MINI DBTC-12-4

Surface Mount
NEW!
Directional Couplers
50Ω
DBTC-12-4 DBTC-12-4L
5 to 1000 MHz
Features
Maximum Ratings
Operating Temperature
•
•
•
•
•
•
•
-40°C to 85°C
Storage Temperature
-55°C to 100°C
Pin Connections
INPUT
3
OUTPUT
4
COUPLED
1
GROUND
2
NOT USED*
very flat coupling
very broadband, multi octave
temperature stable, BLUE CELL™ base
all welded construction
leads attached for better solderibility
micro-miniature coupler
protected by U.S. Patent 6,140,887 & 6,784,521
No Leads
Leads
CASE STYLE:AT790-1
PRICE: $1.99 ea. QTY (25)
$1.69 ea. QTY (1000)
CASE STYLE:AT1030
PRICE: $2.14 ea. QTY (25)
$1.84 ea. QTY (1000)
Applications
5,6
• VHF/UHF receivers/transmitters
• cellular
*pins 5&6 must be isolated
Directional Coupler Electrical Specifications
Outline Drawing
AT790-1
MAINLINE LOSS*
(dB)
COUPLING
(dB)
FREQ.
RANGE
(MHz)
fL-fU
Nom.
Max.
Flatness
5-1000
12.2±0.5
±0.9
L
Typ. Max.
M
U
Typ. Max. Typ. Max.
0.9
0.7 1.3
1.8
* Includes theoretical coupled power loss of 0.27 dB at 12 dB coupling.
**For coupled port VSWR above 500 MHz, 1.5:1 typ.
AT1030
DIRECTIVITY
(dB)
L
Typ. Min.
1.1 1.6
33
M
Typ. Min.
22
L = low range [fL to 10 fL]
21
14
VSWR**
(:1)
U
Typ. Min.
15
—
M = mid range [10 fL to fU/2]
POWER
INPUT, W
Typ.
L
Max.
MU
Max.
1.20
0.5
1.0
U = upper range [fU/2 to fU]
Typical Performance Data
Frequency
(MHz)
5.00
10.00
50.00
100.00
500.00
600.00
800.00
900.00
1000.00
AT790-1 & AT1030
Outline Dimensions ( inch
mm )
In
19.19
21.25
22.99
22.94
22.00
21.56
20.94
20.79
20.48
34.34
34.86
35.53
37.41
25.82
22.32
17.75
16.15
14.74
Return Loss
(dB)
Out
23.31
27.96
35.09
34.58
26.19
25.58
25.46
26.14
26.70
Cpl
17.81
19.68
21.01
21.11
18.96
17.94
15.62
14.55
13.43
BLUE CELL™ is protected by U.S. Patents.
DBTC-12-4L
INSERTION LOSS
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
.10
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
Demo Board MCL P/N: TB-278
Suggested PCB Layout (PL-150)
Directivity
(dB)
wt.
grams
.10
DBTC-12-4L
COUPLING & DIRECTIVITY
40.0
at RF level of -10 dBm
1.2
INSERTION LOSS (dB)
AT1030
Coupling
(dB)
In-Cpl
12.07
11.96
11.90
11.93
11.99
11.99
12.03
12.07
12.13
COUPLING & DIRECTIVITY (dB)
AT790-1 A
B
C
D
E
F
G
H
J
K
.150 .150 .150 .050 .030 .025 .028 .050 .160 .030
3.81 3.81 3.81 1.27 0.76 0.64 0.71 1.27 4.06 0.76
Insertion Loss
(dB)
In-Out
0.88
0.79
0.73
0.75
0.85
0.88
0.95
1.00
1.06
1.0
0.8
0.6
0.4
0.2
0.0
COUPLING
35.0
DIRECTIVITY
30.0
25.0
20.0
15.0
10.0
5.0
0.0
0
200
400
600
800
1000
0
200
FREQUENCY (MHz)
400
600
800
1000
FREQUENCY (MHz)
DBTC-12-4L
RETURN LOSS
40.0
at RF level of -10 dBm
RETURN LOSS (dB)
35.0
30.0
25.0
20.0
15.0
10.0
5.0
IN
OUT
CPL
0.0
0
200
400
600
800
1000
FREQUENCY (MHz)
®
Mini-Circuits
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 ISO 9001 & ISO 14001 Certified
REV. F
M89619
DBTC-12-4 ED-8954/1
DBTC-12-4L ED-8954A
WZ/TD/CP
040225