Surface Mount, Micro-Miniature
SBTC-2-25+
SBTC-2-25L+
Power Splitter/Combiners
2 Way-0° 50Ω
1000 to 2500 MHz
No Leads
Leads
Maximum Ratings
Features
CASE STYLE:AT790
PRICE: $3.49 ea. QTY (25)
$2.69 ea. QTY (1000)
CASE STYLE:AT1029
PRICE:$3.64 ea. QTY (25)
$2.84 ea. QTY (1000)
Operating Temperature
Storage Temperature
Power Input (as a splitter)
Internal Dissipation
-40°C to 85°C
• wide band frequency, 1000-2500 MHz
• excellent amplitude unbalance, 0.2 dB typ.
• small size, 0.166"x0.150"x0.155"
• temperature stable LTCC base
• small size
-55°C to 100°C
1W max.
0.125W max.
+ 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.
• low cost
• protected by US patent 6,963,255
Pin Connections
SUM PORT
PORT 1
PORT 2
GROUND
6
3
4
1,2
5
Applications
• PCN/PCS
• DECT
NOT USED
• PHS
Outline Drawing / Dimensions ( imncmh
)
Splitter Electrical Specifications
AT790 (SBTC-2-25+)
FREQ.
RANGE
(MHz)
ISOLATION
(dB)
INSERTION LOSS (dB)
ABOVE 3.0 dB
PHASE
UNBALANCE
(Degrees)
AMPLITUDE
UNBALANCE
(dB)
PCB Land Pattern
Typ. Max.
fL-fU
Typ. Min.
Max.
Max.
1000-2500
1400-1800
1800-2000
20 14
18 14
19 16
1.4 2.5
0.9 1.7
1.0 1.7
14
8
8
1.2
0.7
0.8
Suggested Layout,
Tolerance to be within ±.002
A
B
C
D
E
F
G
H
J
K
wt.
grams
.10
Typical Performance Data
.150 .150 .150 .050 .030 .025 .028 .050 .160 .030
3.81 3.81 3.81 1.27 0.76 0.64 0.71 1.27 4.06 0.76
Frequency
(MHz)
Insertion Loss
Isolation
(dB)
VSWR VSWR VSWR
Amplitude
Unbalance
(dB)
Phase
Unbalance
(deg.)
S
1
2
(dB)
S-1
(dB)
S-2
1000.00
1100.00
1200.00
1300.00
1400.00
4.10
4.07
4.05
4.01
3.98
3.83
3.85
3.90
3.93
3.96
0.28
0.21
0.15
0.08
0.04
22.47
21.47
20.62
19.92
19.49
2.79
2.54
2.39
2.34
2.36
1.72
1.66
1.61
1.56
1.51
1.68
1.59
1.51
1.45
1.39
1.57
1.51
1.46
1.41
1.36
AT1029 (SBTC-2-25L+)
1500.00
1600.00
1700.00
1800.00
1900.00
3.96
3.93
3.90
3.88
3.86
4.00
4.03
4.06
4.09
4.12
0.05
0.10
0.16
0.21
0.27
19.21
19.18
19.29
19.68
20.37
2.47
2.66
2.92
3.28
3.70
1.47
1.42
1.37
1.32
1.26
1.33
1.28
1.24
1.21
1.19
1.32
1.27
1.23
1.18
1.14
PCB Land Pattern
2000.00
2100.00
2200.00
2300.00
2500.00
3.84
3.83
3.84
3.88
4.08
4.16
4.21
4.26
4.34
4.63
0.32
0.37
0.42
0.46
0.55
21.53
23.36
26.19
28.88
21.85
4.23
4.87
5.57
6.36
8.22
1.20
1.13
1.06
1.09
1.39
1.18
1.18
1.18
1.18
1.15
1.10
1.08
1.10
1.15
1.30
Suggested Layout,
Tolerance to be within ±.002
A
B
C
D
E
F
G
H
J
K
L
wt.
SBTC-2-25L
ISOLATION
SBTC-2-25L
INSERTION LOSS
.166 .150 .155 .050 .037 .025 .012 .060 .184 .030 .004 grams
4.22 3.81 3.94 1.27 0.94 0.64 0.30 1.52 4.67 0.76 0.10
at RF level -10 dBm
at RF level -10 dBm
40
35
30
25
20
15
10
.10
5.0
4.5
4.0
3.5
3.0
S-1(dB) S-2(dB)
Demo Board MCL P/N:TB-274
Suggested PCB Layout (PL-152)
1000
1300
1600
1900
2200
2500
1000
1300
1600
1900
2200
2500
FREQUENCY (M H z)
FREQUENCY (M H z)
electrical schematic
SBTC-2-25L
VSWR
at RF level -10 dBm
2.0
1.8
1.6
1.4
1.2
1.0
#S-VSWR
#1-VSWR
#2-VSWR
1000
1300
1600
1900
2200
2500
FREQUENCY (MHz)
®
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P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
REV. E
M102713
Mini-Circuits
SBTC-2-25+ ED-9533/1
SBTC-2-25L+ ED-10035A/3
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