Coaxial
Power Splitter/Combiner
ZFSC-2-372+
2 Way-0° 50Ω
10 to 3700 MHz
Maximum Ratings
Features
• very wideband, 10 to 3700 MHz
Operating Temperature
Storage Temperature
Power Input (as a splitter)
Internal Dissipation
-40°C to 85°C
CASE STYLE: K18
Connectors Model
• low insertion loss, 0.6 dB typ.
-55°C to 100°C
1W max.
• excellent amplitude unbalance, 0.2 dB typ.
• excellent phase unbalance, 1.0 deg. typ.
• rugged shielded case
SMA
ZFSC-2-372-S+
BRACKET (OPTION "B")
0.125W max.
Permanent damage may occur if any of these limits are exceeded.
+RoHS Compliant
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications
Applications
Coaxial Connections
SUM PORT
• satellite distribution
• MMDS
• defense communications
• cellular
• GPS
3
1
2
• PCS/DCS
• ISM
PORT 1
PORT 2
Electrical Specifications
FREQ.
RANGE
(MHz)
ISOLATION
(dB)
INSERTION LOSS (dB)
ABOVE 3.0 dB
PHASE
UNBALANCE
(Degrees)
AMPLITUDE
UNBALANCE
(dB)
Outline Drawing
L
M
U
L
M
U
L
M
U
L
M
U
fL-fU
Typ. Min. Typ. Min. Typ. Min. Typ. Max. Typ. Max. Typ. Max.
Max. Max. Max.
Max. Max. Max.
10-3700
18 13
18 14
20 14
0.5 0.8
0.6 1.1
0.8 1.6
1
4
6
0.2
0.3
0.4
2400-3300
25 17
0.6 1.3
5
0.3
L = low range [fL to 10 fL]
M = mid range [10 fL to fU/2]
U= upper range [fU/2 to fU]
Typical Performance Data
Frequency
(MHz)
Total Loss1
(dB)
Amplitude
Unbalance
(dB)
Isolation
(dB)
Phase
Unbalance
(deg.)
VSWR
S
VSWR
1
VSWR
2
S-1
S-2
10.00
100.00
400.00
3.53
3.55
3.54
3.49
3.39
3.36
3.41
3.52
3.59
3.75
3.81
3.90
3.97
4.04
4.10
3.53
3.55
3.54
3.48
3.37
3.33
3.34
3.42
3.48
3.63
3.69
3.80
3.88
3.93
4.00
0.00
0.00
0.01
0.01
0.02
0.03
0.06
0.10
0.11
0.12
0.12
0.10
0.10
0.11
0.11
18.72
18.75
18.97
18.79
18.71
18.63
18.96
20.75
23.20
32.34
26.87
21.86
19.61
18.46
17.55
0.00
0.01
0.00
0.00
0.02
0.02
0.01
0.10
0.22
0.61
0.72
0.84
0.82
0.71
0.54
1.99
1.98
1.91
1.78
1.53
1.35
1.28
1.32
1.37
1.45
1.47
1.51
1.55
1.58
1.61
1.56
1.56
1.54
1.47
1.32
1.21
1.12
1.06
1.06
1.21
1.29
1.41
1.51
1.57
1.63
1.56
1.56
1.54
1.47
1.32
1.21
1.12
1.06
1.09
1.27
1.36
1.49
1.59
1.65
1.70
700.00
1200.00
1600.00
2000.00
2400.00
2600.00
3000.00
3150.00
3350.00
3500.00
3600.00
3700.00
inch
Outline Dimensions (
)
mm
A
B
C
D
E
F
G
H
1.25
1.25
.75
.63
.38
1.00
.125 1.000
31.75 31.75 19.05 16.00
9.65 25.40
3.18 25.40
J
--
--
K
--
--
L
M
N
2.18
P
.75
Q
wt
.07 grams
1.78 70.0
.125 1.688
3.18 42.88 55.37 19.05
1. Total Loss = Insertion Loss + 3dB splitter loss.
ZFSC-2-372+
TOTAL LOSS
ZFSC-2-372+
ISOLATION
40
5.0
S-1(dB)
S-2(dB)
35
30
25
20
15
4.5
4.0
3.5
3.0
0
500 1000 1500 2000 2500 3000 3500 4000
FREQUENCY (MHz)
0
500 1000 1500 2000 2500 3000 3500 4000
FREQUENCY (MHz)
ZFSC-2-372+
VSWR
2.2
#S-VSWR
#1-VSWR
#2-VSWR
2.0
1.8
1.6
1.4
1.2
1.0
electrical schematic
0
500 1000 1500 2000 2500 3000 3500 4000
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
REV. B
M151107
ZFSC-2-372+
ED-2876
HY/WZ/CP/AM
151021
®
Mini-Circuits
www.minicircuits.com P.O. Box 350166, Brooklyn, NY 11235-0003 (718) 934-4500 sales@minicircuits.com