Coaxial
ZFSC-3-1W+
Power Splitter/Combiner
3 Way-0° 50Ω
2 to 750 MHz
BNC version shown
CASE STYLE: J17
Connectors Model
Maximum Ratings
Features
• wideband, 2 to 750 MHz
Operating Temperature
Storage Temperature
Power Input (as a splitter)
Internal Dissipation
-55°C to 100°C
BNC
SMA
ZFSC-3-1W+
• low insertion loss, 0.5 dB typ.
• high isolation, 30 dB typ.
• rugged shielded case
-55°C to 100°C
1W max.
ZFSC-3-1W-S+
ZFSC-3-1W-N+
N-TYPE
BRACKET (OPTION "B")
0.5W max.
Applications
• VHF/UHF
• instrumentation
• communication style
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
Coaxial Connections
SUM PORT
S
1
2
3
PORT 1
Electrical Specifications
PORT 2
PORT 3
FREQ.
RANGE
(MHz)
ISOLATION
(dB)
INSERTION LOSS (dB)
ABOVE 4.8 dB
PHASE
UNBALANCE
(Degrees)
AMPLITUDE
UNBALANCE
(dB)
L
M
U
L
M
U
L
M
Max.
U
Max.
L
Max.
M
Max.
U
Max.
fL-fU
Typ. Min. Typ. Min. Typ. Min. Typ. Max. Typ. Max. Typ. Max. Max.
30 20 30 20 25 18 0.4 0.75 0.5 1.0 1.0 1.6 3.0
M = mid range [10 fL to fU/2] U= upper range [fU/2 to fU]
Outline Drawing
2-750
5.0
7.0
0.2
0.3
0.5
L = low range [fL to 10 fL]
Typical Performance Data
Freq.
(MHz)
Total Loss1
(dB)
Amp.
Unbal.
(dB)
Isolation
(dB)
Phase VSWR VSWR VSWR VSWR
Unbal.
(deg.)
S
1
2
3
S-1
S-2
S-3
1-2
1-3
2-3
2.00
6.80
16.40
20.00
104.00
5.05
4.99
5.00
5.00
5.10
5.04
4.99
5.00
5.01
5.10
5.04
4.99
5.00
5.01
5.11
0.00
0.00
0.00
0.01
0.01
31.97
31.59
31.51
31.49
29.46
32.43
32.02
31.92
31.94
29.98
32.13
31.67
31.59
31.56
29.29
0.05
0.02
0.03
0.03
0.06
1.17
1.14
1.13
1.13
1.18
1.15
1.14
1.14
1.14
1.16
1.15
1.15
1.15
1.15
1.16
1.15
1.14
1.14
1.14
1.16
188.00
272.00
330.00
375.00
442.50
5.18
5.21
5.29
5.42
5.34
5.19
5.23
5.31
5.46
5.39
5.21
5.25
5.34
5.50
5.44
0.02
0.04
0.05
0.08
0.10
26.83
24.83
23.82
23.45
22.89
27.40
25.45
24.48
24.14
23.66
26.51
24.42
23.36
22.97
22.37
0.11
0.10
0.09
0.15
0.13
1.26
1.34
1.39
1.42
1.45
1.19
1.23
1.26
1.28
1.30
1.20
1.24
1.27
1.29
1.32
1.19
1.23
1.26
1.28
1.31
532.50
600.00
660.00
720.00
750.00
5.44
5.45
5.41
5.37
5.38
5.53
5.56
5.54
5.53
5.55
5.59
5.64
5.63
5.64
5.67
0.15
0.19
0.22
0.27
0.29
22.98
23.59
24.60
25.76
26.13
23.90
24.79
26.31
28.49
29.46
22.36
22.87
23.75
24.81
25.26
0.11
0.16
0.20
0.37
0.46
1.44
1.39
1.32
1.21
1.15
1.33
1.34
1.33
1.32
1.31
1.35
1.37
1.38
1.38
1.37
1.33
1.35
1.36
1.35
1.34
inch
Outline Dimensions (
)
mm
A
1.25
B
C
D
E
F
G
H
1.25
.75
.63
.38 1.000
.125 1.000
3.18 25.40
31.75 31.75 19.05 16.00
9.65 25.40
1. Total Loss = Insertion Loss + 4.8dB splitter loss.
ZFSC-3-1W+
TOTAL LOSS
ZFSC-3-1W+
ISOLATION
J
--
--
K
--
--
L
M
N
2.18
P
.75
Q
wt
.07 grams
1.78 75.0
40
.125 1.688
3.18 42.88 55.37 19.05
6.5
6.0
5.5
5.0
1-2 (dB)
1-3 (dB)
2-3 (dB)
S-1(dB)
S-2(dB)
S-3(dB)
35
30
25
20
For option B with N-Type connectors, dimension "C" increases
to 0.94 inches.
4.5
0
150
300
450
600
750
0
150
300
450
600
750
FREQUENCY (MHz)
FREQUENCY (MHz)
ZFSC-3-1W+
VSWR
2.0
1.8
1.6
1.4
1.2
#S-VSWR
#1-VSWR
electrical schematic
1.0
0
150
300
450
600
750
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. D
M151107
ZFSC-3-1W+
HY/TD/CP/AM
151020
®
Mini-Circuits
www.minicircuits.com P.O. Box 350166, Brooklyn, NY 11235-0003 (718) 934-4500 sales@minicircuits.com
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