MINI DBTC-9-4 4L Surface mount directional couplers 50â ¦ 5 to 1000 mhz Datasheet

Surface Mount
NEW!
Directional Couplers
50Ω
DBTC-9-4 DBTC-9-4L
5 to 1000 MHz
Maximum Ratings
Features
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
loads attached for better solderability
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
FREQ.
RANGE
(MHz)
COUPLING
(dB)
fL-fU
5-1000
MAINLINE LOSS*
(dB)
Nom.
Max.
Flatness
9.0±0.5
±0.5
L
Typ. Max.
M
U
Typ. Max. Typ. Max.
1.2
1.2 1.8
2.0
1.5 2.0
L
Typ. Min.
21
17
L = low range [fL to 10 fL]
* Includes theoretical coupled power loss of 0.58 dB at 9 dB coupling.
** For coupled port VSWR above 500 MHz, 1.6:1 typ.
AT1030
DIRECTIVITY
(dB)
M
Typ. Min.
18
13
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
AT790-1 & AT1030
Outline Dimensions ( inch
mm )
1.18
1.10
1.07
1.09
1.16
1.20
1.23
1.31
1.37
1.43
wt.
grams
.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
.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)
5.00
10.00
50.00
100.00
300.00
500.00
600.00
800.00
900.00
1000.00
1.6
at RF level of -10 dBm
Coupling
(dB)
In-Cpl
Directivity
(dB)
In
8.93
8.89
8.87
8.90
8.93
8.90
8.88
8.86
8.85
8.86
21.62
21.70
21.50
20.99
19.47
17.60
16.50
14.74
14.07
13.44
DBTC-9-4L
INSERTION LOSS
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0
200
400
600
Return Loss
(dB)
Out
Cpl
24.67
29.04
32.70
31.81
30.43
30.62
30.39
30.31
29.26
27.16
18.40
19.50
20.22
20.27
18.93
16.66
15.36
12.91
11.86
10.86
17.90
19.15
20.07
20.12
20.49
21.02
20.89
20.45
20.06
19.34
DBTC-9-4L
COUPLING & DIRECTIVITY
COUPLING & DIRECTIVITY
(dB)
AT1030
Insertion Loss
(dB)
In-Out
INSERTION LOSS (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
Frequency
(MHz)
800
1000
800
1000
25
20
15
10
5
COUPLING
DIRECTIVITY
0
0
200
FREQUENCY (MHz)
400
600
800
1000
FREQUENCY (MHz)
DBTC-9-4L
RETURN LOSS
RETURN LOSS (dB)
35
30
25
20
15
10
5
IN
OUT
CPL
0
0
200
400
600
FREQUENCY (MHz)
®
Mini-Circuits
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P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
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REV. F
M89619
DBTC-9-4 ED-8958/1
DBTC-9-4L ED-8958A/1
WZ/TD/CP
040909
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