Power Splitter/Combiner
2 Way-0°
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.
Coaxial
ZFSC-2-1+
ZFSC-2-1
50Ω
5 to 500 MHz
Features
• wideband, 5 to 500 MHz
• low insertion loss, 0.3 dB typ.
• excellent isolation, 28 dB typ.
• excellent amplitude unbalance, 0.1 dB typ.
• good VSWR, 1.2:1 typ.
• rugged shielded case
BNC version shown
CASE STYLE: K18
Connectors Model
BNC
ZFSC-2-1(+)
SMA
ZFSC-2-1-S+
N-TYPE
ZFSC-2-1-N(+)
BRACKET (OPTION "B")
Price
$44.95
$49.95
$49.95
$2.50
Qty.
(1-9)
(1-9)
(1-9)
(1+)
Coaxial Connections
SUM PORT
PORT 1
PORT 2
3
1
2
Applications
• VHF/UHF
• instrumentation
• communication systems
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications.
Splitter Electrical Specifications
Outline Drawing
FREQ.
RANGE
(MHz)
L
f
L
-f
U
5-500
ISOLATION
(dB)
M
U
INSERTION LOSS (dB)
ABOVE 3.0 dB
L
M
U
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
Typ. Min Typ. Min Typ. Min
30
25
28
20
25
20
Typ. Max. Typ. Max. Typ. Max.
0.2
0.5
0.3
0.6
0.6
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
]
Typical Performance Data
Frequency
(MHz)
Insertion Loss
(dB)
S-1
20
35
80
140
170
200
225
250
290
330
3.17
3.18
3.23
3.27
3.29
3.31
3.33
3.33
3.35
3.38
3.39
3.41
3.43
3.44
3.46
Amplitude
Unbalance
(dB)
0.00
0.00
0.00
0.01
0.01
0.01
0.02
0.02
0.03
0.03
0.04
0.05
0.05
0.06
0.06
Isolation
(dB)
Phase
Unbalance
(deg.)
0.08
0.05
0.01
0.01
0.03
0.05
0.09
0.08
0.13
0.17
0.21
0.25
0.30
0.32
0.34
VSWR
S
VSWR
1
VSWR
2
S-2
3.17
3.19
3.23
3.28
3.30
3.32
3.34
3.35
3.38
3.41
3.43
3.46
3.48
3.50
3.52
38.54
37.55
35.20
32.86
31.68
30.89
30.37
29.60
28.75
28.01
27.35
26.80
26.31
26.09
25.83
1.02
1.03
1.05
1.07
1.09
1.10
1.11
1.12
1.14
1.15
1.17
1.19
1.21
1.22
1.23
ZFSC-2-1
ISOLATION
1.05
1.04
1.05
1.06
1.06
1.07
1.07
1.08
1.09
1.09
1.10
1.11
1.12
1.13
1.13
1.05
1.05
1.05
1.06
1.06
1.07
1.07
1.08
1.09
1.10
1.11
1.12
1.13
1.14
1.14
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
Q
wt
.07 grams
1.78
70.0
INSERTION LOSS (dB)
370
410
450
475
500
ZFSC-2-1
INSERTION LOSS
3.6
S-1(dB)
S-2(dB)
45
40
35
30
25
20
0
100
For option B with N-type connectors, dimension "C" increases to 0.94 inches.
3.4
3.3
3.2
3.1
0
100
200
300
400
500
FREQUENCY (MHz)
ISOLATION (dB)
3.5
200
300
400
500
FREQUENCY (MHz)
1.30
1.25
VSWR
1.20
1.15
1.10
1.05
1.00
0
ZFSC-2-1
VSWR
#S-VSWR
#1-VSWR
#2-VSWR
electrical schematic
100
200
300
400
500
FREQUENCY (MHz)
Mini-Circuits
ISO 9001 ISO 14001
CERTIFIED
RF/IF MICROWAVE COMPONENTS
®
minicircuits.com
REV. B
M108294
ZFSC-2-1
HY/TD/CP
070604
EW
ALL N
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661 For detailed performance specs & shopping online see Mini-Circuits web site
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