Notes
A.
Performance and quality attributes and conditions not expressly stated in this specification document are intended to be excluded and do not form a part of this specification document.
B.
Electrical specifications and performance data contained in this specification document are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions.
C.
The parts covered by this specification document 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
Mini-Circuits
®
www.minicircuits.com P.O. Box 35166, Brooklyn, NY 11235-0003 (718) 934-4500 sales@minicircuits.com
Typical Performance Data
Electrical Specifi cations
Maximum Ratings
Pin Connections
INPUT 3
OUTPUT 4
COUPLED 1
GROUND 2
ISOLATE (DO NOT USE) 6 Applications
• CATV
• wire-line broadband access
Operating Temperature -40°C to 85°C
Storage Temperature -55°C to 100°C
Frequency
(MHz)
Mainline Loss
(dB)
In-Out
Coupling
(dB)
In-Cpl
Directivity
(dB)
Return Loss
(dB)
In CplOut
DBTC-9-4-75L+
MAINLINE LOSS
0.5
1.0
1.5
2.0
2.5
3.0
0 200 400 600 800 1000 1200
FREQUENCY (MHz)
MAINLINE LOSS (dB)
at RF level of 0 dBm
DBTC-9-4-75L+
COUPLING & DIRECTIVITY
5
10
15
20
25
0 200 400 600 800 1000 1200
FREQUENCY (MHz)
COUPLING & DIRECTIVITY
(dB)
COUPLING DIRECTIVITY
at RF level of 0 dBm
DBTC-9-4-75L+
RETURN LOSS
5
10
15
20
25
30
35
40
0 200 400 600 800 1000 1200
FREQUENCY (MHz)
RETURN LOSS (dB)
IN OUT CPL
at RF level of 0 dBm
75Ω, 9dB Coupling, 5 to 1200 MHz
Directional Coupler
REV. OR
M135592
ED-12342A/1
DBTC-9-4-75X+
DY/RS/CP/AM
120216
Surface Mount
FREQ.
(MHz)
COUPLING
(dB)
MAINLINE LOSS
(dB)
DIRECTIVITY
(dB)
VSWR
(:1)
POWER
INPUT
(W)
Nom.
Max.
Flatness Typ. Max. Ty p . Min. Ty p. Max.
5-1200 9.3±0.5 ±0.7
5-50 1.3 1.8 20 16 1.3 0.5
50-500 1.4 1.9 19 16 1.4 0.5
500-1000 1.5 2.1 18 15 1.6 0.5
1000-1200 1.8 2.4 17 12 1.8 0.5
Demo Board MCL P/N: TB-279
Suggested PCB Layout (PL-151)
5.00 1.30 8.95 20.16 17.86 27.44 17.79
50.00 1.25 8.94 20.52 18.77 37.27 18.31
180.00 1.35 9.04 19.88 18.21 24.64 15.38
340.00 1.47 9.17 18.93 14.37 19.25 11.87
500.00 1.59 9.31 18.17 12.71 15.89 9.41
700.00 1.71 9.43 17.66 11.29 13.70 7.55
850.00 1.79 9.50 17.84 10.98 12.74 6.68
1000.00 1.85 9.50 18.18 11.17 12.00 6.13
1100.00 1.94 9.53 18.33 10.61 11.44 5.87
1200.00 2.05 9.55 18.17 10.64 10.96 5.66
Features
• very fl at coupling
• very broadband, multi octave
• temperature stable, LTCC base
• all welded construction
• leads attached for better solderability
• micro miniature coupler
• aqueous washable
• protected by US Patents 6,140,887 & 6,784,521
Electrical Schematic
Permanent damage may occur if any of these limits are exceeded.
top hat
™
DBTC-9-4-75X+
CASE STYLE: AT1667-1
PRICE: $1.99 ea. QTY (20)
$1.69 ea. QTY (1000)
Outline Drawing
Outline Dimensions ( )
inch
mm
ABCDEF
.150 .150 .150 .050 .030 .025
3.81 3.81 3.81 1.27 0.76 0.64
G H J K wt
.028 .050 .160 .030 grams
0.71 1.27 4.06 0.76 0.10
Suggested Layout,
Tolerance to be within ±.002
PCB Land Pattern
TOTAL THICKNESS: .013 inch MAX.
+RoHS Compliant
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications
