Coaxial
ZX30-20-4+
ZX30-20-4
Directional Coupler
50Ω
5 to 1000 MHz
Maximum Ratings
Operating Temperature Storage Temperature Features
• very flat coupling
• very broad, multi-octave
• all welded construction
• protected by U.S Patents 6,140,887 & 6,784,521
& 6,790,049
-40°C to 85°C
-55°C to 100°C
Permanent damage may occur if any of these limits are exceeded.
Coaxial Connections
CASE STYLE: FL905
ConnectorsModel
SMAZX30-20-4-S+
INPUT1
Applications
OUTPUT2
• VHF/UHF
COUPLED3
+RoHS Compliant
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications
• instrumentation
• communications receivers & transmitters
• cable tv
Directional Coupler Electrical Specifications (TAMB= 25°C)
FREQ.
(MHz)
Outline Drawing
COUPLING
(dB)
MAINLINE LOSS1
(dB)
L
M
DIRECTIVITY
(dB)
U
fL-fU
Nom.
Typ.
Flatness
Typ.
Max.
Typ.
Max.
5-1000
20.5±0.6
±0.5
0.3
0.5
0.35
0.6
L
Typ. Max.
0.6
VSWR POWER
(:1) INPUT, W
M
U
L
MU
Typ.
Min.
Typ.
Min.
Typ.
Min.
Typ.
Max. Max.
21
19
22
19
19
11
1.11
1.0
0.9
1.0
L = low range [fL to 10 fL]
M = mid range [10 fL to fU/2]
U= upper range [fU/2 to fU]
1. Mainline loss includes theoretical power loss at coupled port.
Typical Performance Data
Frequency
(MHz)
Mainline Loss
(dB)
In-Out
20.00
100.00
180.00
260.00
340.00
450.00
575.00
750.00
875.00
1000.00
B
.90
22.86
C
.54
13.72
D
.50
12.70
E
.04
1.02
F
.16
4.06
H
.37
9.40
J
---
K
.122
3.10
L
.496
12.60
M
.106
2.69
N
wt
.122 grams
3.10
20.0
20.09
20.12
20.16
20.17
20.18
20.20
20.29
20.46
20.63
20.85
Cpl
29.6533.25 27.81
29.9533.34 27.20
30.0332.96 25.43
30.0132.22 23.53
29.9531.83 21.53
30.1330.82 19.44
30.5930.09 17.36
32.6129.81 15.04
35.6928.84 13.69
41.42 27.44 12.56
at RF level of -10 dBm
60
COUPLING
50
0.8
DIRECTIVITY
40
30
0.4
20
10
0.0
0
0
200
400
600
FREQUENCY (MHz)
800
1000
60
0
200
400
600
FREQUENCY (MHz)
800
1000
Electrical Schematic
ZX30-20-4
RETURN LOSS
RETURN LOSS (dB)
Return Loss
(dB)
Out
ZX30-20-4
COUPLING & DIRECTIVITY
at RF level of -10 dBm
1.2
In
21.35
22.22
23.67
26.11
29.14
28.63
22.50
16.86
14.14
12.18
ZX30-20-4
MAINLINE LOSS
G
.29
7.37
MAINLINE LOSS (dB)
A
.74
18.80
0.29
0.29
0.32
0.33
0.34
0.36
0.41
0.46
0.51
0.56
Directivity
(dB)
COUPLING & DIRECTIVITY
(dB)
Outline Dimensions ( inch
mm )
Coupling
(dB)
In-Cpl
at RF level of -10 dBm
IN
50
OUT
CPL
40
30
20
10
0
200
400
600
FREQUENCY (MHz)
800
1000
Notes
A. Performance and quality attributes and conditions not expressly stated in this specification document are intended to be excluded and do not form a part of this specification document.
B. Electrical specifications and performance data contained in this specification document are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions.
C. The parts covered by this specification document are subject to Mini-Circuits standard limited warranty and terms and conditions (collectively, “Standard Terms”); Purchasers of this part are entitled
to the rights and benefits contained therein. For a full statement of the Standard Terms and the exclusive rights and remedies thereunder, please visit Mini-Circuits’ website at www.minicircuits.com/MCLStore/terms.jsp
Mini-Circuits
®
www.minicircuits.com P.O. Box 350166, Brooklyn, NY 11235-0003 (718) 934-4500 [email protected]
REV. H
M151107
ED-10213A/5
ZX30-20-4
WZ/TD/CP/AM
151007
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