Coaxial
Directional Coupler
ZADC20-22-7550+
50Ω
Up to 2W 1 to 200 MHz
Maximum Ratings
Operating Temperature
Storage Temperature
Features
• wideband, 1 to 200 MHz
-55°C to 100°C
-55°C to 100°C
CASE STYLE: F2424
• low insertion loss, 0.15 typ.
• good directivity, 22 dB typ.
• 75 ohm for IN and OUT ports, 50 ohm for coupled port
Connectors
Model
Permanent damage may occur if any of these limits are exceeded.
SMC 75Ω - SMA 50Ω
ZADC20-22-7550+
Applications
• Instrumentation
• CATV
Coaxial Connections
+RoHS Compliant
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications
INPUT (75Ω) SMC
2
3
1
OUTPUT (75Ω) SMC
COUPLED (50Ω) SMA
• VHF/HF
Outline Drawing
Electrical Specifications at 25°C
Parameter
Frequency Range
Condition (MHz)
Min.
Typ.
Max.
Unit
1
—
0.1
0.2
20.5
21
0.3
0.6
23
25
18
30
33
25
35
32
25
30
33
25
—
200
0.25
0.4
—
MHz
1 - 100
100 - 200
1 - 100
100 - 200
1 - 100
100 - 200
1
—
—
—
—
—
—
20
20
12
20
22
20
20
22
20
20
22
20
—
dB
dB
dB
Mainline Loss (above theoretical 0.044 dB)
Coupling
—
0.6
0.9
—
Coupling Flatness( )
100
—
dB
dB
dB
Directivity
200
—
1
—
100
—
Return Loss (Input)
Return Loss (Output)
200
—
1
—
inch
Outline Dimensions (
)
100
—
mm
200
—
A
B
C
D
E
F
G
1.25
1.25
.75
.13
.13 1.000
.125
1
—
31.75 31.75 19.05
3.30
3.30 25.40
3.18
100
—
dB
W
Return Loss (Coupling)
Input Power
200
—
H
.38
J
.63
K
.31
L
.625
wt
grams
32.0
1 - 200
2
9.65 16.00
7.87 15.88
Electrical Schematic
Typical Performance Data
Frequency
(MHz)
Mainline Loss
(dB)
Coupling
(dB)
In-Cpl
Directivity
(dB)
Return Loss
(dB)
In-Out
In
Out
Cpl
1
10
50
0.08
0.08
0.10
0.11
0.12
0.14
0.15
0.17
0.18
0.20
20.93
20.96
21.03
21.10
21.19
21.27
21.37
21.47
21.58
21.70
24.64
24.86
24.04
23.29
22.41
21.65
20.84
19.98
19.11
18.26
38.34
41.51
36.15
33.49
31.65
30.22
28.63
26.99
25.69
24.79
42.97
58.55
37.26
34.85
31.51
29.51
28.20
26.51
25.06
24.46
36.66
40.58
38.91
36.43
34.17
32.60
31.22
29.98
28.91
27.97
75
100
120
140
160
180
200
ZADC20-22-7550+
COUPLING & DIRECTIVITY
ZADC20-22-7550+
RETURN LOSS
ZADC20-22-7550+
MAINLINE LOSS
28
24
20
16
12
70
60
50
40
30
20
10
0
0.3
0.2
0.1
0.0
IN
OUT
CPL
COUPLING
DIRECTIVITY
8
0
0
50
100
150
200
0
50
100
FREQUENCY (MHz)
150
200
50
100
FREQUENCY (MHz)
150
200
FREQUENCY (MHz)
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
REV. A
M167782
ZADC20-22-7550+
WP/CP/AM
®
Mini-Circuits
180508
Page 1 of 1
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