鈥?/div>
low insertion loss, 0.3 dB typ.
excellent amplitude unbalance, 0.1 dB typ.
very good phase unbalance, 1.0 deg. typ.
temperature stable, BLUE CELL鈩?base
solder plated leads for excellent solderability
small size
low cost
patent pending
No Leads
CASE STYLE:AT790
PRICE: $2.49 ea. QTY (25)
$1.69 ea. QTY (1000)
Leads
CASE STYLE:AT1029
PRICE: $2.64 ea. QTY (25)
$1.84 ea. QTY (1000)
Pin Connections
SUM PORT
PORT 1
PORT 2
GROUND
6
3
4
1,2
Applications
鈥?cellular
鈥?UHF/VHF receivers/transmitters
NOT USED
5
Outline Drawing
AT790
FREQ.
RANGE
(MHz)
f
L
-f
U
5-1000
Splitter Electrical Specifications
ISOLATION
(dB)
INSERTION LOSS (dB)
ABOVE 3.0 dB
M
U
Typ. Max. Typ. Max.
0.3
0.8
0.5
1.4
PHASE
UNBALANCE
(Degrees)
L
Max.
3
M
Max.
3
U
Max.
5
AMPLITUDE
UNBALANCE
(dB)
L
Max.
0.6
M
Max.
0.5
U
Max.
0.5
M
L
U
L
Typ. Min. Typ. Min. Typ. Min. Typ. Max.
29
20
25
18
21
16
0.3
0.7
AT1029
L = low range [f
L
to 10 f
L
]
M = mid range [10 f
L
to f
U
/2]
U = upper range [f
U
/2 to f
U
]
Typical Performance Data
Frequency
(MHz)
5.00
7.00
10.00
50.00
70.00
Insertion Loss
(dB)
(dB)
S-1
S-2
3.25
3.24
3.26
3.26
3.28
3.29
3.34
3.38
3.39
3.45
3.48
3.45
3.47
3.49
3.52
3.12
3.11
3.13
3.15
3.16
3.18
3.24
3.30
3.34
3.44
3.50
3.52
3.59
3.67
3.76
Amplitude
Unbalance
(dB)
0.13
0.13
0.13
0.12
0.12
0.11
0.10
0.08
0.05
0.02
0.02
0.07
0.12
0.18
0.24
Isolation
(dB)
30.21
31.41
32.34
31.93
31.37
30.43
28.05
26.00
24.32
23.24
21.78
21.08
20.74
20.62
20.71
Phase
Unbalance
(deg.)
0.41
0.32
0.13
0.06
0.07
0.12
0.20
0.24
0.26
0.28
0.28
0.21
0.09
0.06
0.27
VSWR
S
1.03
1.02
1.02
1.02
1.03
1.03
1.05
1.06
1.07
1.08
1.10
1.10
1.09
1.08
1.06
VSWR
1
1.17
1.16
1.15
1.14
1.14
1.13
1.12
1.11
1.09
1.07
1.05
1.02
1.03
1.06
1.10
VSWR
2
1.14
1.12
1.12
1.11
1.11
1.10
1.10
1.09
1.08
1.07
1.06
1.05
1.06
1.08
1.11
AT790 & AT1029
100.00
200.00
300.00
400.00
500.00
600.00
700.00
800.00
900.00
1000.00
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)
SBTC-2-10L
INSERTION LOSS
5.0 at RF level of -10 dBm
S-1(dB)
4.0
3.0
2.0
1.0
0.0
0
100
200
300
400
500
600
700
40
S-2(dB)
ISOLATION (dB)
30
at RF level of -10 dBm
SBTC-2-10L
ISOLATION
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
20
Demo Board MCL P/N: TB-274
Suggested PCB Layout (PL-152)
10
0
800
900 1000
0
100
200
300
400
500
600
700
800
900 1000
FREQUENCY (MHz)
FREQUENCY (MHz)
SBTC-2-10L
at RF level of -10 dBm VSWR
#S-VSWR
1.20
1.15
1.10
1.05
1.00
0
100
200
300
400
500
600
700
800
900 1000
FREQUENCY (MHz)
#1-VSWR
#2-VSWR
1.25
VSWR
REV. D
M89618
SBTC-2-10 ED-9227
SBTC-2-10L ED-9915D/2
WZ/TD/CP
040212
Mini-Circuits
廬
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 鈥?417-335-5935 鈥?Fax 417-335-5945 鈥?EUROPE 44-1252-832600 鈥?Fax 44-1252-837010
ISO 9001 CERTIFIED
1
