Directional Coupler
50
Ω
Maximum Ratings
Operating Temperature
Storage Temperature
-40°C to 85°C
-55°C to 100°C
Surface Mount
TCD-13-4+
TCD-13-4
5 to 1000 MHz
Features
• wideband, 5 to 1000 MHz
• low mainline loss, 0.7 dB typ.
• aqueous washable
• leads for excellent solderability
• protected by US Patent 6,140,887
CASE STYLE: DB714
PRICE: $1.49 ea. QTY (25)
Pin Connections
INPUT
OUTPUT
COUPLED
GROUND
50Ω TERM EXTERNAL
NOT USED
3
4
1
2
6
5
+ 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.
Applications
• VHF/UHF
• CATV
• cellular
Directional Coupler Electrical Specifications
FREQ.
RANGE
(MHz)
f
L
-f
U
5-1000
Outline Drawing
COUPLING
(dB)
Nom.
13.0±0.5
Flatness
±0.6
MAINLINE LOSS
1
(dB)
L
Typ. Max.
0.7
1.3
M
Typ. Max.
0.7
1.3
U
Typ. Max.
0.8
1.5
L
Typ. Min.
21
17
DIRECTIVITY
(dB)
M
Typ. Min.
18
12
U
Typ. Min.
15
—
VSWR POWER
(:1) INPUT, W
Typ.
1.20
L
MU
Max. Max.
0.5
1.0
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.
Typical Performance Data
PCB Land Pattern
Frequency
(MHz)
Mainline Loss
(dB)
In-Out
0.75
0.65
0.65
0.65
0.66
0.66
0.67
0.76
0.83
0.97
TCD-13-4
MAINLINE LOSS
Coupling
(dB)
In-Cpl
13.03
12.92
12.93
12.93
12.94
12.94
12.96
12.96
12.87
12.71
Directivity
(dB)
In
20.84
22.79
23.21
23.36
23.44
23.49
23.51
22.34
21.40
20.29
Return Loss
(dB)
Out
25.98
31.81
33.94
34.53
34.67
34.47
33.94
26.31
24.21
22.25
Cpl
21.97
24.61
25.22
25.43
25.58
25.69
25.79
25.28
24.61
23.79
Suggested Layout,
Tolerance to be within
±.002
3.00
9.00
18.00
30.00
50.00
70.00
100.00
500.00
700.00
1000.00
22.20
21.84
21.83
21.74
21.71
21.62
21.48
18.19
16.07
13.56
Outline Dimensions (
inch
)
mm
A
.160
4.06
G
.028
0.71
B
.150
3.81
H
.065
1.65
C
.160
4.06
J
.190
4.83
D
.050
1.27
K
.030
0.76
E
.040
1.02
F
.025
0.64
wt
grams
0.15
2.0
MAINLINE LOSS (dB)
1.6
1.2
0.8
0.4
0.0
TCD-13-4
COUPLING & DIRECTIVITY
50
COUPLING &
DIRECTIVITY (dB)
40
30
20
10
0
at RF level of -10 dBm
at RF level of -10 dBm
COUPLING
DIRECTIVITY
Demo Board MCL P/N: TB-71
Suggested PCB Layout (PL-009)
0
200
400
600
FREQUENCY (MHz)
800
1000
0
200
400
600
FREQUENCY (MHz)
800
1000
TCD-13-4
RETURN LOSS
50
RETURN LOSS (dB)
40
30
20
10
0
0
200
400
600
FREQUENCY (MHz)
800
1000
at RF level of -10 dBm
Electrical Schematic
CPL
IN
OUT
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TM
®
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IF/RF MICROWAVE COMPONENTS
REV. F
M119986
ED-7875A/1
TCD-13-4
WZ/TD/CP/AM
081113
MINI [ MINI-CIRCUITS ]
