Coaxial
Power Splitter/Combiner
4 Way-0° 75Ω
Maximum Ratings
Operating Temperature
Storage Temperature
Power Input (as a splitter)
Internal Dissipation
-55°C to 100°C
-55°C to 100°C
1W max.
0.250W max.
ZSC-4-1-75+
ZSC-4-1-75
1 to 200 MHz
Features
•
•
•
•
wideband, 1 to 200 MHz
good isolation, 25 dB typ.
excellent VSWR, 1.05:1 typ.
rugged, shielded case
CASE STYLE: N27
Connectors
Model
BNC
ZSC-4-1-75
BRACKET (OPTION “B”)
BRACKET (OPTION “BR”)
Price
$59.95
$5.00
$1.50
Qty.
(1-9)
(1+)
(1+)
Applications
Coaxial Connections
SUM PORT
PORT 1
PORT 2
PORT 3
PORT 4
S
1
2
3
4
FREQ.
RANGE
(MHz)
f
L
-f
U
1-200
• HF/VHF
• radio communication
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
See our web site for RoHS Compliance methodologies and
qualifications.
Splitter Electrical Specifications
ISOLATION
(dB)
INSERTION LOSS (dB)
ABOVE 6 dB
M
U
Typ. Max. Typ. Max.
0.5
0.8
0.7
1.2
PHASE
UNBALANCE
(Degrees)
L
Max.
4
M
Max.
6
U
Max.
10
AMPLITUDE
UNBALANCE
(dB)
L
Max.
0.15
M
Max.
0.20
U
Max.
0.30
M
L
U
L
Typ. Min. Typ. Min. Typ. Min. Typ. Max.
30
20
25
20
25
20
0.4
0.7
L = low range [f
L
to 10 f
L
]
M = mid range [10 f
L
to f
U
/2]
U = upper range [f
U
/2 to f
U
]
Outline Drawing
Freq.
(MHz)
1.00
5.00
10.00
31.00
52.00
66.00
80.00
92.00
100.00
124.00
140.00
156.00
172.00
190.00
200.00
Typical Performance Data
Insertion Loss
(dB)
S-1 S-2
S-3 S-4
6.18
6.16
6.16
6.21
6.22
6.24
6.24
6.24
6.24
6.28
6.29
6.30
6.29
6.36
6.35
6.19
6.14
6.16
6.20
6.23
6.23
6.26
6.25
6.26
6.27
6.29
6.29
6.30
6.34
6.33
6.15
6.13
6.13
6.18
6.19
6.22
6.22
6.23
6.23
6.26
6.26
6.28
6.31
6.34
6.34
6.14
6.13
6.13
6.18
6.19
6.22
6.22
6.22
6.24
6.27
6.27
6.27
6.28
6.35
6.31
Amp.
Unbal.
(dB)
0.05
0.03
0.03
0.03
0.04
0.02
0.04
0.03
0.03
0.02
0.03
0.03
0.02
0.02
0.03
Isolation
(dB)
1-2
2-3
3-4
34.52
40.21
40.92
39.37
37.86
37.17
36.61
36.09
35.92
35.29
34.97
34.65
34.35
34.25
33.98
64.35
58.11
53.77
46.26
42.68
40.88
39.47
38.57
38.00
36.36
35.50
34.72
33.98
33.34
33.01
36.73
40.89
40.67
38.91
37.96
37.44
36.94
36.64
36.52
36.20
35.92
35.91
35.79
35.86
35.79
Phase
Unbal.
(deg.)
0.27
0.03
0.17
0.05
0.17
0.22
0.26
0.30
0.47
0.43
0.47
0.33
0.56
0.64
0.67
VSWR VSWR VSWR VSWR VSWR
S
1
2
3
4
1.08
1.06
1.06
1.06
1.05
1.05
1.05
1.04
1.03
1.01
1.01
1.01
1.03
1.05
1.05
1.03
1.02
1.02
1.02
1.01
1.02
1.02
1.02
1.02
1.01
1.01
1.02
1.02
1.03
1.02
1.03
1.02
1.02
1.02
1.01
1.02
1.02
1.02
1.02
1.01
1.01
1.02
1.02
1.03
1.02
1.04
1.03
1.03
1.03
1.02
1.02
1.03
1.03
1.02
1.01
1.02
1.02
1.02
1.02
1.02
1.04
1.02
1.02
1.02
1.01
1.02
1.02
1.02
1.02
1.01
1.01
1.02
1.02
1.03
1.02
ZSC-4-1-75
INSERTION LOSS
INSERTION LOSS (dB)
ZSC-4-1-75
ISOLATION
80
S-3(dB)
ISOLATION (dB)
1-2(dB)
70
60
50
40
30
20
2-3(dB)
3-4(dB)
Outline Dimensions (
inch
)
mm
A
2.25
57.15
K
.10
2.54
B
1.38
35.05
L
.48
12.19
C
1.24
31.50
M
1.13
28.70
D
.50
12.70
N
1.78
45.21
E
.150
3.81
P
.36
9.14
F
3.100
78.74
Q
.69
17.53
G
.138
3.51
R
1.01
25.65
H
1.238
31.45
J
3.25
82.55
6.8
S-1(dB)
6.6
6.4
6.2
6.0
0
50
100
FREQUENCY (MHz)
ZSC-4-1-75
VSWR
1.30
S
wt
.150 grams
3.81
92.0
150
200
0
50
100
FREQUENCY (MHz)
150
200
electrical schematic
#3-VSWR
#S-VSWR
1.20
VSWR
#1-VSWR
1.10
1.00
0
50
100
FREQUENCY (MHz)
150
200
Mini-Circuits
®
INTERNET
http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
REV. A
M96470
ZSC-4-1-75
HY/TD/CP
051129
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NORTH AMERICA 800-654-7949 • 417-335-5935 • Fax 417-335-5945 • EUROPE 44-1252-832600 • Fax 44-1252-837010
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