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)
Insertion Loss
(dB)
Amplitude
Unbalance
(dB)
Isolation
(dB)
Phase
Unbalance
(deg.)
VSWR
S
VSWR
1
VSWR
2
S-1
S-2
SCPQ-400
INSERTION LOSS
2.4
2.8
3.2
3.6
4.0
4.4
250
280
310
340
370
400
FREQUENCY (MHz)
INSERTION
LOSS
(dB)
S-1(dB)
S-2(dB)
x
INTERNET
http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
Distribution Centers NORTH AMERICA 800-654-7949 417-335-5935 Fax 417-335-5945 EUROPE 44-1252-832600 Fax 44-1252-837010
Mini-Circuits
Mini-Circuits ISO 9001 & ISO 14001 Certified
Typical Performance Data
Splitter Electrical Specifications
Maximum Ratings
Pin Connections
SUMPORT
1
PORT 1 (+90)
2
PORT 2 (0)
5
GROUND
3,4,7,8
50 OHM TERM EXTERNAL
6
Operating Temperature
-40C to 85C
Storage Temperature
-55C to 100C
Power Input (as a splitter)
1W max.
SCPQ-400+
SCPQ-400
2 Way-90 50 250 to 400 MHz
Power Splitter/Combiner
REV. B
M102713
SCPQ-400
HY/TD/CP
060823
Surface Mount
Features
wideband, 250 to 400 MHz
low insertion loss, 0.3 dB typ.
Applications
UHF
modulators
balanced amplifiers
CASE STYLE: YY101
PRICE: $14.95 ea. QTY (1-9)
SCPQ-400
ISOLATION
20
22
24
26
28
250
280
310
340
370
400
FREQUENCY (MHz)
ISOLATION (dB)
SCPQ-400
PHASE UNBALANCE
88.0
88.5
89.0
89.5
90.0
250
280
310
340
370
400
FREQUENCY (MHz)
P
H
A
S
E
U
N
B
A
L
A
N
C
E
(
D
e
g
.
)
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.
250.00
3.53
2.84
0.69
25.01
89.06
1.15
1.11
1.18
255.00
3.50
2.89
0.61
24.89
88.99
1.15
1.11
1.18
260.00
3.46
2.94
0.52
24.77
88.96
1.15
1.12
1.19
267.50
3.42
3.02
0.41
24.59
88.96
1.15
1.12
1.19
275.00
3.40
3.11
0.28
24.44
89.03
1.16
1.12
1.20
282.50
3.37
3.21
0.17
24.27
88.89
1.16
1.12
1.20
290.00
3.35
3.27
0.08
24.08
88.68
1.16
1.13
1.20
297.50
3.30
3.27
0.03
23.86
88.52
1.17
1.13
1.21
310.00
3.21
3.22
0.02
23.44
88.63
1.17
1.14
1.21
325.00
3.14
3.23
0.09
23.00
88.83
1.19
1.15
1.22
340.00
3.17
3.31
0.14
22.62
88.67
1.20
1.16
1.24
360.00
3.30
3.35
0.05
22.10
88.49
1.22
1.18
1.25
380.00
3.51
3.38
0.13
21.57
88.15
1.25
1.21
1.28
390.00
3.61
3.29
0.32
21.23
88.10
1.27
1.23
1.29
400.00
3.67
3.14
0.53
20.83
88.26
1.29
1.25
1.31
FREQ.
RANGE
(MHz)
ISOLATION
(dB)
INSERTION LOSS (dB)
Avg. of Coupled Outputs
less 3 dB
PHASE
UNBALANCE
(Degrees)
AMPLITUDE
UNBALANCE
(dB)
f
L
-f
U
Typ.
Min.
Typ.
Max.
Max.
Max.
250-400
20
16
0.3
0.7
3
1.2
PDF 
ZIP