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Notes: 1. Performance and quality attributes and conditions not expressly stated in this specification sheet are intended to be excluded and do not form a part of this specification sheet. 2. Electrical specifications
and performance data contained herein are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions. 3. The parts covered by this specification sheet are subject to
Mini-Circuits standard limited warranty and terms and conditions (collectively, “Standard Terms”); Purchasers of this part are entitled to the rights and benefits contained therein. For a full statement of the Standard
Terms and the exclusive rights and remedies thereunder, please visit Mini-Circuits’ website at www.minicircuits.com/MCLStore/terms.jsp.
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IF/RF MICROWAVE COMPONENTS
Typical Performance Data
Electrical Specications
Maximum Ratings
Pin Connections
INPUT 3
OUTPUT 4
COUPLED 1
GROUND 2
75Ω TERM EXTERNAL 6
NOT USED 5
Operating Temperature -40°C to 85°C
Storage Temperature -55°C to 100°C
Demo Board MCL P/N: TB-72
Suggested PCB Layout (PL-010)
MAINLINE LOSS
0.0
0.2
0.4
0.6
0.8
1.0
0 200 400 600 800 1000
FREQUENCY (MHz)
MAINLINE LOSS (dB)
at RF level of -10 dBm
COUPLING & DIRECTIVITY
0
10
20
30
40
50
0 200 400 600 800 1000
FREQUENCY (MHz)
COUPLING & DIRECTIVITY
(dB)
COUPLING DIRECTIVITY
at RF level of -10 dBm
TCD-18-4-75X+
RETURN LOSS
0
10
20
30
40
50
0 200 400 600 800 1000
FREQUENCY (MHz)
RETURN LOSS (dB)
IN OUT CPL
at RF level of -10 dBm
75Ω 10 to 1000 MHz
Directional Coupler
REV. OR
M133661
ED-8563/1
TCD-18-4-75X+
WZ/TD/CP/AM
120206
Surface Mount
FREQ.
RANGE
(MHz)
COUPLING
(dB)
MAINLINE LOSS1
(dB)
DIRECTIVITY
(dB)
VSWR
(:1)
POWER
INPUT, W
Nom. Flatness
L M U L M U L MU
fL-fUTyp. Max. Ty p. Max. Typ. Max. Ty p. Min. Ty p. Min. Ty p . Min. Ty p. Max. Max.
10-1000 18.0±0.5 ±0.9 0.9 1.3 0.7 1.2 0.8 1.3 20 15 22 15 18 — 1.20 1.0 1.0
Frequency
(MHz)
Mainline Loss
(dB)
In-Out
Coupling
(dB)
In-Cpl
Directivity
(dB)
In
Return Loss
(dB)
Out Cpl
Features
• wideband, 10 to 1000 MHz
• low mainline loss, 0.7 dB typ.
• aqueous washable
• leads for excellent solderability
• protected by US Patent 6,140,887
Applications
• VHF/UHF
• CATV
• cellular
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.
10.00 0.80 18.25 24.89 19.65 21.19 19.31
30.00 0.75 18.09 28.81 21.21 23.47 21.05
50.00 0.75 18.07 29.10 21.46 23.88 21.36
90.00 0.75 18.05 28.90 21.60 23.98 21.20
100.00 0.75 18.05 28.77 21.62 23.96 21.20
300.00 0.73 18.00 25.91 21.12 23.00 22.63
500.00 0.75 17.87 23.32 20.19 21.20 25.64
700.00 0.75 17.64 21.87 20.17 20.48 28.73
900.00 0.79 17.44 21.22 21.04 20.47 32.11
1000.00 0.81 17.34 21.19 21.96 20.60 31.73
Electrical Schematic
* Case temperature is defined as temperature on ground leads.
Permanent damage may occur if any of these limits are exceeded.
Outline Drawing
Outline Dimensions ( )
inch
mm
ABCDE F
.160 .150 .160 .050 .040 .025
4.06 3.81 4.06 1.27 1.02 0.64
GH JK wt
.028 .065 .190 .030 grams
0.71 1.65 4.83 0.76 0.15
Lead #1 identifier shall be located
in the cross hatched area shown
Total thickness: .013 inches MAX.
Suggested Layout,
Tolerance to be within
±
.002
PCB Land Pattern
CASE STYLE: DB1627
PRICE: $1.49 ea. QTY(20)
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
The +Sufx has been added in order to identify RoHS
Compliance. See our web site for RoHS Compliance
methodologies and qualications.
Available Tape and Reel
at no extra cost
Reel Size Devices/Reel
7” 20, 50, 100, 200, 500
13” 1000, 2000