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.
0.5W max.
ZFSC-4-175W+
ZFSC-4-175W
5 to 1000 MHz
Features
• wideband, 5 to 1000 MHz
• high isolation, 36 dB typ.
CASE STYLE: G15
Connectors
Model
BNC
ZFSC-4-175W
BRACKET (OPTION “B”)
Price
$89.95
$2.50
Qty.
(1-9)
(1+)
Applications
•
•
•
•
VHF/UHF
cellular
transmitters/receivers
communication systems
Coaxial Connections
SUM PORT
PORT 1
PORT 2
PORT 3
PORT 4
S
1
2
3
4
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
See our web site for RoHS Compliance methodologies and
qualifications.
Splitter Electrical Specifications
FREQ.
RANGE
(MHz)
f
L
-f
U
5-1000
ISOLATION
(dB)
INSERTION LOSS (dB)
ABOVE 6 dB
M
U
Typ. Max. Typ. Max.
0.5
1.2
0.9
1.9
PHASE
UNBALANCE
(Degrees)
L
Max.
1
M
Max.
3
U
Max.
5
AMPLITUDE
UNBALANCE
(dB)
L
Max.
0.2
M
Max.
0.2
U
Max.
0.5
M
L
U
L
Typ. Min. Typ. Min. Typ. Min. Typ. Max.
34
22
36
22
27
20
0.5
0.8
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)
5.00
50.00
110.00
200.00
290.00
350.00
440.00
500.00
570.00
605.00
710.00
815.00
850.00
910.00
1000.00
Typical Performance Data
Insertion Loss
(dB)
S-1 S-2
S-3 S-4
6.50
6.51
6.56
6.59
6.62
6.64
6.72
6.76
6.79
6.78
6.87
7.00
7.03
7.12
7.29
6.50
6.50
6.55
6.58
6.60
6.63
6.69
6.72
6.75
6.76
6.83
6.95
6.98
7.09
7.25
6.50
6.50
6.55
6.57
6.61
6.62
6.67
6.71
6.74
6.75
6.82
6.94
6.98
7.07
7.24
6.50
6.50
6.55
6.58
6.60
6.63
6.68
6.72
6.74
6.74
6.82
6.93
6.96
7.06
7.21
Amp.
Unbal.
(dB)
0.01
0.02
0.01
0.02
0.02
0.02
0.05
0.05
0.05
0.04
0.06
0.07
0.07
0.06
0.08
Isolation
(dB)
1-2
1-4
3-4
30.86
42.15
38.96
35.94
34.18
33.19
31.61
30.34
28.79
28.03
26.38
25.73
25.76
26.28
28.14
34.90
36.85
35.85
35.13
35.08
35.41
36.45
37.40
38.31
38.33
35.74
32.14
31.10
29.65
28.09
29.99
44.00
39.79
36.69
34.85
33.65
31.58
29.92
28.13
27.29
25.41
24.55
24.52
24.81
25.90
Phase
Unbal.
(deg.)
0.08
0.08
0.09
0.16
0.29
0.36
0.41
0.45
0.42
0.51
0.64
0.76
0.91
0.94
1.10
VSWR VSWR VSWR VSWR VSWR
S
1
2
3
4
1.05
1.04
1.09
1.17
1.26
1.29
1.33
1.30
1.27
1.26
1.17
1.06
1.10
1.14
1.23
1.25
1.31
1.41
1.43
1.41
1.37
1.34
1.30
1.28
1.27
1.28
1.32
1.35
1.40
1.46
1.25
1.36
1.39
1.38
1.36
1.33
1.31
1.26
1.25
1.24
1.26
1.31
1.31
1.35
1.36
1.25
1.36
1.41
1.39
1.38
1.37
1.33
1.31
1.28
1.28
1.28
1.30
1.31
1.35
1.39
1.25
1.35
1.41
1.40
1.38
1.35
1.34
1.31
1.30
1.30
1.28
1.31
1.31
1.37
1.40
ZFSC-4-175W
INSERTION LOSS
INSERTION LOSS (dB)
ZFSC-4-175W
ISOLATION
60
1-2(dB)
ISOLATION (dB)
52
44
36
28
20
1-4(dB)
3-4(dB)
Outline Dimensions (
inch
)
mm
A
B
C
D
1.25 1.25
.75
.63
7.11 31.75 19.05 16.00
J
K
.80
.76
20.32 19.30
E
F
.38
.61
9.65 15.49
G
H
--
.80
-- 20.32
Q
wt
.07 grams
1.78
85.0
8.0
S-1(dB)
7.6
7.2
6.8
6.4
6.0
0
100 200 300 400 500 600 700 800 900 1000
FREQUENCY (MHz)
ZFSC-4-175W
VSWR
2.00
S-3(dB)
L
M
N
P
.125 1.688 2.18
.75
3.18 42.88 55.37 19.05
0
100 200 300 400 500 600 700 800 900 1000
FREQUENCY (MHz)
#S-VSWR
1.80
VSWR
1.60
1.40
1.20
1.00
0
100
200
300
400
#1-VSWR
#3-VSWR
electrical schematic
500
600
700
800
900 1000
FREQUENCY (MHz)
Mini-Circuits
®
INTERNET
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P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
REV. B
M98898
ZFSC-4-175W
HY/TD/CP
051025
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