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Operating Temperature Storage Temperature

ZADC-20-18-75

Directional Coupler
Maximum Ratings
Operating Temperature Storage Temperature
Coaxial
ZADC-20-18-75
800 to 1750 MHz
-55°C to 100°C -55°C to 100°C
Features
Coaxial Connections
INPUT OUTPUT COUPLED
· wideband, 800 to 1750 MHz · excellent insertion loss, 0.4 dB typ. · excellent VSWR, 1.2:1 typ. · rugged shielded case
Applications
· catv · GPS / cellular · instrumentation
Directional Coupler Electrical Specifications Outline Drawing
FREQ. RANGE (MHz)
fL-fU 800-1750
COUPLING (dB)
MAINLINE LOSS1
DIRECTIVITY (dB)
VSWR (:1)
POWER INPUT (W)
Max. 1.0
Typ. Max. 0.4 0.9
Typ. 22
Min. 13
Typ. 1.2
1. Mainline loss includes theoretical power loss at coupled port.
Typical Performance Data
Frequency (MHz) 800.00 860.00 940.00 1040.00 1120.00 1220.00 1320.00 1435.00 1610.00 1750.00 Mainline Loss (dB) In-Out 0.39 0.39 0.40 0.42 0.44 0.48 0.52 0.57 0.63 0.70 Coupling (dB) In-Cpl 20.40 20.32 20.23 20.19 20.16 20.11 20.05 19.95 19.82 19.75 Directivity (dB) 16.42 17.06 18.28 20.17 22.38 26.29 29.14 24.27 18.04 15.32 In 24.06 22.94 21.68 21.34 22.08 23.42 24.76 25.05 22.84 20.01 Return Loss (dB) Out 24.43 23.93 23.71 24.73 25.68 25.91 26.25 26.85 31.24 24.63 Cpl 24.51 25.20 27.29 28.36 26.18 24.97 24.58 24.31 24.71 24.61
Outline Dimensions ( inch ) mm
A 2.00 50.80 H .39 9.91 B 2.00 50.80 J 1.00 25.40 C .75 19.05 K .50 12.70 D 1.00 25.40 L 1.00 25.40 E .25 6.35 F 1.500 38.10 G .125 3.18 wt grams 170.0
ZADC-20-18-75 MAINLINE LOSS
1.0 MAINLINE LOSS (dB) 0.8 0.6 0.4 0.2 0.0 800
at RF level of -10 dBm
ZADC-20-18-75 COUPLING & DIRECTIVITY
40 COUPLING & DIRECTIVITY (dB) 32 24 16 8 0 800
at RF level of -10 dBm
COUPLING
DIRECTIVITY
1180 1370 FREQUENCY (MHz)
ZADC-20-18-75 RETURN LOSS
50 RETURN LOSS (dB) 42 34 26 18 10 800
at RF level of -10 dBm
electrical schematic
INPUT OUTPUT
COUPLED
1180 1370 FREQUENCY (MHz)
Distribution Centers NORTH AMERICA 800-654-7949 · 417-335-5935 · Fax 417-335-5945 · EUROPE 44-1252-832600 · Fax 44-1252-837010
Mini-Circuits
INTERNET http://www.minicircuits.com P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
Mini-Circuits ISO 9001 & ISO 14001 Certified
REV. B M93848 ED-7273 / 1 ZADC-20-18-75 WZ / TD / CP 060727