ZFDC-20-5 Datasheet, PDF (1/1 Pages) Mini-Circuits – Directional Coupler

Coaxial
Directional Coupler
50Ω
0.1 to 2000 MHz
ZFDC-20-5
Maximum Ratings
Operating Temperature
-55°C to 100°C
Storage Temperature
-55°C to 100°C
Coaxial Connections
INPUT
3
OUTPUT
1
COUPLED
2
Features
• very wideband, 0.1 to 2000 MHz
• excellent directivity, 27 dB typ.
• excellent insertion loss, 0.7 dB typ.
• rugged shielded case
Applications
• cellular
• instrumentation
• communication receivers & transmitters
BNC version shown
CASE STYLE: K18
Connectors Model
BNC
ZFDC-20-5
SMA
ZFDC-20-5-S
N-TYPE ZFDC-20-5-N
BRACKET (OPTION"B")
Price
$84.95
$89.95
$89.95
$2.50
Qty.
(1-9)
(1-9)
(1-9)
(1+)
Outline Drawing
Outline Dimensions
(
inch
mm
)
A
B
C
D
1.25 1.25 .75 .63
31.75 31.75 19.05 16.00
E
F
.38 1.00
9.65 25.40
G
H
.125 1.000
3.18 25.40
J
K
L
M
N
P
Q
wt
--
-- .125 1.688 2.18 .75 .07 grams
--
-- 3.18 42.88 55.37 19.05 1.78 70.0
Directional Coupler Electrical Specifications
FREQ.
RANGE
(MHz)
COUPLING
(dB)
MAINLINE LOSS¹
DIRECTIVITY
(dB)
VSWR
(:1)
L
M
U
L
M
U
f_L-f_U
Nom. Flatness Typ. Max. Typ. Max. Typ. Max. Typ. Min. Typ. Min. Typ. Min. Typ.
0.1-2000 19.5±0.5 ±0.5 0.3 1.0 0.7 1.4 1.5 2.3 30 20 27 20 22 10
1.2
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.
Above 1000 MHz, coupling flatness ±1 dB.
Typical Performance Data
POWER
INPUT
(W)
L
MU
Max. Max.
0.5 2.0
Frequency
(MHz)
Mainline Loss
(dB)
In-Out
Coupling
(dB)
In-Cpl
Directivity
(dB)
Return Loss
(dB)
In
Out
Cpl
0.10
0.50
0.90
188.00
544.00
920.00
1020.00
1136.00
1310.00
2000.00
0.71
19.79
25.09
11.79
11.84
12.78
0.49
19.57
33.79
21.84
22.89
21.74
0.44
19.52
34.79
23.69
25.23
23.40
0.36
19.46
32.56
26.83
27.83
26.54
0.69
19.85
30.03
22.02
22.00
23.17
1.07
20.18
28.13
19.60
20.58
18.75
1.17
20.18
28.46
19.23
20.30
17.73
1.28
20.13
29.48
18.96
20.07
16.64
1.41
19.96
34.06
18.82
19.75
15.02
1.91
19.34
18.40
18.91
17.73
10.05
2.0 ^{at RF level of -10 dBm}
1.6
1.2
0.8
0.4
0.0
0
400
ZFDC-20-5
MAINLINE LOSS
800
1200
FREQUENCY (MHz)
1600
2000
ZFDC-20-5
COUPLING & DIRECTIVITY
60 ^{at RF level of -10 dBm}
COUPLING
50
DIRECTIVITY
40
30
20
10
0
0
400
800
1200
1600
FREQUENCY (MHz)
2000
at RF level of -10 dBm
40
32
24
16
8
0
0
400
ZFDC-20-5
RETURN LOSS
IN
OUT
CPL
800
1200
FREQUENCY (MHz)
1600
2000
electrical schematic
Mini-Circuits^®
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REV. OR
M93827
ZFDC-20-5
WZ/TD/CP
061206