Coaxial
Power Splitter/Combiner
2 Way-0° 50Ω
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.
0.125W max.
ZFSC-2-2
10 to 1000 MHz
Features
•
•
•
•
•
•
•
wideband, 10 to 1000 MHz
low insertion loss, 0.4 dB typ.
excellent isolation, 28 dB typ.
excellent amplitude unbalance, 0.1 dB typ.
excellent phase unbalance, 0.5 deg. typ.
very good return loss, VSWR, 1.2:1 typ.
rugged shielded case
BNC version shown
CASE STYLE: K18
Connectors
Model
BNC
ZFSC-2-2
SMA
ZFSC-2-2-S
N-TYPE
ZFSC-2-2-N
BRACKET (OPTION “B”)
Price
$51.95
$56.95
$56.95
$2.50
Qty.
(1-9)
(1-9)
(1-9)
(1+)
Coaxial Connections
SUM PORT
PORT 1
PORT 2
3
1
2
Applications
• cellular
• VHF/UHF
• instrumentation
FREQ.
RANGE
(MHz)
ISOLATION
(dB)
INSERTION LOSS (dB)
ABOVE 3.0 dB
Splitter Electrical Specifications
PHASE
UNBALANCE
(Degrees)
L
Max.
2
M
Max.
4
U
Max.
4
AMPLITUDE
UNBALANCE
(dB)
L
Max.
0.15
M
Max.
0.15
U
Max.
0.30
Outline Drawing
f
L
-f
U
10-1000
M
L
U
L
Typ. Min. Typ. Min. Typ. Min. Typ. Max.
30
20
25
20
23
18
0.2
0.5
M
U
Typ. Max. Typ. Max.
0.5
1.0
0.9
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
]
Typical Performance Data
Frequency
(MHz)
10.00
19.00
37.00
55.00
82.00
130.00
220.00
310.00
420.00
500.00
660.00
820.00
900.00
940.00
1000.00
Insertion Loss
(dB)
(dB)
S-1
S-2
3.15
3.14
3.13
3.16
3.16
3.18
3.25
3.29
3.30
3.37
3.45
3.47
3.50
3.59
3.63
3.14
3.15
3.14
3.15
3.17
3.19
3.28
3.31
3.34
3.38
3.45
3.50
3.54
3.68
3.71
Amplitude
Unbalance
(dB)
0.01
0.00
0.01
0.01
0.01
0.01
0.03
0.02
0.04
0.01
0.00
0.03
0.04
0.08
0.08
Isolation
(dB)
26.42
26.49
26.85
29.63
34.12
45.87
39.11
32.63
28.93
27.48
26.48
28.28
31.36
34.52
45.49
Phase
Unbalance
(deg.)
0.03
0.01
0.03
0.06
0.00
0.00
0.03
0.15
0.22
0.37
0.31
0.87
0.87
0.52
0.51
VSWR
S
1.08
1.08
1.08
1.09
1.09
1.11
1.15
1.19
1.24
1.27
1.29
1.26
1.23
1.20
1.15
VSWR
1
1.15
1.15
1.15
1.13
1.11
1.11
1.13
1.15
1.18
1.20
1.23
1.24
1.24
1.24
1.23
VSWR
2
1.15
1.15
1.15
1.13
1.11
1.11
1.13
1.16
1.19
1.22
1.25
1.27
1.28
1.28
1.28
Outline Dimensions (
inch
)
mm
A
1.25
31.75
J
--
--
B
1.25
31.75
K
--
--
C
.75
19.05
L
.125
3.18
D
.63
16.00
M
1.688
42.88
E
.38
9.65
N
2.18
55.37
F
1.00
25.40
P
.75
19.05
G
.125
3.18
H
1.000
25.40
INSERTION LOSS (dB)
ZFSC-2-2
INSERTION LOSS
4.0
S-1(dB)
3.8
3.6
3.4
3.2
3.0
0
200
400
600
800
1000
FREQUENCY (MHz)
ZFSC-2-2
VSWR
1.5
#S-VSWR
1.4
VSWR
1.3
1.2
1.1
1.0
0
200
400
600
800
1000
FREQUENCY (MHz)
#1-VSWR
#2-VSWR
S-2(dB)
ISOLATION (dB)
50
45
40
35
30
25
20
0
200
ZFSC-2-2
ISOLATION
Q
wt
.07 grams
1.78
70.0
For option B with N-type connectors, dimension “C” increases to 0.94 inches.
400
600
800
1000
FREQUENCY (MHz)
electrical schematic
Mini-Circuits
®
INTERNET
http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
REV. OR
M94482
ZFSC-2-2
HY/TD/CP
040901
Distribution Centers
NORTH AMERICA 800-654-7949 • 417-335-5935 • Fax 417-335-5945 • EUROPE 44-1252-832600 • Fax 44-1252-837010
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