Surface Mount
Bi-Directional Coupler
BDCA1-7-33
High Power, 50Ω
1600 to 3300 MHz
Maximum Ratings
OperatingTemperature
Features
• wideband, 1600-3300 MHz
• excellent VSWR 1.1:1 typ.
• excellent power handling capability
• low profile
-55°C to 100°C
-55°C to 100°C
StorageTemperature
CASE STYLE: DZ944
PRICE: $3.95 ea. QTY (10-49)
Pin Connections
INPUT
Applications
1
OUTPUT
6
• defense communication
• ISM
• mobile satellite
• wireless communication
COUPLED (forward)
COUPLED (reverse)
GROUND
10
5
2,3,4,7,8,9
Bi-Directional Electrical Specifications
OutlineDrawing
MODEL
NO.
FREQ.
RANGE
(MHz)
COUPLING
(dB)
MAINLINE LOSS*
(dB)
DIRECTIVITY
(dB)
VSWR
(:1)
POWER
INPUT**
(W)
Max.
fL-fU
Nom.
Flatness
Typ. Max.
Typ. Min.
Typ.
Max.
BDCA1-7-33
1600-3300
1600-2200
2200-2700
2700-3300
7.0±0.6
6.5±0.5
7.1±0.6
±0.8
±0.3
±0.9
1.6
1.6
1.6
1.9
1.9
1.9
27
23
21
22
18
17
1.10
1.15
1.15
32
32
24
* Includes theoretical coupled power loss of 1.0 dB at 7 dB coupling.
**Derate linearly to 1/3 at 100°C
Typical Performance Data
Frequency
(MHz)
InsertionLoss
(dB)
Coupling
(dB)
In-CPL Out-Term
Directivity
(dB)
Out-CPL In-Term
Return Loss
(dB)
In-Out
In
Out
CPL
Term
1600.00
1800.00
2000.00
2200.00
2400.00
2600.00
2800.00
3000.00
3200.00
3300.00
1.25
1.38
1.49
1.59
1.63
1.72
1.64
1.67
1.63
1.58
7.42
6.97
6.67
6.49
6.41
6.43
6.50
6.74
7.15
7.35
7.42
6.98
6.68
6.51
6.43
6.47
6.57
6.83
7.20
7.52
29.58
35.58
32.37
27.61
24.83
23.19
22.30
22.07
22.20
24.60
31.57
32.54
28.09
24.86
22.95
21.73
21.21
21.12
21.87
23.52
30.85
40.89
36.34
28.93
25.58
24.33
24.79
27.56
31.40
33.20
32.38
54.99
32.22
26.79
24.18
23.26
23.63
25.80
28.60
31.52
33.94
45.06
36.75
32.27
30.95
31.89
34.98
44.47
38.15
36.12
28.53
30.53
32.19
33.17
32.97
31.67
29.98
29.03
28.84
29.36
inch
Outline Dimensions (
)
mm
A
.30
B
.250
6.35
C
.052
1.32
D
.274
6.96
E
.050
1.27
F
G
.050
.012
7.62
1.27
0.30
BDCA1-7-33
INSERTION LOSS
BDCA1-7-33
COUPLING & DIRECTIVITY
at RF level of -10 dBm
at RF level of -10 dBm
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
35
30
25
20
15
10
5
H
.057
1.45
J
.004
0.10
K
.085
2.16
L
.296
7.52
M
.030
0.76
wt
grams
0.25
Demo Board MCL P/N: TB-115
Suggested PCB Layout (PL-004)
COUPLING
DIRECTIVITY
0
1600 1800 2000 2200 2400 2600 2800 3000 3200 3400
FREQUENCY (MHz)
1600 1800 2000 2200 2400 2600 2800 3000 3200 3400
FREQUENCY (MHz)
BDCA1-7-33
RETURN LOSS
at RF level of -10 dBm
60
Bi-Directional Coupler
Schematic
50
40
30
20
10
0
OUT
IN
IN
OUT
CPL
TERM
CPL
CPL
FORWARD
REVERSE
1600 1800 2000 2200 2400 2600 2800 3000 3200 3400
FREQUENCY (MHz)
®
INTERNET http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
REV. A
M88753
ED-10880/5
BDCA1-7-33
LC/TD/CP
041112
Mini-Circuits
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