MINI ADC-20-4-75R

Surface Mount
Directional Coupler
ADC-20-4-75R+
75Ω 40 to 1000 MHz
Maximum Ratings
Operating Temperature -40°C to 85°C
Storage Temperature -55°C to 100°C
Pin Connections
INPUT
OUTPUT
COUPLED
GROUND
NOT USED
1
6
3
2,5
4
Features
• wideband, 40-1000 MHz
• low mainline loss, 0.6 dB typ.
• excellent VSWR, 1.1:1 typ.
• internal load, no external components required
• aqueous washable
• protected by US Patent 6,133,525 & 6,140,887
CASE STYLE: CD636
PRICE:$7.95 ea. QTY (10-49)
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
The +Suffix has been added in order to identify RoHS
Compliance. See our web site for RoHS Compliance
methodologies and qualifications.
Applications
• CATV
Directional Coupler Electrical Specifications
FREQ.
(MHz)
Outline Drawing
COUPLING
(dB)
MAINLINE LOSS1
(dB)
L
Nom.
40-1000
Flatness
20.5±0.5
±0.8
M
Typ.
Max.
Typ.
0.5
0.8
0.6
DIRECTIVITY
(dB)
U
L
Max. Typ. Max.
0.9
0.7
1.2
VSWR POWER
(:1)
INPUT, W
M
U
Typ.
Min.
Typ.
Min.
Typ.
Min.
Typ.
Max.
24
17
20
15
17
12
1.10
1.0
L= 40-400 MHz M= 400-500 MHz U= 500-1000 MHz
1. Mainline loss includes theoretical power loss at coupled port.
Typical Performance Data
PCB Land Pattern
Suggested Layout,
Tolerance to be within ±.002
Outline Dimensions ( inch
mm )
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
.162
4.11
F
.055
1.40
Coupling
(dB)
In-Cpl
0.57
0.52
0.50
0.53
0.56
0.62
0.68
0.71
0.74
0.77
Directivity
(dB)
20.74
20.82
20.87
20.82
20.73
20.59
20.42
20.23
20.07
19.86
ADC-20-4-75R+
MAINLINE LOSS
G
.100
2.54
wt
grams
0.25
Demo Board MCL P/N: TB-356
Suggested PCB Layout (PL-213)
27
0.8
0.7
0.6
0.5
0.4
at RF level of -4.3 dBm
COUPLING
DIRECTIVITY
24
21
18
15
0
200
400
600
800
1000
0
200
FREQUENCY (MHz)
400
600
800
1000
FREQUENCY (MHz)
Electrical Schematic
ADC-20-4-75R+
RETURN LOSS
at RF level of -4.3 dBm
50
RETURN LOSS (dB)
Cpl
25.60
28.73
31.75
39.90
41.94
37.70
36.42
30.86
28.67
27.23
ADC-20-4-75R+
COUPLING & DIRECTIVITY
at RF level of -4.3 dBm
0.9
Return Loss
(dB)
In
Out
24.97
25.29
29.34
29.25
28.31
29.17
26.02
26.77
24.23
25.60
25.31
24.40
30.01
23.08
27.10
23.22
23.57
23.74
25.62
24.50
24.46
24.90
23.92
22.10
20.26
18.57
17.84
17.23
16.93
16.53
COUPLING &
DIRECTIVITY (dB)
B
.310
7.87
MAINLINE LOSS (dB)
A
.272
6.91
Mainline Loss
(dB)
In-Out
Frequency
(MHz)
40.00
100.00
220.00
340.00
450.00
560.00
680.00
800.00
900.00
1000.00
IN
OUT
CPL
40
30
20
0
200
400
600
800
1000
FREQUENCY (MHz)
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®
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IF/RF MICROWAVE COMPONENTS
REV. A
M119986
ED-12356/2
ADC-20-4-75R+
DY/LC/CP/AM
081111