Coaxial
Directional Coupler
ZFDC-10-2
50Ω
10 to 1000 MHz
Features
Maximum Ratings
BNC version shown
Operating Temperature
-55°C to 100°C
-55°C to 100°C
• wideband, 10 to 1000 MHz
CASE STYLE: K18
• excellent directivity, 30 dB typ.
• rugged shielded case
Storage Temperature
Connectors Model
Permanent damage may occur if any of these limits are exceeded.
BNC
ZFDC-10-2
SMA
N-TYPE
BRACKET (OPTION"B")
ZFDC-10-2-S
ZFDC-10-2-N
Coaxial Connections
Applications
INPUT
1
2
3
• VHF/UHF
OUTPUT
COUPLED
• cellular
• instrumentation
• communication receivers & transmitters
Directional Coupler Electrical Specifications
FREQ.
RANGE
(MHz)
COUPLING
(dB)
MAINLINE LOSS1
DIRECTIVITY
VSWR
(:1)
POWER
INPUT
(W)
(dB)
(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.
±0.5 1.5 2.0 1.2 1.8 1.5 2.0 35 28 30 25 27 20
M = mid range [10 fL to fU/2] U= upper range [fU/2 to fU]
Typ.
1.5
Max. Max.
10-1000 10.75±0.5
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
10.00
82.00
190.00
300.00
400.00
1.02
1.12
1.18
1.13
1.28
10.60
10.67
10.76
10.75
10.89
49.75
49.03
47.76
46.01
45.09
39.14
38.36
37.00
35.26
34.20
30.98
28.65
25.04
22.63
21.25
18.57
17.85
17.16
16.58
16.22
inch
Outline Dimensions (
)
mm
A
1.25
B
1.25
C
.75
D
.63
E
.38
F
1.00
G
H
525.00
650.00
775.00
900.00
1000.00
1.36
1.34
1.25
1.33
1.15
10.92
10.89
10.93
10.88
11.06
44.18
42.52
39.39
35.85
32.99
33.26
31.63
28.46
24.98
21.93
20.24
19.87
20.10
20.76
21.65
16.05
16.29
17.02
18.22
19.61
.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-10-2
MAINLINE LOSS
ZFDC-10-2
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
200
400
600
800
1000
0
200
400
600
800
1000
FREQUENCY (MHz)
FREQUENCY (MHz)
Electrical Schematic
ZFDC-10-2
RETURN LOSS
at RF level of -10 dBm
50
42
34
26
18
10
IN
OUT
CPL
0
200
400
600
800
1000
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. B
M151107
ZFDC-10-2
WZ/TD/CP/AM
151007
®
Mini-Circuits
www.minicircuits.com P.O. Box 350166, Brooklyn, NY 11235-0003 (718) 934-4500 sales@minicircuits.com