Coaxial
Directional Coupler
50Ω
23dB
800 to 2000 MHz
Features
-55°C to 100°C
-55°C to 100°C
3W Max.
EW!
N
ZNDC-23-2G
Maximum Ratings
Operating Temperature
Storage Temperature
Power Input
•
•
•
•
excellent insertion loss, 0.5 dB typ.
excellent VSWR, 1.2:1 typ.
useable over 800-2000 MHz
very flat coupling, ±0.3 dB typ.
CASE STYLE: FM587
PRICE: $49.95 ea. QTY (1-9)
Applications
Pin Connections
INPUT
OUTPUT
COUPLED
1
2
3
FREQ.
RANGE
(MHz)
f
L
-f
U
800-2000
800-1000
1000-1700
1700-2000
• cellular
• PCS
• ISM
Directional Coupler Electrical Specifications
COUPLING
(dB)
Nom.
23.2±0.5
23.0±0.5
22.7±0.5
Max.
Flatness
±0.4
±0.4
±0.4
MAINLINE LOSS
(dB)
Typ. Max.
0.3 0.6
0.5 0.9
0.6 1.1
DIRECTIVITY
(dB)
Typ. Min.
25
22
20
17
17
14
VSWR
(:1)
Typ.
1.2
1.2
1.2
POWER
INPUT
(W)
Max.
3
3
3
Outline Drawing
Typical Performance Data
Frequency
(MHz)
800.00
900.00
1000.00
1100.00
1300.00
1500.00
1700.00
1800.00
1900.00
2000.00
Insertion Loss
(dB)
In-Out
0.33
0.34
0.36
0.39
0.45
0.52
0.60
0.64
0.68
0.72
Coupling
(dB)
In-Cpl
23.52
23.37
23.23
23.10
22.90
22.80
22.79
22.82
22.87
22.95
Directivity
(dB)
In
24.81
25.98
27.31
29.03
34.03
30.69
24.47
22.23
20.33
18.29
23.11
24.42
25.52
25.98
24.89
23.11
22.07
21.91
21.98
22.29
Return Loss
(dB)
Out
22.15
23.52
24.59
25.04
24.32
21.98
20.06
19.36
18.71
18.30
Cpl
30.23
30.61
30.96
31.16
32.65
34.94
38.33
39.22
37.67
36.58
Outline Dimensions (
inch
)
mm
A
B
C
2.00
1.25
.75
50.80 31.75 19.05
J
.44
11.18
K
.38
9.65
D
E
.17 1.656
4.32 42.06
wt.
grams
57
F
.15
3.81
G
H
.140
.63
3.56 16.00
1.2
1.0
0.8
0.6
0.4
0.2
0.0
at RF level of -10 dBm
ZNDC-23-2G
INSERTION LOSS
40
COUPLING & DIRECTIVITY (dB)
35
ZNDC-23-2G
COUPLING & DIRECTIVITY
45
40
RETURN LOSS (dB)
35
30
25
20
15
10
5
0
2000
at RF level of -10 dBm
ZNDC-23-2G
RETURN LOSS
INSERTION LOSS (dB)
30
25
20
15
10
5
0
800
1000
CPL
1200
1400
1600
FREQUENCY (MHz)
DIRECT
1800
RL-IN
800
1000
RL-OUT
RL-CPL
2000
800
1000
1200
1400
1600
1800
2000
FREQUENCY (MHz)
1200
1400
1600
FREQUENCY (MHz)
1800
Mini-Circuits
DC2
®
INTERNET
http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
Distribution Centers
NORTH AMERICA 800-654-7949 • 417-335-5935 • Fax 417-335-5945 • EUROPE 44-1252-832600 • Fax 44-1252-837010
ISO 9001 CERTIFIED
REV. OR
M91182
ED-10203
ZNDC-23-2G
WZ/TD/CP
040325
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