Typical Performance Data
Bi-Directional Electrical Specifications
Maximum Ratings
Pin Connections
Features
cellular, PCA, PCN, UMTS
ISM
GPS
four-port coupler
wideband, 800-2500 MHz
excellent VSWR, 1.15:1 typ. all ports
minimal variation with temperature
low profile, 0.07" height
Applications
CASE STYLE: DZ944
PRICE: $5.95 ea. QTY (10-49)
Frequency
(MHz)
Insertion Loss
(dB)
In-Out
Coupling
(dB)
Return Loss
(dB)
In
CPL
Out
In-CPL
Out-Term
Directivity
(dB)
Out-CPL
In-Term
Term
BDCA-15-25
800-2500
151.7
2.4
0.5
1.0
27
11
1.20
23
800-1000
16.30.8
1.1
0.35
0.6
27
19
1.15
40
1800-2000
13.50.5
0.3
0.55
1.0
17
12
1.35
28
INPUT
1
OUTPUT
6
COUPLED (forward)
10
COUPLED (reverse)
5
GROUND
2,3,4,7,8,9
Operating Temperature
-55C to 100C
Storage Temperature
-55C to 100C
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 100C
Max.
800.00
0.30
17.09
17.11
35.62
34.78
30.30
31.64
39.42
34.79
1000.00
0.36
15.63
15.63
27.89
29.29
26.70
27.33
31.23
30.07
1200.00
0.44
14.61
14.61
23.87
25.04
23.41
23.75
25.82
25.60
1500.00
0.55
13.70
13.71
19.67
20.19
19.65
19.81
20.85
20.70
1700.00
0.61
13.41
13.41
17.68
17.96
18.00
18.18
18.76
18.55
1800.00
0.64
13.34
13.34
16.92
17.12
17.50
17.57
18.05
17.88
2000.00
0.68
13.33
13.33
15.78
15.69
16.97
17.04
17.05
17.04
2100.00
0.69
13.39
13.37
15.31
15.19
17.07
17.02
16.88
16.93
2300.00
0.69
13.59
13.57
14.62
14.25
17.99
18.01
17.04
17.24
2500.00
0.66
13.96
13.93
14.06
13.64
20.62
20.58
18.22
18.53
Outline Drawing
Outline Dimensions ( )
inch
mm
Demo Board MCL P/N: TB-115
Suggested PCB Layout (PL-004)
A
B
C
D
E
F
G
.30
.250
.052
.274
.050
.050
.012
7.62
6.35
1.32
6.96
1.27
1.27
0.30
H
J
K
L
M
wt
.057
.004
.085
.296
.030
grams
1.45
0.10
2.16
7.52
0.76
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 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
Mini-Circuits ISO 9001 & ISO 14001 Certified
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)
IN
SER
T
I
O
N
L
O
SS (d
B)
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)
RE
T
URN LO
S
S
(dB
)
IN
OUT
CPL
TERM
at RF level of -10 dBm
BDCA-15-25
COUPLING AND DIRECTIVITY
10
16
22
28
34
40
46
800 1000 1200 1400 1600 1800 2000 2200 2400 2600
FREQUENCY (MHz)
CO
UP
LI
NG
&
DI
RE
CT
I
V
I
T
Y
(
dB
)
COUPLING
DIRECTIVITY
at RF level of -10 dBm
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