Power Splitter/Combiner
4 Way-0°
Operating Temperature
Storage Temperature
Power Input (as a splitter)
Internal Dissipation
Coaxial
ZSC-4-3+
50Ω
-55°C to 100°C
-55°C to 100°C
1W max.
0.250W max.
0.25 to 250 MHz
Features
• wideband, 0.25 to 250 MHz
• high isolation, 30 dB typ.
• good VSWR, 1.20:1 typ.
• rugged shielded case
CASE STYLE: N27
Connectors Model
Price
BNC
ZSC-4-3+
$56.95
BRACKET(OPTION "B")
$5.00
BRACKET(OPTION "BR")
$1.50
Qty.
(1-9)
(1+)
(1+)
Maximum Ratings
Permanent damage may occur if any of these limits are exceeded.
Coaxial Connections
SUM PORT
PORT 1
PORT 2
PORT 3
PORT 4
S
1
2
3
4
Applications
• HF/VHF
• amateur radio
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
The +Suffix has been added in order to identify RoHS
Compliance. See our web site for RoHS Compliance
methodologies and qualifications.
Electrical Specifications
FREQ.
RANGE
(MHz)
L
f
L
-f
U
0.25-250
Typ. Min.
33
20
ISOLATION
(dB)
M
Typ. Min.
30
20
U
Typ. Min.
27
20
INSERTION LOSS (dB)
ABOVE 6.0 dB
L
M
U
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.
0.25
Typ. Max. Typ. Max. Typ. Max.
0.4
0.7
0.5
0.75
0.7
1.2
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)
S-1
0.25
0.50
1.00
5.00
10.00
20.00
33.60
50.00
75.20
100.00
150.10
175.10
200.00
225.00
250.00
6.35
6.33
6.34
6.25
6.25
6.28
6.28
6.32
6.38
6.43
6.47
6.50
6.50
6.53
6.64
Typical Performance Data
Total Loss
(dB)
S-2
6.38
6.36
6.35
6.24
6.25
6.27
6.27
6.33
6.39
6.45
6.49
6.53
6.54
6.57
6.70
1
S-3
6.38
6.36
6.36
6.25
6.24
6.28
6.27
6.32
6.39
6.43
6.50
6.52
6.54
6.56
6.67
S-4
6.38
6.36
6.36
6.25
6.24
6.27
6.28
6.33
6.39
6.45
6.48
6.51
6.51
6.54
6.64
Amp.
Unbal.
(dB)
0.03
0.03
0.02
0.01
0.01
0.01
0.01
0.01
0.01
0.02
0.03
0.03
0.04
0.04
0.06
Isolation
(dB)
1-2
25.15
27.67
29.04
31.59
31.74
31.11
29.98
28.72
27.10
26.05
25.56
26.21
27.54
29.03
28.42
VSWR VSWR VSWR VSWR VSWR
S
1
2
3
4
3-4
26.87
29.42
30.51
31.90
31.71
30.91
29.70
28.38
26.71
25.63
25.13
25.85
27.46
30.13
31.57
1.23
1.13
1.09
1.05
1.05
1.06
1.09
1.12
1.15
1.17
1.17
1.13
1.10
1.13
1.24
1.38
1.22
1.17
1.09
1.07
1.07
1.07
1.07
1.07
1.07
1.05
1.04
1.05
1.10
1.17
ZSC-4-3+
ISOLATION
2-3
50.85
50.90
50.78
50.05
48.80
45.32
42.15
39.38
36.59
34.88
33.18
33.08
33.57
34.68
36.51
1.38
1.22
1.17
1.09
1.07
1.07
1.08
1.08
1.09
1.10
1.09
1.08
1.08
1.11
1.18
1.35
1.21
1.16
1.08
1.07
1.07
1.08
1.08
1.10
1.11
1.10
1.09
1.09
1.12
1.18
1.35
1.20
1.16
1.08
1.07
1.07
1.07
1.08
1.08
1.08
1.07
1.05
1.05
1.09
1.15
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
1. Total Loss = Insertion Loss + 6dB splitter loss.
ZSC-4-3+
TOTAL LOSS
6.8
S-1(dB)
TOTAL LOSS (dB)
6.6
6.4
6.2
6.0
0
50
100
150
FREQUENCY (MHz)
ZSC-4-3+
VSWR
1.60
#S-VSWR
1.40
VSWR
#1-VSWR
#3-VSWR
200
250
S-3(dB)
ISOLATION (dB)
80
70
60
50
40
30
20
10
0
0
50
100
150
FREQUENCY (MHz)
200
250
1-2(dB)
2-3(dB)
3-4(dB)
S
wt
.150 grams
3.81
92.0
electrical schematic
1.20
1.00
0
50
100
150
FREQUENCY (MHz)
200
250
®
ISO 9001 ISO 14001 AS 9100
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Notes: 1.
Performance and quality attributes and conditions not expressly stated in this specification sheet are intended to be excluded and do not form a part of this specification sheet.
2.
Electrical specifications
and performance data contained herein are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions.
3.
The parts covered by this specification sheet 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. C
M127604
ZFSC-4-3+
HY/TD/CP/AM
100617