Power Splitter/Combiner
4 Way-0°
Operating Temperature
Storage Temperature
Power Input (as a splitter)
Internal Dissipation
Coaxial
ZMSC-4-3+
50Ω
0.25 to 250 MHz
Features
• wideband, 0.25 to 250 MHz
• high isolation, 30 dB typ.
• good VSWR, 1.15:1 typ.
CASE STYLE: N24
Connectors Model
Price
SMA
ZMSC-4-3+
$64.95
BRACKET (OPTION "B")
$5.00
BRACKET (OPTION "BR")
$1.50
Qty.
(1-9)
(1+)
(1+)
Maximum Ratings
-55°C to 100°C
-55°C to 100°C
1W max.
0.250W max.
Permanent damage may occur if any of these limits are exceeded.
Applications
Coaxial Connections
SUM PORT
PORT 1
PORT 2
PORT 3
PORT 4
S
1
2
3
4
• HF/VHF
• radio communication
• receivers/transmitters
+RoHS Compliant
The +Suffix identifies 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.
33
Min
20
Typ.
30
ISOLATION
(dB)
M
Min
20
Typ.
27
U
Min
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
2.50
3.00
10.00
55.00
100.00
130.00
150.00
180.00
200.00
220.00
240.00
250.00
J
2.50
63.50
Typical Performance Data
Total Loss
(dB)
S-2
6.20
6.20
6.20
6.17
6.16
6.17
6.27
6.33
6.38
6.40
6.43
6.47
6.48
6.54
6.55
1
S-3
6.20
6.20
6.20
6.17
6.16
6.16
6.27
6.34
6.38
6.40
6.44
6.48
6.49
6.53
6.53
S-4
6.19
6.21
6.21
6.17
6.17
6.16
6.26
6.33
6.39
6.41
6.44
6.49
6.50
6.56
6.57
Amp.
Unbal.
(dB)
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.02
0.02
0.01
0.01
0.02
0.02
0.02
0.04
Isolation
(dB)
1-2
28.97
31.12
31.99
32.86
33.09
33.40
29.06
26.26
25.25
24.95
25.03
25.40
26.14
27.54
28.48
2-3
54.63
54.58
55.08
55.05
54.93
52.68
42.32
38.85
37.66
37.30
37.10
37.03
36.72
35.94
35.32
3-4
29.13
31.26
32.12
33.09
33.26
33.34
28.92
26.11
25.12
24.83
24.89
25.29
26.05
27.44
28.41
Phase VSWR VSWR VSWR VSWR VSWR
Unbal.
S
1
2
3
4
(deg.)
0.06
0.09
0.10
0.10
0.11
0.07
0.12
0.15
0.26
0.22
0.30
0.37
0.41
0.34
0.38
1.11
1.07
1.05
1.04
1.03
1.03
1.07
1.11
1.12
1.13
1.14
1.14
1.14
1.15
1.15
1.19
1.12
1.09
1.07
1.07
1.05
1.03
1.01
1.04
1.06
1.10
1.12
1.15
1.17
1.19
1.19
1.12
1.09
1.07
1.07
1.05
1.03
1.01
1.04
1.06
1.10
1.12
1.15
1.17
1.19
1.18
1.11
1.09
1.07
1.06
1.05
1.03
1.01
1.03
1.05
1.09
1.11
1.13
1.16
1.17
1.19
1.12
1.09
1.07
1.06
1.05
1.03
1.01
1.03
1.05
1.08
1.11
1.13
1.15
1.16
6.20
6.21
6.20
6.18
6.17
6.17
6.26
6.33
6.38
6.40
6.44
6.49
6.49
6.54
6.55
Outline Dimensions (
inch
)
mm
A
1.50
38.10
K
.10
2.54
B
1.13
28.70
L
.32
8.13
C
1.00
25.40
M
.75
19.05
D
.50
12.70
N
1.18
29.97
E
.155
3.94
P
.31
7.87
F
2.345
59.56
Q
.56
14.22
G
.138
3.51
R
.81
20.57
H
.987
25.07
1. Total Loss = Insertion Loss + 6dB splitter loss.
ZMSC-4-3+
TOTAL LOSS
6.8
S-1(dB)
TOTAL LOSS (dB)
6.6
6.4
6.2
6.0
0
50
100
150
200
250
FREQUENCY (MHz)
S-3(dB)
ZMSC-4-3+
ISOLATION
60
ISOLATION (dB)
52
44
36
28
20
0
50
100
150
200
250
FREQUENCY (MHz)
1-2(dB)
2-3(dB)
3-4(dB)
S
wt
.150 grams
3.81
45.0
1.30
ZMSC-4-3+
VSWR
#S-VSWR
#1-VSWR
#3-VSWR
electrical schematic
1.20
VSWR
1.10
1.00
0
50
100
150
200
250
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
www.minicircuits.com
P.O. Box 35166, Brooklyn, NY 11235-0003 (718) 934-4500 sales@minicircuits.com
Mini-Circuits
®
REV. C
M131858
ZMSC-4-3+
HY/TD/CP/AM
121120