 - 870 MHz
Coupling 5 - 870 MHz dB
Coupling Flatness dB — — — 1.0
Isolation 5 - 870 MHz
Input Return Loss 5 - 500 MHz
500 –670 MHz
670 - 870 MHz
Output Return Loss 5 - 550 MHz
550 - 750 MHz
750 –870 MHz
Coupled Return Loss 40 - 600 MHz
600 –870 MHz
Please Note that the photograph above indicates package shape only, unit may be wired differently.
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 — 28 23 —
dB
dB
dB
dB
dB
dB
dB
dB
— 1.8 — 2.2
12.4 —
—
—
—
—
—
—
—
—
30
25
18
26
20
16
25
20
—
25
20
13
20
15
12
20
15
± 0.5
S 1490C
—
—
—
—
—
—
—
—
E-Series 75 Ohm Coupler — 5 - 870 MHz ELDC-12LI
Operating Characteristics
Function Pin No.
Input 6
Output 1
Coupled 4
Ground 2
Not Connected 5
External 75 Ohms 3
Typical Performance @ 25°C
Mainline Loss
0.0
-0.5
-1.0
dB
-1.5
-2.0
-2.5
5.0 178.0 351.0 524.0 697.0 870.0
Frequency (MHz)
Absolute Maximum Ratings
Parameter Absolute Maximum
RF Power 250 mW
DC Current 30 mA
Pin Temperature (10 sec) 260°C
Operating/Storage Temperature -40°C to +85°C
Input Return Loss
0.0
-5.0
-10.0
-15.0
-20.0
dB
-25.0
-30.0
-35.0
-40.0
5.0 178.0 351.0 524.0 697.0 870.0
Frequency (MHz)
Coupling
-10.0
-10.5
-11.0
-11.5
-12.0
dB
-12.5
-13.0
-13.5
-14.0
5.0 178.0 351.0 524.0 697.0 870.0
Frequency (MHz)
Isolation
0.0
-5.0
-10.0
-15.0
-20.0
dB
-25.0
-30.0
-35.0
-40.0
-45.0
5.0 178.0 351.0 524.0 697.0 870.0
Frequency (MHz)
Output Return Loss
0.0
-5.0
-10.0
-15.0
-20.0
dB
-25.0
-30.0
-35.0
-40.0
5.0 178.0 351.0 524.0 697.0 870.0
Frequency (MHz)
Coupled Port Return Loss
0.0
-5.0
-10.0
-15.0
-20.0
dB
-25.0
-30.0
-35.0
-40.0
5.0 178.0 351.0 524.0 697.0 870.0
Frequency (MHz)
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 1490C
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