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| HWS421 GaAs DC-2.0 GHz SPDT High Power Switch September 2006 V2 Features * Low Insertion Loss : 0.40 dB @ 0.9 GHz * High Isolation: 28 dB @ 0.9 GHz * Harmonics: <-65 dBc * Low DC Power Consumption * Low Cost SOT-26 Plastic Lead (Pb) Free SOT-26 Package * Lead Free and RoHS Compliant Version of HWS341 Description The HWS421 is a GaAs MMIC SPDT high power switch in a low cost SOT-26 plastic lead (Pb) free package. The HWS421 features low insertion loss with very low DC power consumption. This high power switch can be used in GSM and PCS systems as selection of transmit or receive function for a common antenna. Electrical Specifications at 25 with 0, +3V Control Voltages C Parameter Insertion Loss Isolation VSWR Input Power for One dB Compression 2 & 3 Harmonics Switching Time Control Current nd rd Test Conditions DC-1.0 GHz DC-2.0 GHz DC-1.0 GHz DC-2.0 GHz DC-2.0 GHz 0.5-2.0 GHz 34 dBm @1 GHz Min. Typ. 0.40 0.50 Max. 0.60 0.70 Unit dB dB dB dB 25 19 27.5 21.5 1.20:1 38 70 200 100 dBm dBc ns uA Note: All measurements made in a 50 ohm system with 0/+3.0V control voltages, unless otherwise specified. Hexawave Inc. 2 Prosperity Road II, Science Park, Hsinchu, Taiwan. TEL 886-3-578-5100 FAX 886-3-577-0512 http://www.hw.com.tw All specifications are subject to change without notice. HWS421 GaAs DC-2.0 GHz SPDT High Power Switch September 2006 V2 Typical Performance Data @ +25 C Insertion Loss vs Frequency 0.0 Harmonic Rejection (dBc) -0.2 -0.4 -0.6 -0.8 -1.0 0.5 1.0 1.5 2.0 Frequency(GHz) 2.5 3.0 Harmonic Rejection @ 34 dBm, 1 GHz 85 80 75 70 65 60 2.5 3.0 3.5 Control Voltage (Volt) 4.0 Insertion Loss(dB) 2nd Harmonic 3rd Harmonic Isolation vs Frequency -10 -15 Isolation(dB) Absolute Maximum Ratings Parameter RF Input Power 0.5-2.5 GHz Control Voltage Operating Temperature Storage Temperature Absolute Maximum -20 -25 -30 -35 -40 0.5 1.0 1.5 2.0 Frequency(GHz) 2.5 3.0 +38 dBm +6V -40 to +85C C -65 to +150 C C Pin Out (Top View) CB RF2 1 6 5 CA VC2 RFC CB VC1 CA Return Loss vs Frequency -10 -15 Return Loss(dB) RF1 GND 2 3 4 CB -20 -25 -30 -35 -40 0.5 1.0 1.5 2.0 Frequency(GHz) 2.5 3.0 DC blocking capacitors CB are required on all RF ports. CB=CA=51pF for operating frequency > 500MHz. Logic Table for Switch On-Path VC1 1 0 VC2 0 1 RFC-RF1 Insertion Loss Isolation RFC-RF2 Isolation Insertion Loss `1' = +3V to +5V `0' = 0V to +0.2V Hexawave Inc. 2 Prosperity Road II, Science Park, Hsinchu, Taiwan. TEL 886-3-578-5100 FAX 886-3-577-0512 http://www.hw.com.tw All specifications are subject to change without notice. |
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