MINI LRDC-12-1-75J+

Surface Mount
LRDC-12-1-75J+
LRDC-12-1-75J
Directional Coupler
75Ω
5 to 600 MHz
Maximum Ratings
Features
Operating Temperature • low mainline loss, 0.5 dB typ.
• high directivity, 21 dB typ.
• aqueous washable
• J-leads for strain relief and excellent solderability
-40°C to 85°C
Storage Temperature -55°C to 100°C
Pin Connections
INPUT
6
OUTPUT
1
COUPLED
• VHF/UHF
• signal sampling
• communications
• cable tv
2,5
ISOLATE (DO NOT USE)
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
Applications
4
GROUND
CASE STYLE: QQQ569
PRICE: $11.95 ea. QTY (1-9)
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications.
3
Directional Coupler Electrical Specifications
Outline Drawing
FREQ.
(MHz)
COUPLING
(dB)
MAINLINE LOSS1
(dB)
L
M
DIRECTIVITY
(dB)
U
L
VSWR POWER
(:1) INPUT, W
M
U
L
MU
fL-fU
Nom.
Flatness
Typ.
Max.
Typ.
Max.
Typ.
Max.
Typ.
Min.
Typ.
Min.
Typ.
Min.
Typ.
5-600
12.2±0.5
±0.6
0.4
0.8
0.5
1.0
0.8
1.5
20
17
21
18
20
12
1.3
In
Return Loss
(dB)
Out
Cpl
24.93
25.25
25.59
25.75
24.35
21.73
19.81
18.62
18.13
18.26
36.02
37.90
41.55
45.26
29.52
23.91
20.80
19.03
18.22
18.28
24.62
24.76
24.92
24.96
24.21
23.15
21.77
20.45
19.44
18.73
Max. Max.
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.
PCB Land Pattern
Typical Performance Data
Frequency
(MHz)
Suggested Layout,
Tolerance to be within ±.002
Outline Dimensions ( inch
mm )
A
.390
9.91
B
.31
7.87
C
.225
5.72
D
.060
1.52
E
---
H
.420
10.67
J
.120
3.05
K
.060
1.52
L
.100
2.54
M
---
F
.100
2.54
G
.045
1.14
wt
grams
0.50
5.00
6.00
8.00
10.00
100.00
200.00
300.00
400.00
500.00
600.00
at RF level of -10 dBm
Coupling
(dB)
In-Cpl
Directivity
(dB)
0.68
0.67
0.66
0.67
0.69
0.71
0.77
0.79
0.84
0.92
12.25
12.24
12.24
12.24
12.26
12.27
12.28
12.20
12.11
12.05
27.30
27.29
27.30
27.29
25.97
23.92
22.07
20.71
19.85
19.38
LRDC-12-1-75J
COUPLING & DIRECTIVITY
LRDC-12-1-75J
MAINLINE LOSS
40
COUPLING &
DIRECTIVITY (dB)
Demo Board MCL P/N: TB-34
Suggested PCB Layout (PL-043)
MAINLINE LOSS (dB)
1.1
Mainline Loss
(dB)
In-Out
1.0
0.9
0.8
0.7
at RF level of -10 dBm
DIRECTIVITY
20
10
0
0.6
0
100
200
300
400
500
600
0
100
FREQUENCY (MHz)
at RF level of -10 dBm
50
200
300
400
500
600
FREQUENCY (MHz)
Electrical Schematic
LRDC-12-1-75J
RETURN LOSS
IN
RETURN LOSS (dB)
COUPLING
30
OUT
CPL
40
30
20
10
0
100
200
300
400
500
600
FREQUENCY (MHz)
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IF/RF MICROWAVE COMPONENTS
REV. A
M119986
LRDC-12-1-75J
WZ/TD/CP/AM
081124