AS179-92 데이터 시트보기 (PDF) - Alpha Industries
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AS179-92 Datasheet PDF : 2 Pages
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PHEMT GaAs IC SPDT Switch DC–3 GHz
AS179-92
Features
s P1 dB +30 dBm Typical @ +3 V
s IP3 43 dBm Typical @ +3 V
s Low Insertion Loss (0.3 dB @ 0.9 GHz)
s Low DC Power Consumption
s Ultra Miniature SC-70 6 Lead Package
s PHEMT Process
Description
The AS179-92 is an IC FET SPDT switch in a low cost
miniature SC-70 6 lead plastic package. The AS179-92
features low insertion loss and positive voltage operation
with very low DC power consumption. This general
purpose switch can be used in a variety of
telecommunications applications.
SC-70 6 Lead
0.079 (2.00 mm)
± 0.008 (0.20 mm)
0.087 (2.20 mm)
± 0.008 (0.20 mm)
0.0256 (0.65 mm)
BSC
0.049 (1.25 mm)
± 0.004 (0.10 mm)
PIN 1 INDICATOR
0.035 (0.90 mm)
± 0.004 (0.10 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)
0.009 (0.23 mm)
REF
0.010 (0.25 mm)
± 0.006 (0.15 mm)
0.008 (0.20 mm)
± 0.004 (0.10 mm)
Electrical Specifications at 25°C (0, +3 V)
Insertion Loss3
Parameter1
Isolation
VSWR4
Frequency2
DC–1.0 GHz
DC–3.0 GHz
DC–1.0 GHz
DC–2.0 GHz
DC–3.0 GHz
DC–1.0 GHz
DC–2.0 GHz
DC–3.0 GHz
Min.
22
22
20
Typ. Max. Unit
0.3
0.4
dB
0.4
0.6
dB
25
dB
25
dB
23
dB
1.2:1
1.2:1
1.3:1
1.4:1
1.4:1
1.4:1
Operating Characteristics at 25°C (0, +3 V)
Parameter
Condition
Frequency
Switching Characteristics5
Rise, Fall (10/90% or 90/10% RF)
On, Off (50% CTL to 90/10% RF)
Video Feedthru
Input Power for 1 dB Compression
0/+3 V
0/+5 V
0.5–3.0 GHz
0.5–3.0 GHz
Intermodulation Intercept Point (IP3)
For Two-tone Input Power +5 dBm
0/+3 V
0/+5 V
0.5–3.0 GHz
0.5–3.0 GHz
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.
Min.
Typ.
10
20
25
+30
+34
+43
+50
Max.
Unit
ns
ns
mV
dBm
dBm
dBm
dBm
Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email sales@alphaind.com • www.alphaind.com
1
Specifications subject to change without notice. 8/00A
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