Alpha Industries, Inc. [781] 935-5150
Fax [617] 824-4579
Email sales@alphaind.com
www.alphaind.com
1
Specifications subject to change without notice. 3/99A
GaAs IC SPST Switch
Reflective DC4 GHz
Features
s
Low DC Power Consumption
s
Reflective
s
8 Lead Hermetic Surface Mount Package
s
Capable of Meeting MIL-STD
Requirements
6
-11
AS004R1-11
Description
The AS004R1-11 is a GaAs IC FET SPST reflective
switch that operates from DC4 GHz. These devices are
useful as modulators and switches in high reliability and
commercial applications.
0.180 (4.57 mm)
SQ. MAX.
0.400 (10.16 mm)
0.380 (9.65 mm)
0.150
(3.81 mm)
0.050
(1.27 mm)
TYP.
ORIENTATION
MARK
0.017 (0.43 mm)
0.013 (0.33 mm)
0.006 (0.15 mm)
0.004 (0.10 mm)
0.250 (6.35 mm)
0.200 (5.08 mm)
0.070 (1.78 mm)
0.040 (1.02 mm)
0.075
(1.91 mm)
MAX.
1. All measurements made in a 50
system, unless otherwise specified.
2. Insertion loss changes by 0.003 dB/C.
3. Insertion loss state.
4. Video feedthru measured with 1 ns risetime pulse and 500 MHz bandwidth.
5. DC = 300 kHz.
6. See Quality/Reliability section.
Parameter
Condition
Frequency
Min.
Typ.
Max.
Unit
Switching Characteristics
Rise, Fall (10/90% or 90/10% RF)
3
6
ns
On, Off (50% CTL to 90/10% RF)
6
10
ns
Video Feedthru
4
20
30
mV
Input Power for 1 dB Compression
0/-5 V (0/-8 V)
0.54 GHz
24 (30)
dBm
0.001 GHz
16 (20)
dBm
Intermodulation Intercept Point (IP3)
For Two-tone Input Power 13 dBm
0.54 GHz
46
dBm
0.001 GHz
35
dBm
Control Voltages
V
Low
= 0 to -0.2 V @ 20
A Max.
V
High
= -5 V @ 50
A to -9 V @ 200
A Max.
Operating Characteristics at 25C
Parameter
1
Frequency
5
Min.
Typ.
Max.
Unit
Insertion Loss
2
DC1.0 GHz
0.9
1.1
dB
DC2.0 GHz
1.0
1.2
dB
DC4.0 GHz
1.4
1.6
dB
Isolation
DC1.0 GHz
45
53
dB
DC2.0 GHz
38
45
dB
DC4.0 GHz
30
35
dB
VSWR
3
DC1.0 GHz
1.2:1
1.3:1
DC2.0 GHz
1.3:1
1.5:1
DC4.0 GHz
1.6:1
1.8:1
Electrical Specifications at 25C
GaAs IC SPST Switch Reflective DC4 GHz
AS004R1-11
2
Alpha Industries, Inc. [781] 935-5150
Fax [617] 824-4579
Email sales@alphaind.com
www.alphaind.com
Specifications subject to change without notice. 3/99A
Insertion Loss vs. Frequency
Frequency (GHz)
0.4
DC
1
2
3
4
0.8
1.2
1.6
2.0
I
n
s
e
r
t
i
o
n
L
o
s
s
(
d
B
)
2.4
-55C
+85C
70
20
30
40
50
60
Frequency (GHz)
Isolation vs. Frequency
I
s
o
l
a
t
i
o
n
(
d
B
)
DC
1
2
3
4
Typical Performance Data
Pin Out
J
1
V
1
V
2
GND
J
2
GND
GND
GND
Characteristic
Value
RF Input Power (RF In)
2 W > 500 MHz 0/-8 V
0.5 W @ 50 MHz 0/-8 V
Control Voltage (V
C
)
+0.2 V, -10.0 V
Operating Temperature (T
OP
)
-55C to +125C
Storage Temperature (T
ST
)
-65C to +150C
Thermal Resistance (
JC
)
25C/W
Absolute Maximum Ratings
V
1
V
2
J
1
J
2
0
-5
Isolation
-5
0
Insertion Loss
Truth Table
PDF 
ZIP