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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.
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IF/RF MICROWAVE COMPONENTS
A
B
C
D
E
F
G
.75
.38
.20
.010
.050
.020
.200
19.05 9.65 5.08 0.25 1.27 0.51 5.08
H
J
K
M
N
P
wt
.075
.600
.450
.470
.100
.150
grams
1.91 15.24 11.43 11.94 2.54 3.81
1.6
Frequency
(MHz)
Total Loss1
(dB)
Amplitude
Unbalance
(dB)
Isolation
(dB)
Phase
Unbalance
(deg.)
VSWR
S
VSWR
1
VSWR
2
S-1 S-2
SCPQ-50
TOTAL LOSS
2.4
2.8
3.2
3.6
4.0
4.4
25 30 35 40 45 50
FREQUENCY (MHz)
TOTAL LOSS (dB)
S-1(dB) S-2(dB)
Typical Performance Data
Electrical Specifications
Maximum Ratings
Pin Connections
SUM PORT 1
PORT 1 (+90°) 2
PORT 2 (0°) 5
GROUND 3,4,7,8
CASE GROUND 3,4,7,8
50 OHM TERM EXTERNAL 6
Operating Temperature -40°C to 85°C
Storage Temperature -55°C to 100°C
Power Input (as a splitter) 1W max.
SCPQ-50+
SCPQ-50
2 Way-90° 50Ω 25 to 50 MHz
Power Splitter/Combiner
REV. B
M127604
SCPQ-50
HY/TD/CP
100623
Surface Mount
Features
• low insertion loss, 0.15 dB typ.
• high isolation, 25 dB typ.
• excellent phase unbalance 1 deg. typ.
• excellent VSWR 1.15:1 typ.
Applications
• VHF
• instrumentation
• signal processing
• image reject mixers
CASE STYLE: YY101
PRICE: $14.95 ea. QTY (1-9)
SCPQ-50
ISOLATION
25
26
27
28
29
30
25 30 35 40 45 50
FREQUENCY (MHz)
ISOLATION (dB)
SCPQ-50
PHASE UNBALANCE
89.0
89.5
90.0
90.5
91.0
25 30 35 40 45 50
FREQUENCY (MHz)
PHASE UNBALANCE
(Deg.)
electrical schematic
Outline Drawing
Outline Dimensions ( )
inch
mm
PCB Land Pattern
Suggested Layout,
Tolerance to be within ±.002
Demo Board MCL P/N: TB-51
Suggested PCB Layout (PL-062)
+ 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.
25.00 3.54 2.73 0.82 27.99 89.43 1.12 1.13 1.13
26.25 3.39 2.87 0.52 27.90 89.41 1.13 1.13 1.13
27.50 3.26 3.00 0.26 27.82 89.39 1.13 1.12 1.13
29.38 3.09 3.18 0.09 27.68 89.43 1.13 1.12 1.13
31.25 2.96 3.33 0.37 27.57 89.44 1.13 1.12 1.13
33.13 2.85 3.46 0.61 27.46 89.44 1.13 1.12 1.13
35.00 2.77 3.57 0.80 27.34 89.45 1.13 1.12 1.13
36.88 2.72 3.65 0.93 27.24 89.49 1.13 1.12 1.13
38.75 2.70 3.71 1.02 27.12 89.51 1.13 1.13 1.13
40.63 2.69 3.74 1.05 27.01 89.57 1.14 1.13 1.13
42.50 2.71 3.75 1.03 26.90 89.63 1.14 1.13 1.13
45.00 2.79 3.70 0.92 26.78 89.70 1.15 1.14 1.14
47.50 2.91 3.60 0.70 26.66 89.80 1.15 1.15 1.14
48.75 2.99 3.53 0.54 26.62 89.87 1.16 1.15 1.14
50.00 3.10 3.45 0.35 26.62 89.92 1.16 1.16 1.15
Permanent damage may occur if any of these limits are exceeded.
1. Total Loss = Insertion Loss + 3dB splitter loss.
FREQ.
RANGE
(MHz)
ISOLATION
(dB)
INSERTION LOSS (dB)
Avg. of Coupled Outputs
ABOVE 3 dB
PHASE
UNBALANCE
(Degrees)
AMPLITUDE
UNBALANCE
(dB)
fL-fUTyp. Min. Typ. Max. Max. Max.
25-50 25 20 0.15 0.7 3 1.5
