Surface Mount
Bi-Directional Coupler
High Power, 50Ω
Maximum Ratings
Operating Temperature
Storage Temperature
-55°C to 100°C
-55°C to 100°C
EW!
N
BDCN-17-25
824 to 2525 MHz
Features
•
•
•
•
•
•
•
•
•
four-port coupler
wideband, 824-2525 MHz
excellent VSWR, 1.15:1 typ., all ports
minimal variation with temperature
ultra small size
UMTS
PCS
GPS
TDMA
• CDMA
• ISM
• DCS
Pin Connections
INPUT
OUTPUT
COUPLED (forward)
COUPLED (reverse)
GROUND
1
4
6
3
2,5
Applications
CASE STYLE: FV1206-1
PRICE: $2.99 ea. QTY (10-49)
$1.99 ea. QTY (1000)
Bi-Directional Electrical Specifications
Outline Drawing
MODEL
NO.
FREQ.
RANGE
(MHz)
f
L
-f
U
824-2525
824-894
880-960
1710-1880
1850-1990
2110-2170
2375-2525
COUPLING
(dB)
Nom.
16.8±2.0
18.3±0.6
17.6±0.6
14.3±0.6
14.3±0.6
14.3±0.6
15.0±0.6
Max.
Flatness
±3.0
±0.6
±0.6
±0.6
±0.4
±0.4
±0.8
MAINLINE LOSS*
(dB)
Typ.
0.6
0.3
0.3
0.5
0.5
0.5
0.5
Max.
0.9
0.8
0.8
0.9
0.9
0.9
0.9
DIRECTIVITY
(dB)
Typ.
13
13
13
22
22
25
15
Min.
10
10
10
17
17
20
11
VSWR
(:1)
Typ.
1.2
1.2
1.2
1.2
1.2
1.2
1.2
POWER
INPUT**
(W)
Max.
16
16
16
16
16
16
16
BDCN-17-25
* Includes theoretical coupled power loss of 0.1 dB at 17 dB coupling.
** Derate linearly to 8W at 100°C
Typical Performance Data
Frequency
(MHz)
824.00
1000.00
1500.00
1700.00
1800.00
1880.00
2000.00
2100.00
2300.00
2525.00
Insertion Loss
(dB)
In-Out
0.25
0.30
0.42
0.46
0.48
0.48
0.50
0.50
0.51
0.49
BDCN-17-25
INSERTION LOSS
Coupling
(dB)
In-CPL Out-Term
18.40
17.07
14.87
14.45
14.32
14.25
14.22
14.26
14.54
15.18
18.40
17.08
14.88
14.46
14.33
14.26
14.23
14.26
14.53
15.16
Directivity
(dB)
Out-CPL In-Term
13.19
13.85
17.67
20.65
22.72
24.64
27.94
28.30
21.69
15.51
13.24
13.88
17.63
20.43
22.36
24.13
27.40
27.88
21.71
15.42
In
27.22
25.83
23.35
23.72
23.44
23.72
23.63
24.33
25.09
27.33
Return Loss
(dB)
Out
CPL
27.34
26.07
23.34
23.26
22.72
22.87
23.17
23.91
24.22
26.72
26.50
25.35
25.52
26.46
27.48
27.72
29.06
29.31
28.13
27.50
Term
27.52
26.82
25.99
26.58
26.58
26.82
26.72
27.02
28.67
30.60
Outline Dimensions (
inch
)
mm
A
.126
3.20
H
.042
1.07
B
.063
1.60
J
.024
0.61
C
.035
0.89
K
.123
3.12
D
.024
0.61
E
.022
0.56
wt.
grams
.020
F
.012
0.30
G
.039
0.99
1.0
0.9
0.8
INSERTION LOSS (dB)
0.7
0.6
0.5
0.4
0.3
0.2
0.1
at RF level of -10 dBm
30
COUPLING & DIRECTIVITY(dB)
26
22
18
14
10
6
BDCN-17-25
COUPLING & DIRECTIVITY
Demo Board MCL P/N: TB-255
Suggested PCB Layout (PL-131)
COUPLING
800
1000
1200
1400
1600
1800
2000
DIRECTIVITY
2200
2400
2600
0.0
800
1000
1200
1400
1600
1800
2000
2200
2400
2600
FREQUENCY (MHz)
FREQUENCY (MHz)
40
at RF level of -10 dBm
BDCN-17-25
RETURN LOSS
RETURN LOSS (dB)
30
Bi-Directional Coupler
Schematic
IN
OUT
20
10
IN
0
800
1000
1200
1400
1600
OUT
1800
2000
CPL
2200
TERM
2400
2600
CPL
FORWARD
CPL
REVERSE
FREQUENCY (MHz)
Mini-Circuits
BDC1
®
INTERNET
http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
Distribution Centers
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REV. OR
M90673
BDCA-17-25
ED-10885/1
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