ETC AS004L2-11

GaAs IC SPDT Low Loss Switch
Reflective DC–4 GHz
AS004L2-11
Features
-11
■ Low DC Power Consumption
ORIENTATION
MARK
■ Low Loss, Reflective, Short
■ 8 Lead Hermetic Surface Mount Package
0.180 (4.57 mm)
SQ. MAX.
0.150
(3.81 mm)
■ Capable of Meeting MIL-STD
Requirements6
0.050
(1.27 mm)
TYP.
0.070 (1.78 mm)
0.040 (1.02 mm)
Description
The AS004L2-11 SPDT low loss reflective switch operates
from DC–4 GHz. The chip has a single series FET in each
arm for low loss performance. This switch should be used
when requirements call for low insertion loss and medium
isolation.
0.017 (0.43 mm)
0.013 (0.33 mm)
0.400 (10.16 mm)
0.380 (9.65 mm)
0.075
(1.91 mm)
MAX.
0.006 (0.15 mm)
0.004 (0.10 mm)
0.250 (6.35 mm)
0.200 (5.08 mm)
Electrical Specifications at 25°C
Parameter1
Insertion
Frequency5
Loss2
Min.
DC–1.0 GHz
DC–2.0 GHz
DC–4.0 GHz
Isolation
DC–1.0 GHz
DC–2.0 GHz
DC–4.0 GHz
VSWR3
DC–1.0 GHz
DC–4.0 GHz
40
34
26
Typ.
Max.
Unit
0.5
0.7
0.9
0.7
0.9
1.2
dB
dB
dB
45
38
28
dB
dB
dB
1.3:1
1.5:1
1.4:1
1.6:1
Typ.
Max.
Unit
3
6
20
6
10
30
ns
ns
mV
Operating Characteristics at 25°C
Parameter
Condition
Frequency
Min.
Switching Characteristics
Rise, Fall (10/90% or 90/10% RF)
On, Off (50% CTL to 90/10% RF)
Video Feedthru4
Input Power for 1 dB Compression
0/-5 V (0/-8 V)
0.5–4 GHz
0.001 GHz
21
12
24 (30)
16 (20)
dBm
dBm
Intermodulation Intercept Point (IP3)
For Two-tone Input Power 13 dBm
0.5–4 GHz
0.001 GHz
42
32
46
35
dBm
dBm
Control Voltages
VLow = 0 to -0.2 V @ 20 µA Max.
VHigh = -5 V @ 50 µA to -9 V @ 200 µA Max.
1. All measurements made in a 50 Ω system, unless otherwise specified.
2. Insertion loss changes 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.
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
Powered by ICminer.com Electronic-Library Service CopyRight 2003
1
GaAs IC SPDT Low Loss Switch Reflective DC–4 GHz
AS004L2-11
1.4
70
1.2
60
Isolation (dB)
Insertion Loss (dB)
Typical Performance Data
1.0
0.8
0.6
50
40
30
0.4
20
DC
1
2
3
4
DC
1
2
Frequency (GHz)
Frequency (GHz)
Insertion Loss vs. Frequency
Isolation vs. Frequency
4
Absolute Maximum Ratings
Truth Table
V1
V2
J1–J2
J1–J3
0
-5
Isolation
Insertion Loss
-5
0
Insertion Loss
Isolation
Characteristic
RF Input Power (RF In)
Control Voltage (VC)
Pin Out
2
3
J1
GND
GND
GND
J3
J2
V2
V1
Value
2 W > 500 MHz 0/-8 V
0.5 W @ 50 MHz 0/-8 V
+0.2 V, -10 V
Operating Temperature (TOP)
-55°C to +125°C
Storage Temperature (TST)
-65°C to +150°C
Thermal Resistance (ΘJC)
25°C/W
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
Powered by ICminer.com Electronic-Library Service CopyRight 2003