HWS451 GaAs DC-6 GHz SP4T Switch May 2011 V2 Features QFN12L (3 x 3 mm) • Low Insertion Loss: 0.95 dB @ 2.5 GHz 1.25 dB @ 5.8 GHz • Isolation: 26 dB @ 2.5 GHz 18 dB @ 5.8 GHz • Low DC Power Consumption • Miniature QFN12L (3x3 mm) Using Lead (Pb) free materials with RoHS compliant • PHEMT process Description The HWS451 is a GaAs PHEMT MMIC SP4T switch operating at DC-6 GHz in a low cost miniature QFN12L (3 x 3 mm) plastic lead (Pb) free package. The HWS451 features low insertion loss and high isolation with very low DC power consumption. This switch can be used in WiMAX or IEEE 802.11a/b/g WLAN PC card and access point applications. Electrical Specifications at 25°C with 0, +3V Control Voltages Parameter Test Conditions Insertion Loss 0.10-6.00 GHz 2.40-2.50 GHz 3.30-3.90 GHz 4.90-5.85 GHz Isolation 0.10-6.00 GHz 2.40-2.50 GHz 3.30-3.90 GHz 4.90-5.85 GHz Return Loss Input Power for One dB Compression Control Current Min. Typ. 1.30 0.95 1.00 1.25 Max. 1.20 Unit dB dB dB dB 18 26 22 18 dB dB dB dB 0.10-6.00 GHz 2.40-2.50 GHz 3.30-3.90 GHz 4.90-5.85 GHz 15 20 18 15 dB dB dB dB 2.00-6.00 GHz 36 dBm 21 10 200 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. HWS451 GaAs DC-6 GHz SP4T Switch May 2011 V2 Absolute Maximum Ratings Typical Performance Data with 8pF Capacitors @ +25°C Parameter Insertion Loss vs Frequency Insertion Loss(dB) -0.6 Absolute Maximum RF Input Power +36 dBm @ +3V Control Voltage +6V -0.8 Operating Temperature -1.0 Storage Temperature -40°C to +85°C -65°C to +150°C -1.2 Pin Out (Top View) -1.4 RF4 RF3 -1.6 2.5 3.0 3.5 4.0 4.5 5.0 5.5 CB 6.0 Frequency(GHz) 12 VC4 -5 RFC -10 10 CA 9 2 8 3 7 CB VC1 -15 1 CA 4 -20 CB -25 -30 5 GND Isolation(dB) 11 CA Isolation vs Frequency RF1 -35 2.0 2.5 CB GND 2.0 3.0 3.5 4.0 4.5 5.0 5.5 6.0 Frequency(GHz) Return Loss vs Frequency VC3 GND VC2 CA 6 CB RF2 Note: 1. DC blocking capacitors CB=8pF are required on all RF ports. 2. RF by-pass capacitors CA=8pF. 3. Exposed pad in the bottom must be connected to ground by via holes. -5 -10 Return Loss(dB) Logic Table for Switch On-Path -15 VC1 VC2 VC3 VC4 RFC -20 1 0 0 0 RF1 -25 0 1 0 0 RF2 -30 0 0 1 0 RF3 -35 0 0 0 1 RF4 2.0 2.5 3.0 3.5 4.0 4.5 Frequency(GHz) 5.0 5.5 6.0 ‘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.