Directional Coupler
50Ω
5 to 1200 MHz
-40°C to 85°C
-55°C to 100°C
Coaxial
ZX30-9-4+
Maximum Ratings
Operating Temperature
Storage Temperature
Features
Permanent damage may occur if any of these limits are exceeded.
Coaxial Connections
INPUT
OUTPUT
COUPLED
1
2
3
• very flat coupling
• very broad, multi-octave
• all welded construction
• protected by U.S Patents 6,140,887 & 6,784,521
& 6,790,049
• VHF/UHF
• communications receivers & transmitters
• cellular
• instrumentation
FREQ.
(MHz)
f
L
-f
U
5-1200
CASE STYLE: FL905
Connectors Model
SMA
ZX30-9-4-S+
Price
Qty.
$29.95 ea. (1-24)
Applications
+RoHS Compliant
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications
Directional Coupler Electrical Specifications (T
AMB
= 25°C)
Outline Drawing
COUPLING
(dB)
Nom.
8.9±0.5
Typ.
Flatness
±0.1
L
Typ.
1.1
Max.
1.4
Typ.
1.1
MAINLINE LOSS
1
(dB)
M
Max.
1.4
1.3
U
Typ. Max.
1.8
Typ.
21
L
Min.
19
DIRECTIVITY
(dB)
M
Typ.
20
Min.
15
Typ.
16
U
Min.
12
VSWR POWER
(:1)
INPUT, W
L
Typ.
1.2
0.5
MU
1.0
Max. Max.
L = low range [f
L
to 10 f
L
]
M = mid range [10 f
L
to f
U
/2]
U= upper range [f
U
/2 to f
U
]
1. Mainline loss includes theoretical power loss at coupled port.
Typical Performance Data
Frequency
(MHz)
5.00
50.00
100.00
200.00
400.00
600.00
800.00
1000.00
1100.00
1200.00
G
.29
7.37
MAINLINE LOSS (dB)
Mainline Loss
(dB)
In-Out
1.07
1.05
1.06
1.08
1.12
1.18
1.27
1.38
1.46
1.54
ZX30-9-4+
MAINLINE LOSS
Coupling
(dB)
In-Cpl
8.84
8.84
8.86
8.88
8.88
8.86
8.85
8.86
8.87
8.88
Directivity
(dB)
21.39
21.49
21.35
20.91
19.77
18.46
17.21
16.07
15.50
14.90
In
19.47
20.10
20.20
20.25
19.93
19.22
18.44
17.66
17.40
17.03
Return Loss
(dB)
Out
31.15
33.43
32.64
30.27
26.11
23.13
20.89
19.30
18.78
18.14
Cpl
19.43
20.04
19.97
19.49
17.56
15.39
13.50
11.99
11.37
10.77
Outline Dimensions (
inch
)
mm
A
.74
18.80
H
.37
9.40
B
.90
22.86
J
--
--
C
.54
13.72
K
.122
3.10
D
.50
12.70
L
.496
12.60
E
.04
1.02
M
.106
2.69
F
.16
4.06
ZX30-9-4+
COUPLING & DIRECTIVITY
50
COUPLING &
DIRECTIVITY (dB)
40
30
20
10
0
at RF level of -10
dBm
2.0
1.6
1.2
0.8
0.4
0.0
0
at RF level of -10 dBm
COUPLING
DIRECTIVITY
N
wt
.122 grams
3.10
20.0
200
400
600
800
FREQUENCY (MHz)
1000
1200
0
200
400
600
800
1000
1200
FREQUENCY (MHz)
ZX30-9-4+
RETURN LOSS
50
RETURN LOSS (dB)
40
30
20
10
0
200
400
600
800
FREQUENCY (MHz)
1000
1200
at RF level of -10 dBm
Electrical Schematic
CPL
IN
OUT
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
www.minicircuits.com
P.O. Box 35166, Brooklyn, NY 11235-0003 (718) 934-4500 sales@minicircuits.com
Mini-Circuits
®
REV. J
M119986
ED-10213A/1
ZX30-9-4+
WZ/TD/CP/AM
131015
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