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-2-1W+
50Ω
1 to 750 MHz
Features
• low insertion loss, 0.4 dB typ.
• high isolation, 28 dB typ.
• excellent amplitude unbalance, 0.1 dB typ.
• excellent phase unbalance, 0.5 deg. typ.
• very good return loss, VSWR, 1.15:1 typ.
• rugged shielded case
BNC version shown
CASE STYLE: K18
Connectors
Model
Price
BNC
ZFSC-2-1W+
$48.95
SMA
ZFSC-2-1W-S+
$53.95
N-TYPE
ZFSC-2-1W-N+
$53.95
BRACKET (OPTION "B")
$2.50
Qty.
(1-9)
(1-9)
(1-9)
(1+)
Coaxial Connections
SUM PORT
PORT 1
PORT 2
3
1
2
Applications
• VHF/UHF
• federal & defense communication
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
The +Suffix has been added in order to identify RoHS
Compliance. See our web site for RoHS Compliance
methodologies and qualifications.
Electrical Specifications
Outline Drawing
FREQ.
RANGE
(MHz)
f
L
-f
U
1-750
ISOLATION
(dB)
INSERTION LOSS (dB)
ABOVE 3.0 dB
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
L
M
U
L
M
U
Typ. Min. Typ. Min. Typ. Min. Typ. Max. Typ. Max. Typ. Max.
30
20
28
20
25
20
0.2
0.5
0.4
0.8
0.8
1.0
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
1.00
5.00
10.00
68.00
97.00
184.00
271.00
380.00
395.00
460.00
3.27
3.17
3.16
3.19
3.23
3.28
3.33
3.38
3.30
3.39
3.41
3.49
3.55
3.65
3.67
Amplitude
Unbalance
(dB)
0.00
0.01
0.00
0.01
0.00
0.01
0.02
0.03
0.02
0.03
0.05
0.06
0.07
0.07
0.07
Isolation
(dB)
Phase
Unbalance
(deg.)
0.01
0.02
0.14
0.07
0.09
0.09
0.20
0.24
0.21
0.22
0.31
0.36
0.48
0.59
0.58
VSWR
S
VSWR
1
VSWR
2
S-2
3.27
3.16
3.16
3.19
3.23
3.28
3.31
3.35
3.28
3.36
3.36
3.43
3.48
3.58
3.61
31.01
38.19
38.65
26.38
25.75
25.18
24.97
24.99
24.95
25.18
25.42
25.07
23.78
23.32
22.79
1.10
1.08
1.08
1.12
1.13
1.16
1.17
1.18
1.20
1.16
1.13
1.09
1.09
1.09
1.07
ZFSC-2-1W+
ISOLATION
1.22
1.17
1.16
1.14
1.15
1.16
1.16
1.18
1.20
1.18
1.16
1.13
1.12
1.14
1.13
1.21
1.16
1.16
1.14
1.15
1.15
1.16
1.17
1.19
1.17
1.14
1.11
1.11
1.12
1.11
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)
550.00
640.00
710.00
730.00
750.00
4.0
3.8
3.6
3.4
3.2
3.0
0
150
S-1
ZFSC-2-1W+
INSERTION LOSS
S-2
ISOLATION (dB)
40
35
30
25
20
For option B with N-type connectors, dimension "C" increases to 0.94 inches.
300
450
600
750
0
150
300
450
600
750
FREQUENCY (MHz)
ZFSC-2-1W+
VSWR
1.5
1.4
VSWR
1.3
1.2
1.1
1.0
0
150
300
450
600
750
FREQUENCY (MHz)
FREQUENCY (MHz)
#S-VSWR
#1-VSWR
#2-VSWR
electrical schematic
Mini-Circuits
ISO 9001 ISO 14001
CERTIFIED
RF/IF MICROWAVE COMPONENTS
®
minicircuits.com
REV. A
M108294
ZFSC-2-1W+
HY/TD/CP/AM
070911
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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