LRDC-10-2-75J Datasheet, PDF (1/1 Pages) Mini-Circuits – Directional Coupler 75Ω 30 to 1000 MHz

Surface Mount
Directional Coupler
75Ω
30 to 1000 MHz
LRDC-10-2-75J+
LRDC-10-2-75J
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: $13.95 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
f_L-f_U
Nom. Flatness _{Typ. Max. Typ. Max. Typ. Max. Typ. Min. Typ. Min. Typ. Min.}
30-1000 10.0±0.5 ±0.6
1.0 1.5 1.1 1.5 1.3 1.8 21 17 22 17 19 15
L = low range [f_L to 10 f_L] M = mid range [10 f_L to f_U/2] U = upper range [f_U/2 to f_U]
1. Mainline loss includes theoretical power loss at coupled port.
Typ.
1.3
L MU
Max. Max.
1.0 1.0
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)
Frequency
(MHz)
28.88
30.16
91.46
161.00
289.64
498.87
593.68
754.14
897.47
1000.56
1.5 ^{at RF level of -10 dBm}
1.4
1.3
1.2
Typical Performance Data
Mainline Loss
(dB)
In-Out
Coupling
(dB)
In-Cpl
Directivity
(dB)
1.19
10.13
22.47
1.18
10.12
22.61
1.09
10.08
23.28
1.09
10.08
23.22
1.10
10.08
23.11
1.14
10.08
25.17
1.14
10.03
28.72
1.15
9.89
37.29
1.27
9.83
23.63
1.32
9.71
19.42
In
17.24
17.35
19.85
20.96
22.21
23.34
24.21
26.06
25.07
22.80
Return Loss
(dB)
Out
22.09
22.42
35.09
37.04
26.01
21.75
21.99
25.35
32.45
31.75
Cpl
17.46
17.57
20.23
21.47
23.37
26.81
28.05
28.78
28.13
28.13
LRDC-10-2-75J
MAINLINE LOSS
LRDC-10-2-75J
COUPLING & DIRECTIVITY
at RF level of -10 dBm
50
COUPLING
40
DIRECTIVITY
30
20
1.1
10
1.0
0
200
50 ^{at RF level of -10 dBm}
40
400
600
800
FREQUENCY (MHz)
LRDC-10-2-75J
RETURN LOSS
IN
OUT
CPL
1000
0
0
200
400
600
800
1000
FREQUENCY (MHz)
Electrical Schematic
30
20
10
0
0
200
400
600
800
1000
FREQUENCY (MHz)
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IF/RF MICROWAVE COMPONENTS
REV. A
M119986
LRDC-10-2-75J
WZ/TD/CP/AM
081124