
Typical Performance Data
Bi-Directional Electrical Specifications
Maximum Ratings
Operating Temperature
Storage Temperature
Pin Connections
INPUT
OUTPUT
COUPLED (forward)
COUPLED (reverse)
GROUND
Features
four-port coupler
wideband, 800-2500 MHz
excellent VSWR, 1.15:1 typ. all ports
minimal variation with temperature
low profile, 0.07" height
cellular, PCA, PCN, UMTS
ISM
GPS
Applications
CASE STYLE: DZ944
PRICE: $5.95 ea. QTY (10-49)
Frequency
(MHz)
Insertion Loss
(dB)
In-Out
Coupling
(dB)
In-CPL
Return Loss
(dB)
Out
In
CPL
Out-Term
Directivity
(dB)
Out-CPL
In-Term
Term
BDCA-15-25
800-2500
800-1000
1800-2000
15±1.7
16.3±0.8
13.5±0.5
±2.4
±1.1
±0.3
0.5
0.35
0.55
1.0
0.6
1.0
27
27
17
11
19
12
1.20
1.15
1.35
23
40
28
1
6
10
5
2,3,4,7,8,9
-55°C to 100°C
-55°C to 100°C
f
L
-f
U
FREQ.
RANGE
(MHz)
COUPLING
(dB)
DIRECTIVITY
(dB)
VSWR
(:1)
Nom.
Max.
Flatness
MAINLINE LOSS*
(dB)
POWER
INPUT**
(W)
Typ.
Typ. Min.
MODEL
NO.
Typ. Max.
* Includes theoretical coupled power loss of 0.14 dB at 15 dB coupling.
** Derate linearly to 1/3 at 100°C
Max.
800.00
1000.00
1200.00
1500.00
1700.00
1800.00
2000.00
2100.00
2300.00
2500.00
0.30
0.36
0.44
0.55
0.61
0.64
0.68
0.69
0.69
0.66
17.09
15.63
14.61
13.70
13.41
13.34
13.33
13.39
13.59
13.96
17.11
15.63
14.61
13.71
13.41
13.34
13.33
13.37
13.57
13.93
35.62
27.89
23.87
19.67
17.68
16.92
15.78
15.31
14.62
14.06
34.78
29.29
25.04
20.19
17.96
17.12
15.69
15.19
14.25
13.64
30.30
26.70
23.41
19.65
18.00
17.50
16.97
17.07
17.99
20.62
31.64
27.33
23.75
19.81
18.18
17.57
17.04
17.02
18.01
20.58
39.42
31.23
25.82
20.85
18.76
18.05
17.05
16.88
17.04
18.22
34.79
30.07
25.60
20.70
18.55
17.88
17.04
16.93
17.24
18.53
Outline Drawing
Outline Dimensions ( )
B
C
D
.250
.052
.274
6.35
1.32
6.96
inch
mm
F
Demo Board MCL P/N: TB-115
Suggested PCB Layout (PL-004)
A
E
G
.30
7.62
.050
1.27
.050
1.27
.012
0.30
H
J
K
L
M
wt
.057
1.45
.004
0.10
.085
2.16
.296
7.52
.030
0.76
grams
0.25
CPL
FORWARD
CPL
REVERSE
IN
OUT
Bi-Directional Coupler
Schematic
High Power, 50
800 to 2500 MHz
Bi-Directional Coupler
Surface Mount
INTERNET
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Mini-Circuits
ISO 9001 & ISO 14001
Certified
Mini-Circuits
REV. C
M94608
ED-9168D/1
BDCA-15-25
LC/TD/CP/AM
040930
BDCA-15-25
NEW!
BDCA-15-25
INSERTION LOSS
0.2
0.3
0.4
0.5
0.6
0.7
0.8
800 1000 1200 1400 1600 1800 2000 2200 2400 2600
FREQUENCY (MHz)
I
at RF level of -10 dBm
BDCA-15-25
RETURN LOSS
15
20
25
30
35
40
45
50
800 1000 1200 1400 1600 1800 2000 2200 2400 2600
FREQUENCY (MHz)
R
IN
OUT
CPL
TERM
at RF level of -10 dBm
BDCA-15-25
COUPLING AND DIRECTIVITY
at RF level of -10 dBm
10
16
22
28
34
40
46
800 1000 1200 1400 1600 1800 2000 2200 2400 2600
FREQUENCY (MHz)
C
D
COUPLING
DIRECTIVITY