Coaxial
ZFSC-3-1W+
Power Splitter/Combiner
3 Way-0° 50Ω
2 to 750 MHz
BNC version shown
Maximum Ratings
Features
CASE STYLE: J17
• wideband, 2 to 750 MHz
Connectors Model
Price
Qty.
Operating Temperature
Storage Temperature
Power Input (as a splitter)
Internal Dissipation
-55°C to 100°C
BNC
SMA
N-TYPE
ZFSC-3-1W+
ZFSC-3-1W-S+
ZFSC-3-1W-N+
$53.95
$58.95
$58.95
$5.00
(1-9)
(1-9)
(1-9)
(1+)
• low insertion loss, 0.5 dB typ.
• high isolation, 30 dB typ.
• rugged shielded case
-55°C to 100°C
1W max.
BRACKET (OPTION "B")
0.5W max.
Applications
• VHF/UHF
• instrumentation
• communication style
Permanent damage may occur if any of these limits are exceeded.
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
Coaxial Connections
The +Suffix has been added in order to identify RoHS
Compliance. See our web site for RoHS Compliance
methodologies and qualifications.
SUM PORT
S
1
2
3
PORT 1
Electrical Specifications
PORT 2
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
Max.
U
Max.
L
Max.
M
Max.
U
Max.
fL-fU
Typ. Min. Typ. Min. Typ. Min. Typ. Max. Typ. Max. Typ. Max. Max.
30 20 30 20 25 18 0.4 0.75 0.5 1.0 1.0 1.6 3.0
M = mid range [10 fL to fU/2] U= upper range [fU/2 to fU]
Outline Drawing
2-750
5.0
7.0
0.2
0.3
0.5
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
2.00
6.80
16.40
20.00
104.00
5.05
4.99
5.00
5.00
5.10
5.04
4.99
5.00
5.01
5.10
5.04
4.99
5.00
5.01
5.11
0.00
0.00
0.00
0.01
0.01
31.97
31.59
31.51
31.49
29.46
32.43
32.02
31.92
31.94
29.98
32.13
31.67
31.59
31.56
29.29
0.05
0.02
0.03
0.03
0.06
1.17
1.14
1.13
1.13
1.18
1.15
1.14
1.14
1.14
1.16
1.15
1.15
1.15
1.15
1.16
1.15
1.14
1.14
1.14
1.16
188.00
272.00
330.00
375.00
442.50
5.18
5.21
5.29
5.42
5.34
5.19
5.23
5.31
5.46
5.39
5.21
5.25
5.34
5.50
5.44
0.02
0.04
0.05
0.08
0.10
26.83
24.83
23.82
23.45
22.89
27.40
25.45
24.48
24.14
23.66
26.51
24.42
23.36
22.97
22.37
0.11
0.10
0.09
0.15
0.13
1.26
1.34
1.39
1.42
1.45
1.19
1.23
1.26
1.28
1.30
1.20
1.24
1.27
1.29
1.32
1.19
1.23
1.26
1.28
1.31
532.50
600.00
660.00
720.00
750.00
5.44
5.45
5.41
5.37
5.38
5.53
5.56
5.54
5.53
5.55
5.59
5.64
5.63
5.64
5.67
0.15
0.19
0.22
0.27
0.29
22.98
23.59
24.60
25.76
26.13
23.90
24.79
26.31
28.49
29.46
22.36
22.87
23.75
24.81
25.26
0.11
0.16
0.20
0.37
0.46
1.44
1.39
1.32
1.21
1.15
1.33
1.34
1.33
1.32
1.31
1.35
1.37
1.38
1.38
1.37
1.33
1.35
1.36
1.35
1.34
inch
Outline Dimensions (
)
mm
A
1.25
B
C
D
E
F
G
H
1.25
.75
.63
.38 1.000
.125 1.000
3.18 25.40
31.75 31.75 19.05 16.00
9.65 25.40
1. Total Loss = Insertion Loss + 4.8dB splitter loss.
ZFSC-3-1W+
TOTAL LOSS
ZFSC-3-1W+
ISOLATION
J
--
--
K
--
--
L
M
N
2.18
P
.75
Q
wt
.07 grams
1.78 75.0
40
.125 1.688
3.18 42.88 55.37 19.05
6.5
6.0
5.5
5.0
1-2 (dB)
1-3 (dB)
2-3 (dB)
S-1(dB)
S-2(dB)
S-3(dB)
35
30
25
20
For option B with N-Type connectors, dimension "C" increases
to 0.94 inches.
4.5
0
150
300
450
600
750
0
150
300
450
600
750
FREQUENCY (MHz)
FREQUENCY (MHz)
ZFSC-3-1W+
VSWR
2.0
1.8
1.6
1.4
1.2
#S-VSWR
#1-VSWR
electrical schematic
1.0
0
150
300
450
600
750
FREQUENCY (MHz)
®
For detailed performance specs
& shopping online see web site
Mini-Circuits
REV. C
M127604
ZFSC-3-1W+
HY/TD/CP/AM
120306
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.