Surface Mount
ADC-20-12+
ADC-20-12
Directional Coupler
50Ω 100 to 1200 MHz
Maximum Ratings
Operating Temperature
Storage Temperature
Features
CASE STYLE: CD542
PRICE:$6.95 ea. QTY (10-49)
• useable to 1500 MHz
-40°C to 85°C
-55°C to 100°C
• low mainline loss, 0.5 dB typ.
• high directivity, 26 dB typ.
• aqueous washable
+ 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.
Pin Connections
INPUT
OUTPUT
• protected by U.S Patents 6,133,525 & 6,140,887
1
Applications
• cable tv
6
3
2
4
5
COUPLED
GROUND
50Ω TERM EXTERNAL
ISOLATE (DO NOT USE)
Directional Coupler Electrical Specifications
FREQ.
(MHz)
COUPLING
(dB)
MAINLINE LOSS1
(dB)
DIRECTIVITY
(dB)
VSWR POWER
(:1) INPUT, W
Outline Drawing
L
MU
fL-fU
Nom.
Flatness
±0.7
1. Mainline loss includes theoretical power loss at coupled port.
Typ. Max.
Typ. Min.
26 13
Typ. Max. Max.
100-1200 20±0.75
0.5 1.1
1.17
1.0
1.0
Typical Performance Data
Frequency
(MHz)
Mainline Loss
(dB)
Coupling
Directivity
(dB)
Return Loss
(dB)
(dB)
PCB Land Pattern
In-Out
In-Cpl
In
Out
Cpl
100.00
250.00
350.00
500.00
600.00
0.34
0.37
0.39
0.46
0.50
19.94
20.14
20.24
20.56
20.50
22.33
22.91
23.45
26.44
27.16
29.24
26.99
25.38
23.21
22.03
25.01
24.13
22.81
21.05
19.94
30.72
28.60
26.88
24.55
23.24
700.00
800.00
900.00
1100.00
1200.00
0.53
0.56
0.61
0.69
0.76
20.55
20.58
20.61
20.61
20.63
27.78
27.00
25.40
22.34
20.72
21.02
20.17
19.23
17.44
16.56
18.96
18.09
17.25
15.64
14.90
22.06
21.12
20.16
18.19
17.35
Suggested Layout,
Tolerance to be within .002
inch
Outline Dimensions (
)
mm
ADC-20-12
MAINLINE LOSS
ADC-20-12
COUPLING & DIRECTIVITY
A
.272
6.91
B
.310
7.87
C
.220
5.59
D
.100
2.54
E
.112
2.84
F
.055
1.40
G
.100
2.54
at RF level of -10 dBm
at RF level of -10 dBm
1.0
40
34
28
22
16
10
COUPLING
DIRECTIVITY
0.8
0.6
0.4
0.2
0.0
H
.030
0.76
J
.026
0.66
K
.065
1.65
L
.300
7.62
wt
grams
0.20
Demo Board MCL P/N: TB-05
Suggested PCB Layout (PL-095)
100
320
540
760
980
1200
100
320
540
760
980
1200
FREQUENCY (MHz)
FREQUENCY (MHz)
ADC-20-12
RETURN LOSS
Electrical Schematic
at RF level of -10 dBm
40
34
28
22
16
10
IN
OUT
CPL
100
320
540
760
980
1200
FREQUENCY (MHz)
®
minicircuits.com
Mini-Circuits
REV. D
M119986
ED-7776/1
ADC-20-12
WZ/TD/CP/AM
081111
ISO 9001 ISO 14001 AS 9100 CERTIFIED
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661 For detailed performance specs & shopping online see Mini-Circuits web site
TM
The Design Engineers Search Engine Provides ACTUAL Data Instantly From MINI-CIRCUITS At: www.minicircuits.com
IF/RF MICROWAVE COMPONENTS