AS156-73
器件描述:GaAs IC SPST Switch Single Positive Control 0.5?2.5 GHz
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器件资料摘要:
Skyworks Solutions, Inc. [781] 376-3000 • Fax [781] 376-3100 • Email sales@skyworksinc.com • www.skyworksinc.com 1
Specifications subject to change without notice. 11/02A
Parameter Condition Frequency Min. Typ. Max. Unit
Switching Characteristics
4
Rise, Fall (10/90% or 90/10% RF) 1 µs
On, Off (50% CTL to 90/10% RF) 1 µs
Video Feedthru 10 mV
Input Power for 1 dB Compression 0/+3 V 0.9 GHz 18 dBm
0/+5 V 0.9 GHz 27 dBm
Intermodulation Intercept Point (IP3) For Two-tone Input Power +13 dBm
0/+5 V 0.5–2.0 GHz 43 dBm
Control Voltages V
Low
= 0 to 0.2 V @ 20 µA Max.
V
High
= +3 V @ 100 µA Max. to +5 V @ 200 µA Max.
V
S
= V
High
± 0.2 V
GaAs IC SPST Switch
Single Positive Control 0.5–2.5 GHz
Features
■ Single Positive Control Voltage
■ +3 V to +5 V Operation
■ Isolation Can be Tuned to Desired
Frequency
■ High Isolation (45 dB at 0.9 GHz with
100 pF Bypass Capacitor)
■ Designed for Use as an LNA Bypass Switch
AS156-73
Description
The AS156-73 is an SPST FET IC switch. The switch
requires external DC blocking capacitors and one
bypass capacitor. Isolation is optimized at 0.9 GHz utilizing
100 pF bypass capacitor and optimized at 1.9 GHz utilizing
a 2.7 pF bypass capacitor.This switch requires a positive
supply and single positive control.The device is mounted
in the SOT-6 package for surface mounting in commercial
switching applications, specifically as an LNA bypass
switch.
Parameter
1
Frequency
2
Min. Typ. Max. Unit
Insertion Loss
3
0.5–1.4 GHz 0.65 0.75 dB
1.4–2.0 GHz 0.70 0.80 dB
2.0–2.5 GHz 0.75 0.90 dB
Isolation 0.5–1.4 GHz 40 45 dB
1.4–2.0 GHz 23 28 dB
2.0–2.5 GHz 10 15 dB
VSWR 0.5–2.5 GHz 1.3:1
Electrical Specifications at 25°C (0, +3 V) C
BYPASS
= 100 pF
0.074
(1.90 mm) REF.
0.071 (1.80 mm)
0.052 (1.30 mm)
0.037 (0.95 mm) REF.
0.122 (3.10 mm)
0.106 (2.70 mm)
0.006
(0.15 mm)
0.000
(0.00 mm)
0.057 (1.45 mm)
0.035 (0.90 mm)
0.020 (0.51 mm)
0.014 (0.350 mm)
0.126 (3.20 mm)
0.087 (2.20 mm)
PIN 6
PIN 1
PIN 1
INDICATOR
0.022 (0.61 mm)
0.004 (0.10 mm)
0.014
(0.26 mm)
0.004
(0.10 mm)
0.012
(0.30 mm)
TYP.
5.0˚ ± 1˚
5.0˚ ± 1˚
Operating Characteristics at 25°C (0, +3 V)
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. Video feedthru measured with 1 ns risetime pulse and 500 MHz bandwidth.
SOT-6