Coaxial
Directional Coupler
ZX30-17-5
50Ω
5 to 2000 MHz
Maximum Ratings
Operating Temperature
Storage Temperature
Features
• very flat coupling
-40°C to 85°C
-55°C to 100°C
• very broad, multi-octave
• allweldedconstruction
• protected by U.S. Patent 6140887 & 6784531
CASE STYLE: FL905
CONNECTORS: SMA
PRICE: $29.95 ea. QTY (1-24)
Coaxial Connections
PORT
db
1
INPUT
Applications
• cable tv
• instrumentation
OUTPUT
COUPLED
2
3
• communication receivers & transmitters
• gps
Directional Coupler Electrical Specifications (TAMB= 25°C)
FREQ.
RANGE
(MHz)
COUPLING
(dB)
MAINLINE LOSS1
(dB)
DIRECTIVITY
(dB)
VSWR
(:1)
POWER
INPUT, W
Typ.
Flatness
L
M
U
L
M
U
L
MU
Outline Drawing
fL-fU
Nom.
Typ. Max. Typ. Max. Typ. Max. Typ. Min. Typ. Min. Typ. Min.
Typ.
Max. Max.
5-1000
1000-1500
1500-2000
16.8±0.7
17.5±0.9
18.5±1.0
±0.4
±0.4
±0.3
0.7 1.1
0.85 1.4
1.1 1.7
16 14
18 12
1.30
1.30
1.30
0.5
0.5
0.5
1.0
1.0
1.0
14
—
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)
Insertion Loss
(dB)
Coupling
(dB)
In-Cpl
Directivity
(dB)
Return Loss
(dB)
In-Out
In
Out
Cpl
5.00
100.00
400.00
600.00
800.00
1200.00
1400.00
1600.00
1800.00
2000.00
0.66
0.62
0.66
0.71
0.77
0.94
1.05
1.14
1.25
1.36
16.40
16.33
16.48
16.64
16.87
17.49
17.83
18.17
18.51
18.83
16.11
16.24
18.15
21.05
26.80
25.48
19.73
16.19
13.87
11.92
22.56
24.38
26.25
27.95
29.39
27.49
27.10
27.06
27.50
26.79
26.16
29.66
31.68
31.19
29.15
26.06
26.30
26.48
27.35
29.50
17.43
18.91
19.58
19.46
18.78
16.25
14.93
13.79
12.86
12.12
inch
Outline Dimensions (
)
mm
A
.74
B
.90
C
.54
D
.50
E
.04
F
G
.29
7.37
.16
4.06
18.80 22.86 13.72 12.70
1.02
H
.37
9.40
J
--
--
K
.122
3.10 12.60
L
.496
M
.106
2.69
N
wt
.122 grams
3.10
20.0
ZX30-17-5
RETURN LOSS
ZX30-17-5
INSERTION LOSS
ZX30-17-5
COUPLING & DIRECTIVITY
at RF level of -10 dBm
at RF level of -10 dBm
at RF level of -10 dBm
50
1.6
1.2
0.8
0.4
0.0
60
50
40
30
20
10
0
COUPLING
DIRECTIVITY
IN
OUT
CPL
40
30
20
10
0
400
800
1200
1600
2000
0
400
800
1200
1600
2000
0
400
800
1200
1600
2000
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
REV. F
M95492
ED-10213A/3
ZX30-13-4
WZ/TD/CP
041119
®
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