Coaxial
Power Splitter/Combiner
4 Way-0° 50Ω 10 to 500 MHz
ZFSC-4-1W+
Maximum Ratings
Operating Temperature
Storage Temperature
Power Input (as a splitter)
Internal Dissipation
Features
BNC version shown
CASE STYLE: G15
Connectors Model
ZFSC-4-1W-BNC+
ZFSC-4-1W-S+
BRACKET (OPTION "B")
• wideband, 10 to 500 MHz
• good isolation, 23 dB typ.
• rugged shielded case
• good VSWR, 1.15:1
-55°C to 100°C
-55°C to 100°C
1W max.
BNC
SMA
0.250W max.
Permanent damage may occur if any of these limits are exceeded.
Applications
• VHF/UHF
• radio communication
Coaxial Connections
SUM PORT
PORT 1
PORT 2
PORT 3
PORT 4
S
1
2
3
4
Electrical Specifications
FREQ.
RANGE
(MHz)
ISOLATION
(dB)
INSERTION LOSS (dB)
PHASE
UNBALANCE
(Degrees)
AMPLITUDE
UNBALANCE
(dB)
ABOVE 6.0 dB
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.
23 20 23 20 23 20 0.6 1.5 0.6 1.5 0.6 1.5
M = mid range [10 fL to fU/2] U= upper range [fU/2 to fU]
Max. Max. Max.
Max. Max. Max.
0.2 0.3 0.4
10-500
4
8
8
Outline Drawing
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 VSWR
Unbal.
(deg.)
S
1
2
3
4
S-1
S-2
S-3
S-4
1-2
1-4
3-4
10
50
70
100
130
6.36
6.36
6.39
6.40
6.42
6.35
6.36
6.38
6.40
6.40
6.35
6.36
6.39
6.40
6.41
6.35
6.36
6.38
6.39
6.41
0.01
0.01
0.01
0.00
0.01
42.49 31.51 42.51
42.13 31.71 42.28
41.32 31.80 41.74
40.14 31.90 40.81
38.97 31.90 39.89
0.07
0.28
0.38
0.54
0.68
1.11
1.11
1.11
1.11
1.11
1.04
1.02
1.02
1.02
1.03
1.04
1.02
1.02
1.03
1.03
1.04
1.03
1.03
1.03
1.03
1.04
1.03
1.02
1.03
1.03
150
180
200
230
250
6.43
6.45
6.47
6.48
6.50
6.42
6.43
6.45
6.45
6.46
6.42
6.43
6.45
6.46
6.46
6.43
6.44
6.47
6.48
6.48
0.01
0.02
0.02
0.03
0.04
38.33 31.88 39.37
37.56 31.84 38.69
37.18 31.81 38.39
36.66 31.66 37.95
36.50 31.61 37.84
0.78
0.92
1.05
1.16
1.25
1.11
1.11
1.11
1.12
1.12
1.03
1.03
1.04
1.04
1.04
1.03
1.04
1.04
1.05
1.06
1.03
1.04
1.04
1.05
1.06
1.03
1.04
1.04
1.04
1.05
310
350
410
450
500
6.53
6.55
6.59
6.67
6.70
6.47
6.48
6.49
6.56
6.54
6.46
6.48
6.48
6.53
6.52
6.52
6.53
6.57
6.63
6.66
0.07
0.07
0.12
0.13
0.18
36.39 31.33 37.92
36.90 31.27 38.63
38.42 30.99 39.94
39.87 30.96 40.10
39.29 30.72 37.36
1.52
1.74
1.88
2.05
2.17
1.13
1.13
1.13
1.13
1.14
1.05
1.06
1.07
1.08
1.09
1.07
1.08
1.11
1.12
1.14
1.08
1.09
1.12
1.13
1.16
1.06
1.06
1.07
1.08
1.09
inch
Outline Dimensions (
)
mm
A
1.25
B
1.25
C
.75
D
.63
E
.38
9.65 15.49
F
.61
G
--
H
.80
1. Total Loss = Insertion Loss + 6dB splitter loss.
ZFSC-4-1W+
TOTAL LOSS
ZFSC-4-1W+
ISOLATION
31.75 31.75 19.05 16.00
-- 20.32
8.0
7.6
7.2
6.8
6.4
60
52
44
36
28
20
J
.80
K
.76
L
M
N
2.18
P
.75
Q
wt
.07 grams
1.78 85.0
1-2(dB)
1-4(dB)
3-4(dB)
S-1(dB)
S-3(dB)
.125 1.688
3.18 42.88 55.37 19.05
20.32 19.30
6.0
0
0
100
200
300
400
500
100
200
300
400
500
FREQUENCY (MHz)
FREQUENCY (MHz)
ZFSC-4-1W+
VSWR
1.3
1.2
1.1
#S-VSWR
#1-VSWR
#3-VSWR
electrical schematic
1.0
0
100
200
300
400
500
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. E
®
M151107
ZFSC-4-1W
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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