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-Circuits
Mini-Circuits ISO 9001 & ISO 14001 Certified
Typical Performance Data
Directional Coupler Electrical Specifi cations
Maximum Ratings
Pin Connections
Features
CATV
INPUT 75
1
OUTPUT 75
6
COUPLED 50
3
GROUND
2
50
TERM EXTERNAL
4
ISOLATE (DO NOT USE)
5
wideband, 5-1000 MHz
low mainline loss, 0.7 dB typ.
excellent IN/OUT VSWR, 1.2:1 typ.
unique circuit, 75
at IN/OUT and 50
at CPL
protected by US Patents 6,133,525 & 6,140,887
Applications
Operating Temperature
-40C to 85C
Storage Temperature
-55C to 100C
CASE STYLE: CD542
PRICE: $6.95 ea. QTY (10-49)
Frequency
(MHz)
Mainline Loss
(dB)
In-Out
Coupling
(dB)
In-Cpl
Directivity
(dB)
Return Loss
(dB)
In
Cpl
Out
Demo Board MCL P/N: TB-358
Suggested PCB Layout (PL-215)
Outline Drawing
Outline Dimensions ( )
inch
mm
L= 5-50 MHz M= 50-500 MHz U= 500-1000 MHz
1. Mainline loss includes theoretical power loss at coupled port.
ADC-12-7550+
MAINLINE LOSS
0.4
0.6
0.8
1
1.2
0
200
400
600
800
1000
FREQUENCY (MHz)
MAINLINE LOSS (dB)
at RF level of -4.3 dBm
ADC-12-7550+
COUPLING & DIRECTIVITY
9
10.5
12
13.5
15
0
200
400
600
800
1000
FREQUENCY (MHz)
CO
UPLI
N
G
& DI
RECTI
VI
TY
(dB)
COUPLING
DIRECTIVITY
at RF level of -4.3 dBm
ADC-12-7550+
ADC-12-7550+
RETURN LOSS
8
16
24
32
40
0
200
400
600
800
1000
FREQUENCY (MHz)
RETURN LOSS (
d
B)
IN
OUT
CPL
at RF level of -4.3 dBm
electrical schematic
COUPLED
TERMINATE
INPUT
OUTPUT
50/75
5 to 1000 MHz
Directional Coupler
REV. OR
M104346
ED-12367
ADC-12-7550+
DY/LC/CP
060330
Surface Mount
A
B
C
D
E
F
G
.280
.310
.220
.100
.112
.055
.100
7.11
7.87
5.59
2.54
2.84
1.40
2.54
H
J
K
L
wt
.030
.030
.065
.300
grams
0.76
0.76
1.65
7.62
0.20
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
The +Suffi x has been added in order to identify RoHS
Compliance. See our web site for RoHS Compliance
methodologies and qualifi cations.
FREQ.
(MHz)
COUPLING at 50
(dB)
1
MAINLINE LOSS at 75
(dB)
DIRECTIVITY
(dB)
VSWR
(:1)
POWER
INPUT
(W)
Nom.
Flatness
L
M
U
L
M
U
Typ.
Typ.
Max.
Typ.
Max.
Typ.
Max.
Typ.
Min.
Typ.
Min.
Typ.
Min.
Max.
5-1000
12.51.0
1.0
0.6
1.0
0.7
1.2
0.85
1.8
13
10
12
9
11
7
1.5
1.0
5.00
0.62
12.14
12.98
20.67
32.11
27.86
45.00
0.63
12.16
12.88
21.27
36.89
27.24
124.00
0.68
12.25
12.65
21.67
30.63
21.83
272.00
0.73
12.44
12.22
21.77
24.00
16.13
420.00
0.76
12.65
11.82
20.91
20.71
13.09
540.00
0.79
12.79
11.57
19.83
19.25
11.53
675.00
0.81
12.91
11.30
19.50
18.71
10.32
800.00
0.87
13.02
11.16
19.81
18.63
9.57
900.00
0.96
13.09
10.99
20.08
18.64
9.14
1045.00
1.13
13.17
10.58
19.34
18.34
8.69
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