Directional Coupler
75Ω,
16dB coupling,
-40°C to 85°C
-55°C to 100°C
Surface Mount
top hat
™
DBTC-16-5-75LX+
5 to 1500 MHz
Features
•
•
•
•
•
•
•
•
very flat 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
Maximum Ratings
Operating Temperature
Storage Temperature
Permanent damage may occur if any of these limits are exceeded.
CASE STYLE: AT1642
PRICE: $2.14 ea. QTY (20)
$1.84 ea. QTY (1000)
Pin Connections
INPUT
OUTPUT
COUPLED
GROUND
ISOLATE (DO NOT USE)
3
4
1
2
6
+RoHS Compliant
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications
Applications
• VHF/UHF receivers/transmitters
• cellular
FREQ.
RANGE
(MHz)
f
L
-f
U
5-1000
Electrical Specifications
MAINLINE LOSS*
(dB)
L
M
2.0
1.0
1.3
1.5
1.9
1.1
U
Max.
1.6
Typ.
22
L
Min.
16
Typ.
21
19
COUPLING
(dB)
Max.
Flatness
±0.7
±0.7
DIRECTIVITY
(dB)
M
Min.
13
—
Typ.
20
U
Min.
—
VSWR**
(:1)
Outline Drawing
TOTAL THICKNESS: .013 inch MAX.
POWER
INPUT
(W)
L
MU
Max.
1.0
1.0
Max.
0.5
Nom.
16.3±0.5
Typ. Max. Typ. Max. Typ.
1.2
Typ.
1.3
1.3
1000-1500 16.8±0.7
L = 5-50 MHz, M-50-500 MHz, U=500-1000 MHz apply to upper row of specs. 2nd row is for 1000-1500 MHz.
* Includes theoretical coupled power loss of 0.10 dB at 16 dB coupling
** For coupled port VSWR above 500 MHz, 1.6:1 typ.
Typical Performance Data
Frequency
(MHz)
PCB Land Pattern
5.0
10.0
20.0
50.0
70.0
100.0
500.0
700.0
1000.0
1500.0
Mainline Loss
(dB)
In-Out
1.32
1.18
1.13
1.13
1.13
1.12
1.08
1.07
1.09
1.19
DBTC-16-5-75+
MAINLINE LOSS
Coupling
(dB)
In-Cpl
16.54
16.25
16.14
16.11
16.10
16.10
16.18
16.27
16.56
17.35
Directivity
(dB)
22.53
22.81
23.00
23.19
23.23
23.35
25.13
23.81
20.29
16.40
In
16.26
18.13
18.94
19.20
19.30
19.41
21.01
21.95
23.20
22.34
Return Loss
(dB)
Out
17.94
20.48
21.68
22.11
22.19
22.38
24.62
25.41
24.19
20.43
Cpl
12.74
14.84
15.90
16.31
16.37
16.43
14.81
13.38
11.31
8.71
Suggested Layout,
Tolerance to be within
±.002
Outline Dimensions (
inch
)
mm
MAINLINE LOSS (dB)
DBTC-16-5-75+
COUPLING & DIRECTIVITY
COUPLING & DIRECTIVITY
(dB)
50
40
30
20
10
0
0
300
600
900
FREQUENCY (MHz)
1200
1500
at RF level of -10 dBm
A
.166
4.22
G
.012
0.30
B
.150
3.81
H
.060
1.52
C
.155
3.94
J
.184
4.67
D
.050
1.27
K
.030
0.76
E
.037
0.94
F
.025
0.64
2.0
1.6
1.2
0.8
0.4
0.0
at RF level of -10 dBm
COUPLING
DIRECTIVITY
L
wt
.004 grams
0.10
0.10
Demo Board MCL P/N: TB-279
Suggested PCB Layout (PL-151)
0
300
600
900
FREQUENCY (MHz)
DBTC-16-5-75+
RETURN LOSS
1200
1500
Electrical Schematic
30
RETURN LOSS (dB)
25
20
15
10
5
0
at RF level of -10 dBm
IN
OUT
CPL
0
300
600
900
1200
1500
FREQUENCY (MHz)
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
www.minicircuits.com
P.O. Box 35166, Brooklyn, NY 11235-0003 (718) 934-4500 sales@minicircuits.com
Mini-Circuits
®
REV. OR
M134936
ED-8978A/1
DBTC-16-5-75LX+
WP/CP/AM
130926
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