4C3 Series INTELLIGENT RELAY SP12T IN-LINE Multithrow Switches Available with either 15 Vdc or 28 Vdc actuator coils, these DowKey INTELLIGENT RELAY IN-LINE Series SP12T Multithrow Switches are available with internal binary decoding CMOS logic circuits with latching self cut-off drivers. The IN-LINE construction has the common port in the center of the RF cavity to provide excellent electrical performance through 18 GHz. The 4C3 Series switches are ideal for large switch matrix or complicated automatic test equipment switching applications. Typical applications for the 4C3 Series include: • Test Equipment Band Selection • Switch Matrixes DowKey® 4C3 Series INTELLIGENT RELAY SP12T IN-LINE RF Characteristics Specifications : Operating Voltage: (across temperature range) 15 Vdc (14-17 Vdc) 28 Vdc (24-32 Vdc) Coil Current (Nominal): 15 Vdc 187 mA 28 Vdc 177 mA Switching Time: 15 mS maximum Operating Temperature: 0ºC to +65ºC Mechanical Life, Cycles: 1 x 106 minimum RF Connectors: SMA-Female Only Frequency GHz VSWR (max) Isolation dB (min) 0-2 2-8 8-12 12-18 1.50 1.50 1.60 2.00 80 70 60 60 Ins. Loss dB (max) 1-4 5-8 9-12 0.20 0.30 0.40 0.40 0.50 0.60 0.50 0.60 0.80 1.00 1.50 2.00 RF Power Watts (CW) 50 25 15 10 Power handling capability is for through path only. Optional internal termination is limited to 500 milliwatts dissipation Connectors and Part Numbers Terminations Descriptions None 50Ω SP7T Switches 4C3-420802E 4C3-430802E 4C3-420803E 4C3-430803E 12 Vdc Coil, Binary Decoding, with ENABLE, Latching, Self-Cutoff 28 Vdc Coil, Binary Decoding, with ENABLE, Latching, Self-Cutoff 64 DowKey Microwave Corporation 1667 Walter Street, Ventura, California 93003 (805) 650-0260 • FAX (805) 650-1734 4C3 Series Mechanical Electrical 65 DowKey Microwave Corporation 1667 Walter Street, Ventura, California 93003 (805) 650-0260 • FAX (805) 650-1734