Surface Mount
ADC-20-4+
ADC-20-4
Directional Coupler
50Ω
5 to 1000 MHz
Maximum Ratings
Operating Temperature Storage Temperature -40°C to 85°C
-55°C to 100°C
Permanent damage may occur if any of these limits are exceeded.
Pin Connections
Features
INPUT1
Applications
OUTPUT6
• cable tv
COUPLED3
• communications
GROUND2
50Ω TERM EXTERNAL
4
ISOLATE (DO NOT USE)
5
FREQ.
(MHz)
Outline Drawing
CASE STYLE: CD542
• wideband, 5-1000 MHz
• low mainline loss, 0.5 dB typ.
• high directivity, 21 dB typ.
• aqueous washable
• protected by U.S Patents 6,133,525 & 6,140,887
+RoHS Compliant
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications
e and Reel
Available Tapra cost
at no ext
Devices/Reel
10, 20, 50, 100, 200, 500
500, 1000
Reel Size
7”
13”
Directional Coupler Electrical Specifications
COUPLING
(dB)
MAINLINE LOSS1
(dB)
DIRECTIVITY
(dB)
VSWR POWER
(:1) INPUT, W
fL-fU
Nom.
Flatness
L
Typ. Max.
M
Typ. Max.
U
Typ. Max.
L
Typ. Min.
M
Typ. Min.
U
Typ. Min.
Typ.
L
Max.
MU
Max.
5-1000
20.0±0.5
±0.8
0.4 0.8
0.5 1.0
0.7 1.3
20
21
21
1.1
1.0
1.0
18
17
15
L= 5-50 MHz
M= 50-500 MHz
U= 500-1000 MHz
1. Mainline loss includes theoretical power loss at coupled port.
Typical Performance Data
Frequency
(MHz)
PCB Land Pattern
Outline Dimensions ( inch
mm )
B
.310
7.87
C
.220
5.59
D
.100
2.54
H
.030
0.76
J
.026
0.66
K
.065
1.65
L
.300
7.62
E
.112
2.84
F
.055
1.40
G
.100
2.54
wt
grams
0.20
Demo Board MCL P/N: TB-05
Suggested PCB Layout (PL-095)
at RF level of -10 dBm
1.0
INSERTION LOSS (dB)
A
.272
6.91
5.00
10.00
50.00
100.00
200.00
500.00
600.00
700.00
800.00
900.00
1000.00
Coupling
(dB)
In-Cpl
0.41
0.37
0.36
0.37
0.41
0.52
0.56
0.60
0.65
0.70
0.76
Directivity
(dB)
19.60
19.61
19.67
19.69
19.77
19.94
19.91
19.90
19.90
19.86
19.84
In
20.25
19.75
20.03
20.19
20.38
20.50
20.51
20.14
19.28
18.29
17.38
Return Loss
(dB)
Out
Cpl
26.4227.3222.39
29.5831.0825.96
32.8636.6431.40
31.1234.3329.86
27.2929.9225.70
21.3723.0719.21
20.1321.5617.75
18.9320.3816.62
17.8619.2615.63
16.8118.2314.77
15.8017.1813.97
ADC-20-4
COUPLING & DIRECTIVITY
ADC-20-4
MAINLINE LOSS
30
0.8
at RF level of -10 dBm
COUPLING
DIRECTIVITY
COUPLING &
DIRECTIVITY (dB)
Suggested Layout,
Tolerance to be within ±
� .002
Mainline Loss
(dB)
In-Out
25
0.6
0.4
20
0.2
15
0.0
0
200
400
600
FREQUENCY (MHz)
800
1000
0
200
400
600
FREQUENCY (MHz)
800
1000
Electrical Schematic
ADC-20-4
RETURN LOSS
at RF level of -10 dBm
RETURN LOSS (dB)
40
IN
OUT
CPL
35
30
25
20
15
10
0
200
400
600
FREQUENCY (MHz)
800
1000
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
Mini-Circuits
®
www.minicircuits.com P.O. Box 350166, Brooklyn, NY 11235-0003 (718) 934-4500 [email protected]
REV. E
M151107
ED-6676/2
ADC-20-4
WZ/TD/CP/AM
150513