Surface Mount, Micro-Miniature
Power Splitter/Combiners
2 Way-0° 50Ω
Maximum Ratings
Operating Temperature
Storage Temperature
Power Input (as a splitter)
Internal Dissipation
-40°C to 85°C
-55°C to 100°C
1W max.
0.125W max.
NEW!
SBTC-2-25 SBTC-2-25L
1000 to 2500 MHz
Features
•
•
•
•
•
•
•
•
wide band frequency, 1000-2500 MHz
excellent amplitude unbalance, 0.2 dB typ.
small size, 0.166"x0.150"x0.155"
temperature stable, BLUE CELL™ base
solder plated leads for excellent solderability
small size
low cost
patent pending
No Leads
CASE STYLE:AT790
PRICE: $3.49 ea. QTY (25)
$2.69 ea. QTY (1000)
Leads
CASE STYLE:AT1029
PRICE: $3.64 ea. QTY (25)
$2.84 ea. QTY (1000)
Pin Connections
SUM PORT
PORT 1
PORT 2
GROUND
6
3
4
1,2
Applications
• PCN/PCS
• DECT
• PHS
NOT USED
5
Outline Drawing
AT790
FREQ.
RANGE
(MHz)
f
L
-f
U
1000-2500
1400-1800
1800-2000
Splitter Electrical Specifications
ISOLATION
(dB)
INSERTION LOSS (dB)
ABOVE 3.0 dB
PHASE
UNBALANCE
(Degrees)
Max.
14
8
8
AMPLITUDE
UNBALANCE
(dB)
Max.
1.2
0.7
0.8
Typ. Min.
20
18
19
14
14
16
Typ. Max.
1.4
0.9
1.0
2.5
1.7
1.7
AT1029
Typical Performance Data
Frequency
(MHz)
1000.00
1100.00
1200.00
1300.00
1400.00
Insertion Loss
(dB)
(dB)
S-1
S-2
4.10
4.07
4.05
4.01
3.98
3.96
3.93
3.90
3.88
3.86
3.84
3.83
3.84
3.88
4.08
3.83
3.85
3.90
3.93
3.96
4.00
4.03
4.06
4.09
4.12
4.16
4.21
4.26
4.34
4.63
Amplitude
Unbalance
(dB)
0.28
0.21
0.15
0.08
0.04
0.05
0.10
0.16
0.21
0.27
0.32
0.37
0.42
0.46
0.55
Isolation
(dB)
22.47
21.47
20.62
19.92
19.49
19.21
19.18
19.29
19.68
20.37
21.53
23.36
26.19
28.88
21.85
Phase
Unbalance
(deg.)
2.79
2.54
2.39
2.34
2.36
2.47
2.66
2.92
3.28
3.70
4.23
4.87
5.57
6.36
8.22
VSWR
S
1.72
1.66
1.61
1.56
1.51
1.47
1.42
1.37
1.32
1.26
1.20
1.13
1.06
1.09
1.39
VSWR
1
1.68
1.59
1.51
1.45
1.39
1.33
1.28
1.24
1.21
1.19
1.18
1.18
1.18
1.18
1.15
VSWR
2
1.57
1.51
1.46
1.41
1.36
1.32
1.27
1.23
1.18
1.14
1.10
1.08
1.10
1.15
1.30
AT790 & AT1029
1500.00
1600.00
1700.00
1800.00
1900.00
2000.00
2100.00
2200.00
2300.00
2500.00
Outline Dimensions (
inch
)
mm
AT790
A
B
C
D
E
F
G
H
J
K
.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
wt.
grams
.10
AT1029
A
B
C
D
E
F
G
H
J
K
L
wt.
.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
.10
INSERTION LOSS (dB)
ISOLATION (dB)
Reflow Solder Assembly
Silver-bearing solder (Sn/Pb/Ag 62/36/2%) is recommended;
however, tin-lead eutectic (Sn/Pb 63/37%) may be used.
For temperature profiles, see Application Note AN-40-004
Demo Board MCL P/N: TB-274
Suggested PCB Layout (PL-152)
5.0
4.8
4.6
4.4
4.2
4.0
3.8
3.6
3.4
3.2
3.0
1000
SBTC-2-25L
at RF level -10 dBm INSERTION LOSS
at RF level -10 dBm
40
35
30
25
20
15
SBTC-2-25L
ISOLATION
S-1(dB)
1300
1600
1900
2200
S-2(dB)
2500
10
1000
1300
1600
1900
2200
2500
FREQUENCY (M H z)
SBTC-2-25L
VSWR
#1-VSWR
#2-VSWR
FREQUENCY (M H z)
at RF level -10 dBm
2.0
1.9
1.8
1.7
VSWR
1.6
1.5
1.4
1.3
1.2
1.1
1.0
1000
1300
#S-VSWR
1600
1900
2200
2500
FREQUENCY (MHz)
Mini-Circuits
®
INTERNET
http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
REV. C
M89618
SBTC-2-25 ED-9533/1
SBTC-2-25L ED-10035A/3
WZ/TD/CP
040212
Distribution Centers
NORTH AMERICA 800-654-7949 • 417-335-5935 • Fax 417-335-5945 • EUROPE 44-1252-832600 • Fax 44-1252-837010
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