FREQ.
RANGE
(MHz)
ISOLATION
(dB)
INSERTION LOSS
1
(dB)
Avg. of Coupled Outputs
less 3 dB
f
L
f
U
PHASE
UNBALANCE
(Degrees)
AMPLITUDE
UNBALANCE
(dB)
INPUT
POWER
(W)
f
L
-f
U
Typ. Min.
--
X
--
X
Max.
Max.
below 25C
1500-2200
23
16
0.41
0.58
0.02
5.0
1.2
25
2
1. Includes test fixture losses.
2. Derate linearly to 5W at 100C
Thermal compound may be applied to decrease body temperature. See application note AN-10-007
Frequency
(MHz)
Insertion Loss
(dB)
Amplitude
Unbalance
(dB)
Isolation
(dB)
Phase
Unbalance
(deg.)
VSWR
S
VSWR
1
VSWR
2
S-1
S-2
A
B
C
D
E
F
G
H
.250
.300
0.50
.310
.050
.015
.050
.066
6.35
7.62 12.70
7.87
1.27
0.38
1.27
1.68
J
K
L
M
N
P
Q
R
wt
.030
.095
.330
.100
.020
.015
.070
.014 grams
0.76
2.41
8.38
2.54
0.51
0.38
1.78
0.36
0.2
QBA-20W
INSERTION LOSS
2.5
2.9
3.3
3.7
4.1
4.5
1500
1600
1700
1800
1900
2000
2100
2200
FREQUENCY (MHz)
INSERTION
LOSS
(dB)
S-1 (dB)
S-2(dB)
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)
10
PORT 2 (0)
6
GROUND
2,3,4,7,8,9
50 OHM TERM EXTERNAL
5
Operating Temperature
-55C to 100C
Storage Temperature
-55C to 100C
QBA-20W+
QBA-20W
2 Way-90 50 1500 to 2200 MHz
Power Splitter/Combiner
REV. A
M98898
EDB-991103/3
QBA-20W
BCELL/WZ/CP
060821
Surface Mount
Features
insertion loss, 0.45 dB typ.
high power capability, 25W
good isolation, 23 dB typ.
ceramic body, good for heat dissipation
solder plated leads for excellent solderability
protected by U.S. Patent 5,534,830
Applications
PCS
GSM
GPS
VSAT
CASE STYLE: SM33
PRICE: $6.95 ea. QTY (10-49)
QBA-20W
ISOLATION
20
21
22
23
24
25
1500
1600
1700
1800
1900
2000
2100
2200
FREQUENCY (MHz)
ISOLATION
(dB)
QBA-20W
PHASE UNBALANCE
88.0
88.2
88.4
88.6
88.8
89.0
1500 1600 1700 1800 1900 2000 2100 2200
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
Demo Board MCL P/N: TB-115
Suggested PCB Layout (PL-004)
+ 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.
1500.00
3.75
3.03
0.72
23.90
88.51
1.16
1.21
1.19
1550.00
3.70
3.10
0.60
24.16
88.46
1.16
1.20
1.21
1600.00
3.64
3.17
0.48
23.85
88.46
1.17
1.18
1.20
1650.00
3.57
3.22
0.34
23.82
88.53
1.17
1.18
1.22
1700.00
3.56
3.29
0.27
23.78
88.54
1.17
1.18
1.21
1750.00
3.52
3.37
0.16
23.35
88.46
1.17
1.19
1.21
1800.00
3.49
3.40
0.08
23.34
88.39
1.17
1.18
1.22
1850.00
3.48
3.45
0.03
23.15
88.27
1.18
1.16
1.21
1900.00
3.48
3.51
0.03
22.53
88.14
1.16
1.17
1.21
1950.00
3.46
3.49
0.03
22.87
88.31
1.17
1.18
1.22
2000.00
3.49
3.56
0.07
22.04
88.39
1.16
1.19
1.21
2050.00
3.50
3.53
0.03
22.09
88.45
1.17
1.18
1.24
2100.00
3.54
3.56
0.03
21.63
88.23
1.16
1.17
1.23
2150.00
3.55
3.55
0.00
21.39
88.33
1.16
1.18
1.24
2200.00
3.59
3.52
0.06
21.06
88.26
1.15
1.20
1.25
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