Coaxial
Power Splitter/Combiner
ZMSC-3-1
3 Way-0° 50Ω
1 to 200 MHz
Maximum Ratings
Features• rugged shielded case
Operating Temperature
Storage Temperature
Power Input (as a splitter)
Internal Dissipation
-55°C to 100°C
Applications• VHF
• instrumentation
• radio communication system
-55°C to 100°C
1W max.
CASE STYLE: P26
Connectors Model
SMA ZMSC-3-1
BRACKET (OPTION "B")
BRACKET (OPTION "BR")
Price
Qty.
(1-9)
(1+)
(1+)
0.375W max.
$57.95
$5.00
$1.50
Coaxial Connections
SUM PORT
S
1
2
3
PORT 1
PORT 2
Electrical Specifications
PORT 3
FREQ.
RANGE
(MHz)
ISOLATION
(dB)
INSERTION LOSS (dB)
ABOVE 4.8 dB
PHASE
UNBALANCE
(Degrees)
AMPLITUDE
UNBALANCE
(dB)
L
M
U
L
M
U
L
M
U
L
M
U
Outline Drawing
fL-fU
Typ. Min Typ. Min Typ. Min Typ. Max. Typ. Max. Typ. Max. Max.
45 35 40 25 40 25 0.3 0.5 0.4 0.7 0.6 1.0
M = mid range [10 fL to fU/2] U= upper range [fU/2 to fU]
Max.
Max.
4
Max.
0.15
Max.
Max.
0.3
1-200
1
2
0.2
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
Unbal.
(deg.)
S
1
2
3
S-1
S-2
S-3
1-2
1-3
2-3
1.00
4.00
8.00
26.00
50.00
5.09
5.02
5.03
5.06
5.08
5.09
5.02
5.04
5.06
5.08
5.10
5.02
5.03
5.06
5.08
0.01
0.01
0.01
0.00
0.00
46.35
45.95
44.98
41.67
38.76
47.66
46.40
45.00
42.34
40.53
41.10
38.74
37.47
36.29
35.80
0.06
0.07
0.09
0.19
0.43
1.11
1.06
1.04
1.03
1.04
1.09
1.04
1.02
1.02
1.02
1.09
1.03
1.02
1.02
1.02
1.09
1.04
1.02
1.02
1.02
65.00
80.00
95.00
110.00
125.00
5.10
5.10
5.13
5.15
5.16
5.10
5.11
5.13
5.14
5.15
5.11
5.12
5.14
5.16
5.18
0.01
0.02
0.01
0.02
0.02
37.43
36.35
35.50
34.89
34.50
39.67
38.96
38.55
38.39
38.52
35.68
35.64
35.78
36.01
36.51
0.53
0.64
0.79
0.90
0.95
1.05
1.05
1.06
1.06
1.07
1.03
1.03
1.04
1.04
1.04
1.02
1.02
1.02
1.02
1.02
1.02
1.02
1.02
1.02
1.02
140.00
160.00
175.00
185.00
200.00
5.16
5.17
5.18
5.19
5.23
5.16
5.17
5.20
5.21
5.24
5.18
5.21
5.23
5.25
5.29
0.03
0.04
0.05
0.06
0.06
34.28
34.27
34.50
34.78
35.36
38.84
39.90
41.29
42.35
43.22
37.29
38.89
40.75
42.20
43.31
1.08
1.17
1.29
1.31
1.48
1.07
1.08
1.08
1.09
1.10
1.05
1.05
1.05
1.05
1.05
1.02
1.02
1.02
1.02
1.01
1.02
1.02
1.02
1.02
1.02
inch
Outline Dimensions (
)
mm
A
1.50
B
C
D
E
F
G
H
.987
3.51 25.07
1.13
1.00
.50
.155 2.345
.138
38.10 28.70 25.40 12.70
3.94 59.56
1. Total Loss = Insertion Loss + 4.8dB splitter loss.
ZMSC-3-1
TOTAL LOSS
ZMSC-3-1
ISOLATION
J
2.50
63.50
K
.10
L
.50
M
1.00
N
--
--
P
.31
Q
.81
S
wt
.150 grams
3.81 60.0
60
54
48
42
36
30
5.5
5.4
5.3
5.2
5.1
2.54 12.70 25.40
7.87 20.57
1-2 (dB)
1-3 (dB)
2-3 (dB)
S-1(dB)
S-2(dB)
S-3(dB)
5.0
0
40
80
120
160
200
0
40
80
120
160
200
FREQUENCY (MHz)
FREQUENCY (MHz)
ZMSC-3-1
VSWR
1.20
1.16
1.12
1.08
1.04
electrical schematic
#S-VSWR
#1-VSWR
1.00
0
40
80
120
160
200
FREQUENCY (MHz)
®
For detailed performance specs
& shopping online see web site
Mini-Circuits
REV. A
M127604
ZMSC-3-1
HY/TD/CP/AM
100616
ISO 9001 ISO 14001 AS 9100 CERTIFIED
®
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661 The Design Engineers Search Engine
Provides ACTUAL Data Instantly at minicircuits.com
IF/RF MICROWAVE COMPONENTS
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.