DC Pass
ZBDC25-2575W+
Bi-Directional Coupler
50Ω Up to 20W 1270 to 2575 MHz
Maximum Ratings
Operating Temperature
Storage Temperature
DC Current
Features
• wide frequency range, 1270 to 2575 MHz
• good coupling flatness, 0ꢀ1 dB typ over 1700-2200 MHz
• high directivity, 30 dB typꢀ
-55°C to 100°C
-55°C to 100°C
2ꢀ5A
CASE STYLE: HT1180
Connectors Model
• very good VSWR, 1ꢀ05:1 typꢀ
• high power, 20W
SMA
ZBDC25-2575W-S+
Permanent damage may occur if any of these limits are exceededꢀ
• DC Current through input to ouput 2ꢀ5A Maxꢀ
at 1ꢀ0 watt RF inputꢀ
+RoHS Compliant
Coaxial Connections
INPUT
OUTPUT
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications
J1
J2
J4
J3
Applications
• GPS
• PCS
COUPLED (forward)
COUPLED (reverse)
• LAB use
Bi-Directional Coupler Electrical Specifications
COUPLING
(dB)
FREQ.
(MHz)
MAINLINE LOSS1
(dB)
DIRECTIVITY
(dB)
VSWR
(:1)
POWER
INPUT
(W)
Outline Drawing
Nomꢀ
Flatness
±0.8
0ꢀ3
Typꢀ Maxꢀ
0.3 0.4
0ꢀ3 0ꢀ45
Typꢀ Minꢀ
Typꢀ
1.05
1ꢀ05
Maxꢀ
20
1270-2575
1700-2200
24.9±1.1
24ꢀ3 0ꢀ5
28
20
24
30
20
1ꢀ Mainline loss includes theoretical power loss at coupled portꢀ
Typical Performance Data
Directivity
Return Loss
(dB)
Frequency
(MHz)
Mainline Loss
(dB)
Coupling
(dB)
In-Cpl Fwd Out-Cpl Rev
(dB)
In-Out
Out-Cpl Fwd In-Cpl Rev
In
Out
Cpl Fwd Cpl Rev
1270ꢀ00
1450ꢀ00
1600ꢀ00
1750ꢀ00
1850ꢀ00
0ꢀ23
0ꢀ24
0ꢀ26
0ꢀ27
0ꢀ28
25ꢀ70
25ꢀ11
24ꢀ78
24ꢀ58
24ꢀ51
25ꢀ71
25ꢀ13
24ꢀ79
24ꢀ59
24ꢀ53
25ꢀ63
27ꢀ14
28ꢀ20
29ꢀ08
29ꢀ48
26ꢀ48
28ꢀ26
30ꢀ37
33ꢀ25
35ꢀ31
27ꢀ91
29ꢀ10
30ꢀ28
30ꢀ99
31ꢀ05
27ꢀ32
28ꢀ76
29ꢀ78
30ꢀ43
30ꢀ69
30ꢀ41
30ꢀ05
30ꢀ32
30ꢀ52
31ꢀ09
28ꢀ47
28ꢀ31
28ꢀ69
29ꢀ43
30ꢀ11
1950ꢀ00
2100ꢀ00
2250ꢀ00
2400ꢀ00
2575ꢀ00
0ꢀ29
0ꢀ30
0ꢀ31
0ꢀ32
0ꢀ34
24ꢀ50
24ꢀ59
24ꢀ81
25ꢀ17
25ꢀ77
24ꢀ53
24ꢀ61
24ꢀ82
25ꢀ16
25ꢀ75
29ꢀ90
29ꢀ04
27ꢀ73
26ꢀ36
24ꢀ33
37ꢀ88
41ꢀ38
41ꢀ01
37ꢀ32
33ꢀ99
31ꢀ08
29ꢀ61
27ꢀ68
25ꢀ83
23ꢀ84
30ꢀ44
29ꢀ12
27ꢀ97
26ꢀ47
24ꢀ15
31ꢀ41
31ꢀ92
31ꢀ58
30ꢀ79
29ꢀ24
30ꢀ80
31ꢀ77
32ꢀ17
32ꢀ08
30ꢀ72
inch
Outline Dimensions (
)
mm
A
3.75
B
1.56
C
.70
D
E
F
.780
ZBDC25-2575W+
MAINLINE LOSS
ZBDC25-2575W+
COUPLING & DIRECTIVITY
.125 3.500
95.25 39.62 17.78 3.18 88.90 19.81
at RF level of -10 dBm
at RF level of -10 dBm
0.4
0.35
0.3
43
39
35
31
27
23
G
.44
H
.60
J
.97
K
2.78
wt
grams
130.0
11.18 15.24 24.64 70.61
0.25
0.2
COUPLING IN-CPL FWD
DIRECTIVITY IN-CPL REV
0.15
1200 1400 1600 1800 2000 2200 2400 2600
FREQUENCY (MHz)
1200 1400 1600 1800 2000 2200 2400 2600
FREQUENCY (MHz)
Electrical Schematic
ZBDC25-2575W+
RETURN LOSS
at RF level of -10 dBm
35
30
25
20
IN
OUT
CPL FWD
CPL REV
1200 1400 1600 1800 2000 2200 2400 2600
FREQUENCY (MHz)
Notes
A. Performance and quality attributes and conditions not expressly stated in this specification document are intended to be excluded and do not form a part of this specification document.
B. Electrical specifications and performance data contained in this specification document are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions.
C. The parts covered by this specification document are subject to Mini-Circuits standard limited warranty and terms and conditions (collectively, “Standard Terms”); Purchasers of this part are entitled
to the rights and benefits contained therein. For a full statement of the Standard Terms and the exclusive rights and remedies thereunder, please visit Mini-Circuits’ website at www.minicircuits.com/MCLStore/terms.jsp
REVꢀ C
M151107
ED-12228/2
ZBDC25-2575W+
HY/LC/CP/AM
151007
®
Mini-Circuits
www.minicircuits.com P.O. Box 350166, Brooklyn, NY 11235-0003 (718) 934-4500 sales@minicircuits.com
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