
Features
very flat coupling
very broadband, multi octave
temperature stable, BLUE CELL base
all welded construction
leads attached for better solderability
micro-miniature coupler
protected by U.S. Patent 6,140,887 & 6,784,521
Applications
cable TV
Directional Coupler Electrical Specifications
INPUT
OUTPUT
COUPLED
GROUND
NOT USED*
*pins 5&6 must be isolated
Maximum Ratings
Operating Temperature
-40°C to 85°C
Storage Temperature
-55°C to 100°C
Outline Dimensions ( )
Case
Style
A
B
AT790-1
.150
.150
.150
3.81
3.81
3.81
AT1030
.166
.150
.155
4.22
3.81
3.94
Mini-Circuits
inch
Outline Drawing
Demo Board MCL P/N: TB-279
Suggested PCB Layout (PL-151)
3
4
1
2
5,6
Reflow Solder Assembly
Silver-bearing solder (Sn/Pb/Ag 62/36/2%) is recommended;
however, tin-lead eutectic (Sn/Pb 63/37%) may be used.
For temperature profiles, see Application Note AN-40-004
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-75-OHMS SERIES
NEW!
AT790-1
AT1030
AT790-1 & AT1030
MODEL
NO.
FREQ.
RANGE
(MHz)
f
L
-f
U
5-1250
5-1000
5-1000
1000-1500
5-1000
1000-1500
5-1000
5-1250
COUPLING
(dB)
VSWR**
(:1)
Nom.
6.8±0.3
10.5±0.5
13.2±0.5
13.6±0.5
16.3±0.5
16.5±0.5
18.2±0.5
20.5±0.5
Max.
Flatness
±0.8
±0.7
±0.6
±0.8
±0.7
±0.7
±0.7
±0.9
POWER
INPUT, W
L
Max.
0.5
0.5
0.5
MU
Max.
1.0
1.0
1.0
MAINLINE LOSS*
(dB)
M
Typ. Max.
2.2
2.6
1.4
2.0
1.0
1.5
1.4
2.2
1.0
1.5
1.3
1.9
0.8
1.4
0.6
0.9
L
Typ. Max.
2.2
1.5
0.9
U
Typ. Max.
2.3 2.8
1.5 2.0
1.1 1.6
DIRECTIVITY
(dB)
M
Typ. Min.
17
13
20
13
19
14
17
—
21
13
19
—
21
14
19
13
L
Typ. Min.
15
21
21
U
Typ. Min.
16
16
18
Typ.
1.40
1.30
1.30
U
Typ. Max.
2.3 2.9
—
—
U
Typ. Min.
12
—
—
DBTC-6-4-75
DBTC-10-4-75
DBTC-13-5-75
3.1
2.2
1.4
1.02
0.40
0.21
0.20
0.10
0.10
0.07
0.04
13
16
17
10
—
—
7
—
—
—
—
DBTC-16-5-75
1.2
2.0
1.1 1.6
—
—
22
16
20
—
—
—
1.30
1.0
1.0
DBTC-18-4-75
DBTC-20-4-75
* Includes theoretical loss at coupled port
** For coupled port VSWR above 500 MHz, 1.6:1 typ.
0.8
0.4
1.5
0.7
1.0 1.6
0.8 1.2
L = low range [f
L
to 10 f
L
]
—
1.1 1.5
—
25
20
16
16
15
11
—
7
—
9
—
6
1.30
1.40
1.0
0.5
1.0
1.0
M = mid range [10 f
L
to f
U
/2] U = upper range [f
U
/2 to f
U
]
U= 1000-1250 MHz
T
L
wt.
C
D
E
F
G
H
J
K
L
grams
.050
1.27
.050
1.27
.030
0.76
.037
0.94
.025
0.64
.025
0.64
.028
0.71
.012
0.30
.050
1.27
.060
1.52
.160
4.06
.184
4.67
.030
0.76
.030
0.76
—
—
.10
.004
0.10
.10
To order models with leads, add “L” suffix to model No.
6 to 20 dB Coupling 75
5 to 1500 MHz
Directional Couplers
Surface Mount
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 E
UROPE 44-1252-832600
Fax 44-1252-837010
Mini-Circuits
ISO 9001 & ISO 14001
Certified
REV. G
M89618
DBTC-6-4-75
DBTC-6-4-75L
DBTC-10-4-75
DBTC-10-4-75L ED-8953A/1
DBTC-13-5-75
DBTC-13-5-75L ED-8967A/1
DBTC-16-5-75
DBTC-16-5-75L ED-8978A/1
DBTC-18-4-75
DBTC-18-4-75L ED-8956A/1
DBTC-20-4-75
DBTC-20-4-75L ED-10793A/1
DBTC-75_75L
WZ/RS/CP
040225
PAGE 1 OF 2
ED-10488B/1
ED-10488C/1
ED-8953/1
ED-8967/1
ED-8978/1
ED-8956/1
ED-10793/1