
ISO 9001 ISO 14001 AS 9100 CERTIFIED
Mini-Circuits
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661 The Design Engineers Search Engine
Provides ACTUAL Data Instantly at
Notes: 1. Performance and quality attributes and conditions not expressly stated in this specification sheet are intended to be excluded and do not form a part of this specification sheet. 2. Electrical specifications
and performance data contained herein are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions. 3. The parts covered by this specification sheet 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.
For detailed performance specs
& shopping online see web site
minicircuits.com
IF/RF MICROWAVE COMPONENTS
Typical Performance Data
Directional Coupler Electrical Specifications
Maximum Ratings
Pin Connections
Features
cable tv
communications
wideband, 5-1000 MHz
excellent coupling flatness, ±0.15 typ.
aqueous washable
protected by U.S Patents 6,133,525 & 6,140,887
Applications
Operating Temperature
-40°C to 85°C
Storage Temperature
-55°C to 100°C
CASE STYLE: CD542
PRICE: $6.95 ea. QTY (10-49)
Demo Board MCL P/N: TB-08
Suggested PCB Layout (PL-042)
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-8-4-75
MAINLINE LOSS
1.5
1.7
1.9
2.1
2.3
2.5
0
200
400
600
800
1000
FREQUENCY (MHz)
IN
S
E
R
T
IO
N
LO
S
(d
B
)
at RF level of -10 dBm
ADC-8-4-75
COUPLING & DIRECTIVITY
0
6
12
18
24
30
0
200
400
600
800
1000
FREQUENCY (MHz)
C
O
U
P
LI
N
G
&
D
IR
E
C
T
IV
IT
Y
(d
B
)
COUPLING
DIRECTIVITY
at RF level of -10 dBm
ADC-8-4-75+
ADC-8-4-75
ADC-8-4-75
RETURN LOSS
10
20
30
40
50
60
0
200
400
600
800
1000
FREQUENCY (MHz)
R
E
T
U
R
N
LO
S
(d
B
)
IN
OUT
CPL
at RF level of -10 dBm
75
5 to 1000 MHz
Directional Coupler
REV. D
M119986
ED-6621
ADC-8-4-75
WZ/TD/CP/AM
090903
Surface Mount
A
B
C
D
E
F
G
.272
.310
.220
.100
.112
.055
.100
6.91
7.87
5.59
2.54
2.84
1.40
2.54
H
J
K
L
wt
.030
.026
.065
.300
grams
0.76
0.66
1.65
7.62
0.20
FREQ.
(MHz)
COUPLING
(dB)
MAINLINE LOSS1
(dB)
DIRECTIVITY
(dB)
VSWR
(:1)
POWER
INPUT, W
Nom.
Flatness
L
Typ. Max.
M
Typ. Max.
U
Typ. Max.
L
Typ. Min.
M
Typ. Min.
U
Typ. Min.
Typ.
L
MU
Max. Max.
f
L-fU
5-1000
7.9±0.5
±0.5
1.55 2.6
1.6 2.2
2.0 2.7
18 14
17 14
16 10
1.2
1.0
INPUT
1
OUTPUT
6
COUPLED
3
GROUND
2
75 TERM EXTERNAL
4
ISOLATE (DO NOT USE)
5
Frequency
(MHz)
Mainline Loss
(dB)
In-Out
Coupling
(dB)
In-Cpl
Directivity
(dB)
In
Return Loss
(dB)
Out
Cpl
5.00
1.59
7.88
18.03
16.64
27.26
16.38
10.00
1.55
7.85
18.25
17.24
33.18
16.95
30.00
1.56
7.85
18.22
17.43
46.40
17.15
50.00
1.58
7.86
18.12
17.42
42.30
17.16
100.00
1.59
7.88
17.93
17.80
34.89
17.46
300.00
1.61
7.88
17.18
19.18
26.23
18.41
500.00
1.67
7.87
16.83
21.62
23.15
19.50
750.00
1.83
7.89
16.78
25.20
23.50
18.86
900.00
1.95
7.81
15.70
24.60
24.50
17.65
1000.00
2.09
7.73
14.49
22.24
25.22
16.87
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications.
Electrical Schematic
PCB Land Pattern
Suggested Layout,
Tolerance to be within ±.002
Permanent damage may occur if any of these limits are exceeded.