INTERNET
http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
Distribution Centers NORTH AMERICA 800-654-7949 417-335-5935 Fax 417-335-5945 EUROPE 44-1252-832600 Fax 44-1252-837010
Mini-Circuits
Mini-Circuits ISO 9001 & ISO 14001 Certified
Typical Performance Data
Electrical Specifications
Maximum Ratings
Pin Connections
Features
very flat coupling, 0.15 dB typ.
broadband, multioctave
temperature stable, LTCC base
micro-miniature coupler
protected by US Patents, 6,140,887 & 6,784,521
INPUT
3
OUTPUT
4
COUPLED
1
GROUND
2
ISOLATE (DO NOT USE)
6
Applications
VHF/UHF transmitters
cellular
Operating Temperature
-40C to 85C
Storage Temperature
-55C to 100C
Frequency
(MHz)
Mainline Loss
(dB)
In-Out
Coupling
(dB)
In-Cpl
Directivity
(dB)
Return Loss
(dB)
In
Cpl
Out
DBTC-7-152+
MAINLINE LOSS
1.8
2.0
2.2
2.4
2.6
2.8
0
300
600
900
1200
1500
FREQUENCY (MHz)
M
A
I
N
L
I
N
E
L
O
S
S
(
d
B
)
at RF level of 0 dBm
DBTC-7-152+
COUPLING & DIRECTIVITY
0
10
20
30
40
0
300
600
900
1200
1500
FREQUENCY (MHz)
C
O
U
P
L
I
N
G
&
D
I
R
E
C
T
I
V
I
T
Y
(
d
B
)
COUPLING
DIRECTIVITY
at RF level of 0 dBm
DBTC-7-152+
RETURN LOSS
10
20
30
40
50
0
300
600
900
1200
1500
FREQUENCY (MHz)
R
E
T
U
R
N
L
O
S
S
(
d
B
)
IN
OUT
CPL
at RF level of 0 dBm
electrical schematic
INPUT
OUTPUT
COUPLED
50
, 7dB Coupling, 10 to 1500 MHz
Directional Couplers
REV. OR
M105872
ED-12526
DBTC-7-152+
DY/RS/CP/AM
060620
Surface Mount
FREQ.
(MHz)
COUPLING
(dB)
MAINLINE LOSS
(dB)
DIRECTIVITY
(dB)
VSWR
(:1)
POWER
INPUT
(W)
Nom.
Max.
Flatness
Typ. Max.
Typ. Min.
Typ.
Max.
10-1500
7.00.5
0.5
10-100
2.2
2.7
32
20
1.4
0.5
100-750
2.2
2.6
29
15
1.4
1.0
750-1500
2.3
3.2
16
9
1.4
1.0
Demo Board MCL P/N: TB-278
Suggested PCB Layout (PL-150)
5.00
2.17
7.07
27.17
12.45
21.18
21.33
50.00
2.12
6.92
33.24
13.24
21.93
26.08
150.00
2.15
6.97
32.95
13.44
21.26
25.04
300.00
2.17
6.98
29.37
13.82
19.97
23.43
500.00
2.16
6.91
24.56
14.71
18.49
22.88
700.00
2.18
6.84
20.96
15.84
17.26
24.92
1000.00
2.24
6.72
17.31
18.52
15.82
46.44
1200.00
2.33
6.69
15.48
21.27
15.02
24.76
1400.00
2.47
6.72
13.83
25.55
14.19
18.44
1500.00
2.57
6.76
13.09
28.03
13.74
16.40
No Leads
CASE STYLE:AT790-1
PRICE: $ 1.99 ea. QTY (25)
$ 1.69 ea. QTY (1000)
Leads
CASE STYLE:AT1030
PRICE: $ 2.14 ea. QTY (25)
$ 1.84 ea. QTY (1000)
DBTC-7-152+ DBTC-7-152L+
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
The +Suffix has been added in order to identify RoHS
Compliance. See our web site for RoHS Compliance
methodologies and qualifications.
Outline Drawing / Dimensions ( )
AT1030 (DBTC-7-152L+)
AT790-1 (DBTC-7-152+)
A
B
C
D
E
F
G
H
J
K
wt
.150
.150
.150
.050
.030
.025
.028
.050
.160
.030 grams
3.81
3.81
3.81
1.27
0.76
0.64
0.71
1.27
4.06
0.76
0.10
A
B
C
D
E
F
G
H
J
K
L
wt
.166
.150
.155
.050
.037
.025
.012
.060
.184
.030
.004 grams
4.22
3.81
3.94
1.27
0.94
0.64
0.30
1.52
4.67
0.76
0.10
0.10
PCB Land Pattern
Suggested Layout,
Tolerance to be within
.002
PCB Land Pattern
Suggested Layout,
Tolerance to be within
.002
inch
mm
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