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Mini-Circuits - Surface Mount Directional Couplers 50 5 to 1000 MHz

Numéro de référence DBTC-12-4
Description Surface Mount Directional Couplers 50 5 to 1000 MHz
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DBTC-12-4 fiche technique
Surface Mount
Directional Couplers
50
5 to 1000 MHz
NEW!
DBTC-12-4 DBTC-12-4L
Maximum Ratings
Operating Temperature
Storage Temperature
-40°C to 85°C
-55°C to 100°C
Pin Connections
INPUT
OUTPUT
COUPLED
GROUND
NOT USED*
*pins 5&6 must be isolated
3
4
1
2
5,6
Outline Drawing
AT790-1
AT1030
Features
• 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
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)
Applications
• VHF/UHF receivers/transmitters
• cellular
Directional Coupler Electrical Specifications
FREQ.
RANGE
(MHz)
COUPLING
(dB)
MAINLINE LOSS*
(dB)
DIRECTIVITY
(dB)
VSWR** POWER
(:1) INPUT, W
Max.
L MU L MU
fL-fU
Nom. Flatness
Typ. Max. Typ. Max. Typ. Max. Typ. Min. Typ. Min. Typ. Min.
5-1000 12.2±0.5 ±0.9
0.9 1.8 0.7 1.3 1.1 1.6 33 22 21 14 15 —
* Includes theoretical coupled power loss of 0.27 dB at 12 dB coupling.
L = low range [f to 10 f ] M = mid range [10 f to f /2]
LL
LU
**For coupled port VSWR above 500 MHz, 1.5:1 typ.
L MU
Typ. Max. Max.
1.20
0.5 1.0
U = upper range [f /2 to f ]
UU
AT790-1 & AT1030
Outline Dimensions
(
)inch
mm
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
wt.
grams
.10
AT1030 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)
Typical Performance Data
Frequency
(MHz)
Insertion Loss
(dB)
In-Out
5.00
0.88
10.00
0.79
50.00
0.73
100.00
0.75
500.00
0.85
600.00
0.88
800.00
0.95
900.00
1.00
1000.00
1.06
BLUE CELL™ is protected by U.S. Patents.
Coupling
(dB)
In-Cpl
12.07
11.96
11.90
11.93
11.99
11.99
12.03
12.07
12.13
Directivity
(dB)
34.34
34.86
35.53
37.41
25.82
22.32
17.75
16.15
14.74
Return Loss
(dB)
In Out Cpl
19.19 23.31 17.81
21.25 27.96 19.68
22.99 35.09 21.01
22.94 34.58 21.11
22.00 26.19 18.96
21.56 25.58 17.94
20.94 25.46 15.62
20.79 26.14 14.55
20.48 26.70 13.43
1.2 at RF level of -10 dBm
DBTC-12-4L
INSERTION LOSS
1.0
0.8
0.6
0.4
0.2
0.0
0
200 400 600
FREQUENCY (MHz)
800
1000
40.0
35.0
30.0
25.0
20.0
15.0
10.0
5.0
0.0
0
DBTC-12-4L
COUPLING & DIRECTIVITY
COUPLING DIRECTIVITY
200 400 600 800
FREQUENCY (MHz)
1000
DBTC-12-4L
RETURN LOSS
40.0 at RF level of -10 dBm
35.0
30.0
25.0
20.0
15.0
10.0
5.0
0.0
0
IN OUT CPL
200 400 600 800
FREQUENCY (MHz)
1000
Mini-Circuits® INTERNET http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
REV. F
M89619
DBTC-12-4 ED-8954/1
DBTC-12-4L ED-8954A
WZ/TD/CP
040225
Distribution Centers NORTH AMERICA 800-654-7949 • 417-335-5935 • Fax 417-335-5945 • EUROPE 44-1252-832600 Fax 44-1252-837010
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