ALPHA AS183-92

Preliminary
PHEMT GaAs IC SPDT Switch DC–2.5 GHz
AS183-92
Features
SC-70 6 Lead
■ P1 dB +30 dBm Typical @ +3 V
0.079 (2.00 mm)
± 0.008 (0.20 mm)
■ IP3 43 dBm Typical @ +3 V
■ Low Insertion Loss (0.3 dB @ 0.9 GHz)
■ Low DC Power Consumption
■ Miniature SC-70 6 Lead Plastic Package
0.0256 (0.65 mm)
BSC
0.087 (2.20 mm)
± 0.008 (0.20 mm)
0.049 (1.25 mm)
± 0.004 (0.10 mm)
0.009 (0.23 mm)
REF
PIN 1 INDICATOR
0.035 (0.90 mm)
± 0.004 (0.10 mm)
Description
The AS183-92 is an IC FET SPDT switch in a very small
SC-70 6 lead plastic package. The AS183-92 features low
insertion loss and positive voltage operation with very low
DC power consumption. This switch is suitable for handset
applications.
0.010 (0.25 mm)
± 0.006 (0.15 mm)
0.0055
(0.14 mm)
± 0.0015
(0.04 mm)
0.002 (0.005 mm)
± 0.002 (0.005 mm) 0.037 (0.95 mm)
± 0.006 (0.15 mm)
0.008 (0.20 mm)
± 0.004 (0.10 mm)
Electrical Specifications at 25°C (0, +3 V)
Parameter1
Insertion
Frequency2
Loss3
Min.
DC-1.0 GHz
DC–2.0 GHz
DC-2.5 GHz
Isolation
DC-1.0 GHz
DC–2.0 GHz
DC-2.5 GHz
VSWR4
DC-2.5 GHz
18
12
11
Typ.
Max.
Unit
0.30
0.30
0.55
0.4
0.4
0.6
dB
dB
dB
20
14
13
dB
dB
dB
1.2:1
1.6:1
Typ.
Max.
Operating Characteristics at 25°C (0, +3 V)
Parameter
Switching
Characteristics5
Condition
Frequency
Rise, Fall (10/90% or 90/10% RF)
On, Off (50% CTL to 90/10% RF)
Video Feedthru
Min.
Unit
10
20
25
ns
ns
mV
Input Power for 1 dB Compression
0/+3 V
0/+5 V
0.5–2.5 GHz
0.5–2.5 GHz
+30
+34
dBm
dBm
Intermodulation Intercept Point (IP3)
For Two-tone Input Power +15 dBm
0/+3 V
0/+5 V
0.5–2.5 GHz
0.5–2.5 GHz
+43
+50
dBm
dBm
Control Voltages
VLow = 0 to 0.2 V @ 20 µA Max.
VHigh = +3 V @ 100 µA Max. to +5 V @ 200 µA Max.
1. All measurements made in a 50 Ω system, unless otherwise specified.
2. DC = 300 kHz.
3. Insertion loss changes by 0.003 dB/°C.
4. Insertion loss state.
5. Video feedthru measured with 1 ns risetime pulse and 500 MHz bandwidth.
Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email sales@alphaind.com • www.alphaind.com
Specifications subject to change without notice. 11/99A
1
PHEMT GaAs IC SPDT Switch DC–2.5 GHz
AS183-92
Typical Performance Data (0, +3 V)
1.0
40
Isolation (dB)
Insertion Loss (dB)
35
0.8
0.6
0.4
30
25
20
15
10
0.2
5
0.0
0.0
0
0.5
1.0
1.5
2.0
2.5
0.0
0.5
1.5
2.0
2.5
Frequency (GHz)
Frequency (GHz)
Insertion Loss vs. Frequency
Isolation vs. Frequency
Absolute Maximum Ratings
1.5
Characteristic
1.4
RF Input Power
VSWR
1.0
1.3
6 W > 500 MHz
0/+7 V Control
Control Voltage
1.2
Value
-0.2 V, +8 V
Operating Temperature
-40°C to +85°C
Storage Temperature
-65°C to +150°C
ΘJC
1.1
1.0
0.0
0.5
1.0
1.5
2.0
2.5
25°C/W
Pin Out
Frequency (GHz)
6
2
5
J2
1
VSWR vs. Frequency
CBL
GND
V1
CBL
Truth Table
J1–J2
J1–J3
0
VHigh
Isolation
Insertion Loss
VHigh
0
Insertion Loss
Isolation
VHigh = +3 to +5 V.
2
J3
CBL
4
V2
3
V1
V2
DC blocking capacitors (CBL) must be supplied externally for
positive voltage operation.
CBL = 100 pF for operation >500 MHz.
Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email sales@alphaind.com • www.alphaind.com
Specifications subject to change without notice. 11/99A
J1