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LRDC-10-2W-75J Datasheet, PDF (1/1 Pages) Mini-Circuits – Directional Coupler 75Ω 30 to 1200 MHz
Surface Mount
Directional Coupler
75Ω
30 to 1200 MHz
LRDC-10-2W-75J+
LRDC-10-2W-75J
Maximum Ratings
Operating Temperature
Storage Temperature
-40°C to 85°C
-55°C to 100°C
Pin Connections
INPUT
6
OUTPUT
1
COUPLED
4
GROUND
2,5
ISOLATE (DO NOT USE)
3
Outline Drawing
PCB Land Pattern
Features
• low mainline loss, 1.1 dB typ.
• high directivity, 22 dB typ.
• aqueous washable
• J-leads for strain relief and excellent solderability
Applications
• VHF/UHF
• cellular
• communications
• cable tv
CASE STYLE: QQQ569
PRICE: $15.95 ea. QTY (1-9)
+ 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.
FREQ.
(MHz)
Directional Coupler Electrical Specifications
COUPLING
(dB)
MAINLINE LOSS1
(dB)
DIRECTIVITY
(dB)
VSWR POWER
(:1) INPUT, W
L
M
U
L
M
U
L MU
fL-fU
Nom. Flatness Typ. Max. Typ. Max. Typ. Max. Typ. Min. Typ. Min. Typ. Min. Typ. Max. Max.
30-1200 10.0±0.5 ±0.8
1.0 1.5 1.1 1.6 1.3 2.0 21 17 22 17 18 15 1.3 1.0 1.0
L = low range [fL to 10 fL] M = mid range [10 fL to fU/2] U = upper range [fU/2 to fU]
1. Mainline loss includes theoretical power loss at coupled port.
Frequency
(MHz)
Typical Performance Data
Mainline Loss
(dB)
In-Out
Coupling
(dB)
In-Cpl
Directivity
(dB)
Return Loss
(dB)
In
Out
Cpl
Suggested Layout,
Tolerance to be within ±.002
Outline Dimensions
(
inch
mm
)
A
B
C
D
.390 .31 .225 .060
9.91 7.87 5.72 1.52
E
F
G
-- .100 .045
-- 2.54 1.14
H
J
K
L
M
.420 .120 .060 .100
--
10.67 3.05 1.52 2.54
--
wt
grams
0.50
Demo Board MCL P/N: TB-34
Suggested PCB Layout (PL-043)
23.68
31.16
61.06
158.23
315.21
520.77
674.01
879.57
1088.87
1201.00
at RF level of -10 dBm
2.0
1.8
1.6
1.4
1.21
1.18
1.10
1.04
1.10
1.20
1.32
1.39
1.50
1.65
LRDC-10-2W-75J
MAINLINE LOSS
10.10
10.06
10.05
10.06
10.15
10.22
10.29
10.25
10.27
10.28
26.05
27.31
30.20
30.12
25.69
23.25
23.99
30.70
22.42
17.05
21.46
23.65
31.44
28.87
20.41
16.78
15.97
17.10
21.86
27.27
17.01
17.77
19.11
19.46
17.63
15.56
14.88
15.37
17.37
18.70
LRDC-10-2W-75J
COUPLING & DIRECTIVITY
at RF level of -10 dBm
50
COUPLING
40
DIRECTIVITY
30
20
17.25
17.99
19.37
19.51
17.24
15.15
14.50
14.92
17.06
19.19
1.2
10
1.0
0
240
480
720
960
FREQUENCY (MHz)
50 at RF level of -10 dBm
40
LRDC-10-2W-75J
RETURN LOSS
IN
OUT
CPL
1200
0
0
240
480
720
960
1200
FREQUENCY (MHz)
Electrical Schematic
30
20
10
0
0
240
480
720
960
1200
FREQUENCY (MHz)
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IF/RF MICROWAVE COMPONENTS
REV. A
M119986
LRDC-10-2W-75J
WZ/TD/CP/AM
081124