Coaxial
Directional Coupler
ZFDC-10-1+
50Ω
1 to 500 MHz
Features
Maximum Ratings
BNC version shown
Operating Temperature
-55°C to 100°C
-55°C to 100°C
• excellent directivity, 33 dB typ.
• excellent mainline loss, 0.8 dB typ.
• rugged shielded case
CASE STYLE: K18
Storage Temperature
Connectors Model
Price
Qty.
BNC
SMA
N-TYPE
ZFDC-10-1+
ZFDC-10-1-S+
ZFDC-10-1-N+
$44.95
$49.95
$49.95
$5.00
(1-9)
(1-9)
(1-9)
(1+)
Applications
Coaxial Connections
• VHF/UHF
INPUT
1
2
3
BRACKET (OPTION"B")
• instrumentation
• communication receivers & transmitters
• amateur radio
OUTPUT
COUPLED
+RoHS Compliant
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications
Directional Coupler Electrical Specifications
FREQ.
RANGE
(MHz)
COUPLING
(dB)
MAINLINE LOSS1
DIRECTIVITY
(dB)
VSWR
(:1)
POWER
INPUT
(W)
(dB)
Outline Drawing
L
M
U
L
M
U
L
MU
fL-fU
Nom.
Flatness Typ. Max. Typ. Max. Typ. Max. Typ. Min. Typ. Min. Typ. Min.
0.6 1.0 1.3 0.8 1.1 1.0 1.3 32 25 33 25 22 15
M = mid range [10 fL to fU/2] U= upper range [fU/2 to fU]
Typ.
1.2
Max. Max.
1-500
10.5 0.25
1.5
3.0
L = low range [fL to 10 fL]
1. Mainline loss includes theoretical power loss at coupled port.
Typical Performance Data
Frequency
(MHz)
Mainline Loss
(dB)
Coupling
(dB)
In-Cpl
Directivity
(dB)
Return Loss
(dB)
In-Out
In
Out
Cpl
1.00
5.00
9.00
67.00
143.00
0.97
0.78
0.76
0.77
0.76
10.47
10.32
10.31
10.34
10.40
58.25
57.52
57.51
46.55
38.96
25.76
32.88
33.62
30.69
26.28
18.55
20.94
21.25
21.30
20.66
19.10
21.28
21.54
21.61
21.32
inch
Outline Dimensions (
)
mm
A
1.25
B
1.25
C
.75
D
.63
E
.38
F
1.00
G
H
220.00
270.00
330.00
405.00
500.00
0.76
0.80
0.83
0.86
0.85
10.49
10.62
10.74
10.90
11.04
33.22
30.12
27.02
23.63
20.05
23.55
22.35
21.34
20.56
20.16
19.85
19.32
18.68
18.03
17.44
20.86
20.45
19.89
19.15
18.20
.125 1.000
3.18 25.40
31.75 31.75 19.05 16.00
9.65 25.40
J
--
--
K
--
--
L
M
N
2.18
P
.75
Q
wt
.07 grams
1.78 70.0
.125 1.688
3.18 42.88 55.37 19.05
ZFDC-10-1+
MAINLINE LOSS
ZFDC-10-1+
COUPLING & DIRECTIVITY
at RF level of -10 dBm
at RF level of -10 dBm
1.5
1.3
1.1
0.9
0.7
0.5
100
80
60
40
20
0
COUPLING
DIRECTIVITY
0
100
200
300
400
500
0
100
200
300
400
500
Electrical Schematic
ZFDC-10-1+
RETURN LOSS
at RF level of -10 dBm
50
42
34
26
18
10
IN
OUT
CPL
0
100
200
300
400
500
®
For detailed performance specs
& shopping online see web site
Mini-Circuits
ISO 9001 ISO 14001 AS 9100 CERTIFIED
®
REV. D
M131858
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661 The Design Engineers Search Engine
Provides ACTUAL Data Instantly at minicircuits.com
ZFDC-10-1
WZ/TD/CP/AM
111206
IF/RF MICROWAVE COMPONENTS
Notes: 1. Performance and quality attributes and conditions not expressly stated in this specification sheet are intended to be excluded and do not form a part of this specification sheet. 2. Electrical specifications
and performance data contained herein are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions. 3. The parts covered by this specification sheet 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.