AS148-24 データシートの表示（PDF） - Alpha Industries
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AS148-24 Datasheet PDF : 2 Pages
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GaAs IC High Isolation Positive Control SPDT Switch DC–2.5 GHz
AS148-24
Typical Performance Data (0, +5 V)
1.5
1.25
1.0
0.75
0.5
DC
.5
1.0
1.5
2.0
2.5
Frequency (GHz)
Insertion Loss vs. Frequency
1.4
1.3
1.2
1.1
1.0
DC
.5
1.0
1.5
2.0
2.5
Frequency (GHz)
VSWR vs. Frequency
Truth Table
V1
V2
J1–J2
VHigh
0
Isolation
0
VHigh
Insertion Loss
VHigh = +5 to +7 V (VS = VHigh ± 0.2 V).
J1–J3
Insertion Loss
Isolation
70
60
50
40
30
DC
.5
1.0
1.5
2.0
2.5
Frequency (GHz)
Isolation vs. Frequency
Absolute Maximum Ratings
Characteristic
RF Input Power
Supply Voltage
Control Voltage
Operating Temperature
Storage Temperature
ΘJC
Value
1 W Max. > 500 MHz
0/+8 V Control
+8 V
-0.2 V, +8 V
-40°C to +85°C
-65°C to +150°C
25°C/W
Pin Out
J2
J3
CBL
GND V1 GND V2
14 13 12 11 10
CBL
GND
9
8
12
3
4
5
6
7
GND VS GND
GND GND GND
CBL
J1
DC blocking capacitors (CBL) must be supplied externally.
CBL = 100 pF for operation >500 MHz.
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
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