PHEMT GaAs IC SPDT Switch DC–2.5 GHz AS174-73 Features SOT-6 ■ P1 dB +30 dBm Typical @ +3 V 0.074 (1.90 mm REF.) ■ IP3 43 dBm Typical @ +3 V 0.126 (3.20 mm) 0.087 (2.20 mm) PIN 6 ■ Low Insertion Loss (0.3 dB @ 0.9 GHz) ■ Low DC Power Consumption ■ Ultra Miniature Low Cost SOT-6 Plastic Package 0.071 (1.80 mm) 0.052 (1.30 mm) PIN 1 INDICATOR PIN 1 0.020 (0.51 mm) 0.014 (0.350 mm) ■ PHEMT Process 0.037 (0.95 mm) REF. 0.057 (1.45 mm) 0.035 (0.90 mm) 0.006 (0.15 mm) 0.000 (0.00 mm) 0.012 (0.30 mm) TYP. 5.0˚ ± 1˚ 0.014 (0.26 mm) 0.004 (0.10 mm) Description The AS174-73 is an IC FET SPDT switch in a low cost SOT-6 plastic package. The AS174-73 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. 5.0˚ ± 1˚ 0.122 (3.10 mm) 0.106 (2.70 mm) 0.022 (0.61 mm) 0.004 (0.10 mm) Electrical Specifications at 25°C (0, +3 V) Parameter1 Frequency2 Insertion Loss3 DC-1.0 GHz DC-2.5 GHz Isolation DC-1.0 GHz DC-2.5 GHz VSWR4 DC-2.5 GHz Min. 23 22 Typ. Max. Unit 0.3 0.4 0.4 0.5 dB dB 25 24 dB dB 1.4:1 1.8:1 Typ. Max. Operating Characteristics at 25°C (0, +3 V) Parameter Condition 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 Intermodulation Intercept Point (IP3) For Two-tone Input Power +5 dBm 0/+3 V 0/+5 V Control Voltages Frequency Min. Unit 10 20 25 ns ns mV 0.5–2.5 GHz 0.5–2.5 GHz +30 +34 dBm dBm 0.5–2.5 GHz 0.5–2.5 GHz +43 +50 dBm dBm 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 [email protected] • www.alphaind.com Specifications subject to change without notice. 11/99A Powered by ICminer.com Electronic-Library Service CopyRight 2003 1 PHEMT GaAs IC SPDT Switch DC–2.5 GHz AS174-73 Typical Performance Data (0, +3 V) 1.0 50 Isolation (dB) Insertion Loss (dB) 45 0.8 0.6 0.4 40 35 30 25 20 0.2 15 0.0 0.0 10 0.5 1.0 1.5 2.0 2.5 0.0 3.0 0.5 1.5 2.0 2.5 Frequency (GHz) Frequency (GHz) Insertion Loss vs. Frequency Isolation vs. Frequency 3.0 Absolute Maximum Ratings 2.0 Characteristic 1.8 RF Input Power VSWR 1.0 1.6 6 W > 500 MHz 0/+7 V Control Control Voltage 1.4 Value -0.2 V, +8 V Operating Temperature -40°C to +85°C Storage Temperature -65°C to +150°C ΘJC 1.2 1.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 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 [email protected] • www.alphaind.com Specifications subject to change without notice. 11/99A Powered by ICminer.com Electronic-Library Service CopyRight 2003 J1