DC2
Directional Coupler Electrical Specifications
Features
• excellent insertion loss, 0.5 dB typ.
• excellent VSWR, 1.15:1 typ.
• very flat coupling, ±0.2 dB typ.
800-2000
800-1000 20.0±0.5 ±0.3 0.35 0.6 25 17 1.15 3
1000-1700 19.8±0.5 ±0.4 0.5 0.9 25 18 1.15 3
1700-2000 19.8±0.5 ±0.5 0.6 1.1 20 14 1.15 3
Maximum Ratings
Pin Connections
INPUT 1
OUTPUT 2
COUPLED 3
Operating Temperature -55°C to 100°C
Storage Temperature -55°C to 100°C
Power Input 3W Max.
NEW!
ZNDC-20-2G
INSERTION LOSS
0.00
0.20
0.40
0.60
0.80
1.00
1.20
800 1000 1200 1400 1600 1800 2000
FREQUENCY (MHz)
INSERTION LOSS (dB)
at RF level of -10 dBm
ZNDC-20-2G
RETURN LOSS
0
5
10
15
20
25
30
35
40
45
800 1000 1200 1400 1600 1800 2000
FREQUENCY (MHz)
RETURN LOSS (dB)
RL-IN RL-OUT RL-CPL
at RF level of -10 dBm
ZNDC-20-2G
COUPLING & DIRECTIVITY
0
5
10
15
20
25
30
35
800 1000 1200 1400 1600 1800 2000
FREQUENCY (MHz)
COUPLING & DIRECTIVITY (dB)
CPL DIRECT
Typical Performance Data
Frequency
(MHz)
Insertion Loss
(dB)
In-Out
Coupling
(dB)
In-Cpl
Directivity
(dB)
Return Loss
(dB)
In CplOut
800.00 0.33 20.04 24.78 24.68 24.07 20.57
900.00 0.35 19.95 26.10 26.07 25.28 20.84
1000.00 0.37 19.87 27.15 27.09 25.57 21.21
1100.00 0.39 19.81 27.62 26.98 25.04 21.54
1300.00 0.46 19.73 28.22 24.33 22.51 22.23
1500.00 0.53 19.74 28.44 21.90 20.25 23.28
1700.00 0.60 19.82 26.05 20.70 18.83 24.03
1800.00 0.64 19.90 25.11 20.34 18.32 24.40
1900.00 0.69 19.99 24.05 20.25 17.90 24.43
2000.00 0.73 20.11 21.74 20.57 17.76 24.12
• cellular
• PCS
• ISM
Applications
CASE STYLE: FM587
PRICE: $49.95 ea. QTY (1-9)
Outline Drawing
Outline Dimensions ( )
inch
mm
ABCDEFGH
2.00 1.25 .75 .17 1.656 .15 .140 .63
50.80 31.75 19.05 4.32 42.06 3.81 3.56 16.00
J K wt.
.44 .38 grams
11.18 9.65 57
FREQ.
RANGE
(MHz)
COUPLING
(dB)
f
L
-f
U
VSWR
(:1)
Nom.
Max.
Flatness
POWER
INPUT
(W)
Max.
MAINLINE LOSS
(dB)
Typ. Max.
DIRECTIVITY
(dB)
Typ. Min.
Typ.
ZNDC-20-2G
50Ω 20dB 800 to 2000 MHz
Directional Coupler
Coaxial
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
Mini-Cir cuits
®
ISO 9001 CERTIFIED
REV. OR
M91182
ED-6521/3
ZNDC-20-2G
WZ/TD/CP
040325
