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
Outline Dimensions ( )
Maximum Ratings
Features
automated switching networks
transmitters/receiver isolation
high isolation, 65 dB typ. at 1 GHz
low insertion loss, 0.7 dB typ.
integral TTL driver
Applications
Operating Temperature
-40C to 85C
Storage Temperature
-55C to 100C
Power and Voltage
see note 1
CASE STYLE: DL1020
PRICE: $5.30 ea. QTY (10-49)
Outline Drawing
SWMA-2-50DR+
SWMA-2-50DR
Electrical Specifi cations (T
AMB
=25C)
FREQ.
(MHz)
INSERTION LOSS
(dB)
1dB COMPR.
(dBm)
IN-OUT ISOLATION
(dB)
DC-100
MHz
100-1000
MHz
1000-2000
MHz
2000-4500
MHz
DC-100
MHz
100-1000
MHz
1000-2000
MHz
2000-4500
MHz
DC-100
MHz
100-1000
MHz
1000-2000
MHz
2000-4500
MHz
f
L
f
U
Typ.
Max.
Typ.
Max.
Typ.
Max.
Typ.
Max.
Typ.
Typ.
Typ.
Typ.
Typ.
Min.
Typ.
Min.
Typ.
Min.
Typ.
Min.
DC 4500
0.6
0.9
0.7
1.1
0.9
1.4
1.4
1.9
20
25
25
24.7
80
65
65
55
55
45
38
27
Pin Connections
RF IN
6
RF OUT 1
1
RF OUT 2
4
TTL IN
2
+5V 5
-5V 7
TTL GND
3
GND 8
GND PADDLE
TTL
CONTROL LOGIC
RF1
RF2
LOW
ON
OFF
HIGH
OFF
ON
Demo Board MCL P/N: TB-161
Suggested PCB Layout (PL-122)
inch
mm
A
B
C
D
E
F
G
H
J
K
--
.193
.035
.236
--
.050
.017
.008
--
.024
--
4.90
0.90
6.00
--
1.27
0.43
0.20
--
0.60
L
M
N
P
Q
R
S
T
wt
--
.050
.030
.270
.030
.110
.020
--
grams
--
1.27
0.76
6.86
0.76
2.79
0.51
--
0.08
Switching Specifi cations
Power Suppply
Voltage
+5V .20
-5V .20
Current, mA
9 max.
9 max.
TTL Control
low threshold
high threshold
Voltage, V
0 min., 0.8 max.
2 min., 5 max.
Current, mA
0.2 max.
5 max.
VSWR* (:1)
1.15 typ. to 2GHz, 1.3 typ. to 4.5 GHz
Rise/Fall Time, ns
Switching Time, ns turn on/off
5 typ., 15 max.
10 typ., 20 max.
Video leakage**, mV p-p
30 typ.
* For all states of absorptive switch
** Video leakage or break through is defi ned as leakage of TTL switching signal
to RF output ports.
1. Absolute maximum power and voltage rating:
RF input power, 250mW
Supply voltage: 6V DC
2. All RF inputs must be DC blocked or held at 0V DC
Electrical Schematic
drops to 17.0 dBm at 10 MHz
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
The +Suffi x identifi es RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifi cations.
50
SPDT, Absorptive
DC to 4500 MHz
High Isolation Switch
Surface Mount
REV. D
M98898
SWMA-2-50DR
ED-10679
RS/YB/CP
060721
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
SWMA-2-50DR
ISOLATION
20
40
60
80
100
120
140
0
900
1800
2700
3600
4500
FREQUENCY (MHz)
ISOLATION (dB)
at RF level of 10 dBm
SWMA-2-50DR
VSWR
1.0
1.2
1.4
1.6
1.8
2.0
0
900
1800
2700
3600
4500
FREQUENCY (MHz)
VSWR
INPUT
OUTPUT-ON
OUT-OFF
at RF level of 10 dBm
Typical Performance Data
FREQ.
(MHz)
ON INSERTION LOSS (dB)
Control @ -5V
IN-OUT
OFF ISOLATION (dB)
Control @ 0V
IN-OUT
VSWR
IN
OUT
--
x
--
x
--
x
ON
--
x
OFF
--
x
SWMA-2-50DR
INSERTION LOSS
0.0
0.5
1.0
1.5
2.0
2.5
0
900
1800
2700
3600
4500
FREQUENCY (MHz)
I
N
SERTI
O
N
LO
SS (
d
B)
at RF level of 10 dBm
SWMA-2-50DR+
SWMA-2-50DR
0.30 0.51 0.01 111.30 6.00 1.11 1.11 1.11
0.50 0.50 0.00 113.10 3.27 1.12 1.12 1.12
0.80 0.49 0.00 112.55 4.74 1.12 1.12 1.12
1.00 0.49 0.00 115.60 6.23 1.12 1.12 1.12
4.00 0.50 0.01 106.76 3.29 1.12 1.12 1.12
8.00 0.51 0.01 101.01 1.53 1.11 1.11 1.11
20.00 0.49 0.01 88.20 1.46 1.11 1.11 1.11
60.00 0.52 0.01 79.18 0.66 1.10 1.10 1.10
100.00 0.53 0.01 78.80 0.59 1.10 1.10 1.10
400.00 0.61 0.01 81.34 0.60 1.13 1.13 1.12
600.00 0.64 0.01 85.05 4.42 1.14 1.14 1.14
1000.00 0.70 0.01 68.29 1.98 1.15 1.17 1.19
1500.00 0.78 0.01 57.36 1.21 1.18 1.22 1.28
2000.00 0.88 0.01 50.71 0.80 1.28 1.32 1.39
2500.00 1.05 0.01 43.74 0.52 1.41 1.45 1.51
3000.00 1.25 0.01 40.47 0.42 1.54 1.53 1.55
3500.00 1.44 0.01 35.31 0.33 1.55 1.52 1.45
4000.00 1.74 0.01 31.80 0.15 1.41 1.33 1.22
4250.00 1.72 0.03 31.76 0.24 1.32 1.22 1.16
4500.00 1.60 0.02 30.69 0.16 1.19 1.21 1.12\
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