Coaxial
ZMSC-4-3+
Power Splitter/Combiner
4 Way-0° 50Ω 0.25 to 250 MHz
Maximum Ratings
Operating Temperature
Storage Temperature
Power Input (as a splitter)
Internal Dissipation
Features
CASE STYLE: N24
• wideband, 0.25 to 250 MHz
• high isolation, 30 dB typ.
• good VSWR, 1.15:1 typ.
Connectors Model
SMA ZMSC-4-3+
BRACKET (OPTION "B")
BRACKET (OPTION "BR")
Price
Qty.
(1-9)
(1+)
(1+)
-55°C to 100°C
-55°C to 100°C
1W max.
$64.95
$5.00
$1.50
0.250W max.
Permanent damage may occur if any of these limits are exceeded.
Applications
• HF/VHF
• radio communication
• receivers/transmitters
+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
4
PORT 1
Electrical Specifications
PORT 2
FREQ.*
RANGE
(MHz)
ISOLATION
(dB)
INSERTION LOSS (dB)
ABOVE 6.0 dB
PHASE
UNBALANCE
(Degrees)
AMPLITUDE
UNBALANCE
(dB)
PORT 3
PORT 4
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. Max.
33 20 30 20 27 20 0.4 0.7 0.5 0.75 0.7 1.2
M = mid range [10 fL to fU/2] U= upper range [fU/2 to fU]
Max.
Max.
10
Max.
0.15
Max.
Max.
0.25
0.25-250
4
6
0.20
L = low range [fL to 10 fL]
Outline Drawing
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
2-3
3-4
0.25
0.50
1.00
2.50
3.00
6.20
6.21
6.20
6.18
6.17
6.20
6.20
6.20
6.17
6.16
6.20
6.20
6.20
6.17
6.16
6.19
6.21
6.21
6.17
6.17
0.01
0.01
0.01
0.01
0.01
28.97 54.63 29.13
31.12 54.58 31.26
31.99 55.08 32.12
32.86 55.05 33.09
33.09 54.93 33.26
0.06
0.09
0.10
0.10
0.11
1.11
1.07
1.05
1.04
1.03
1.19
1.12
1.09
1.07
1.07
1.19
1.12
1.09
1.07
1.07
1.18
1.11
1.09
1.07
1.06
1.19
1.12
1.09
1.07
1.06
10.00
55.00
100.00
130.00
150.00
6.17
6.26
6.33
6.38
6.40
6.17
6.27
6.33
6.38
6.40
6.16
6.27
6.34
6.38
6.40
6.16
6.26
6.33
6.39
6.41
0.01
0.01
0.02
0.02
0.01
33.40 52.68 33.34
29.06 42.32 28.92
26.26 38.85 26.11
25.25 37.66 25.12
24.95 37.30 24.83
0.07
0.12
0.15
0.26
0.22
1.03
1.07
1.11
1.12
1.13
1.05
1.03
1.01
1.04
1.06
1.05
1.03
1.01
1.04
1.06
1.05
1.03
1.01
1.03
1.05
1.05
1.03
1.01
1.03
1.05
180.00
200.00
220.00
240.00
250.00
6.44
6.49
6.49
6.54
6.55
6.43
6.47
6.48
6.54
6.55
6.44
6.48
6.49
6.53
6.53
6.44
6.49
6.50
6.56
6.57
0.01
0.02
0.02
0.02
0.04
25.03 37.10
25.40 37.03 25.29
26.14 36.72 26.05
27.54 35.94
28.48 35.32 28.41
24.89
0.30
0.37
0.41
0.34
0.38
1.14
1.14
1.14
1.15
1.15
1.10
1.12
1.15
1.17
1.19
1.10
1.12
1.15
1.17
1.19
1.09
1.11
1.13
1.16
1.17
1.08
1.11
1.13
1.15
1.16
27.44
inch
Outline Dimensions (
)
H
mm
1. Total Loss = Insertion Loss + 6dB splitter loss.
A
1.50
B
C
D
E
F
G
J
2.50
ZMSC-4-3+
TOTAL LOSS
ZMSC-4-3+
ISOLATION
1.13
1.00
.50
.155 2.345
3.94 59.56
.138
.987
38.10 28.70 25.40 12.70
3.51 25.07 63.50
6.8
6.6
6.4
6.2
60
52
44
36
28
20
1-2(dB)
2-3(dB)
3-4(dB)
K
.10
2.54
L
.32
M
.75
N
1.18
P
.31
Q
.56
R
.81
S
wt
.150 grams
3.81 45.0
S-1(dB)
S-3(dB)
8.13 19.05 29.97
7.87 14.22 20.57
6.0
0
0
50
100
150
200
250
50
100
150
200
250
FREQUENCY (MHz)
FREQUENCY (MHz)
ZMSC-4-3+
VSWR
1.30
1.20
1.10
#S-VSWR
#1-VSWR
#3-VSWR
electrical schematic
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
REV. C
M131858
ZMSC-4-3+
HY/TD/CP/AM
121120
®
Mini-Circuits
www.minicircuits.com P.O. Box 35166, Brooklyn, NY 11235-0003 (718) 934-4500 sales@minicircuits.com