TetraFET D2007UK METAL GATE RF SILICON FET MECHANICAL DATA A B C 1 2 4 3 D E M GOLD METALLISED MULTI-PURPOSE SILICON DMOS RF FET 5W – 28V – 400MHz SINGLE ENDED F G FEATURES • SIMPLIFIED AMPLIFIER DESIGN H I K J • SUITABLE FOR BROAD BAND APPLICATIONS DA PIN 1 SOURCE PIN 2 DRAIN • LOW Crss PIN 3 SOURCE PIN 4 GATE • SIMPLE BIAS CIRCUITS • LOW NOISE • HIGH GAIN – 13 dB MINIMUM APPLICATIONS • VHF/UHF COMMUNICATIONS from DC to 500 MHz ABSOLUTE MAXIMUM RATINGS (Tcase = 25°C unless otherwise stated) PD BVDSS BVGSS ID(sat) Tstg Tj Semelab plc. Power Dissipation Drain – Source Breakdown Voltage Gate – Source Breakdown Voltage Drain Current Storage Temperature Maximum Operating Junction Temperature Telephone (01455) 556565. Telex: 341927. Fax (01455) 552612. 29W 65V ±20V 2A –65 to 150°C 200°C Prelim. 2/98 D2007UK ELECTRICAL CHARACTERISTICS (Tcase = 25°C unless otherwise stated) Parameter Test Conditions Min. BVDSS Drain–Source Typ. Max. Unit VGS = 0 ID = 10mA VDS = 28V VGS = 0 2 mA VGS = 20V VDS = 0 1 µA VGS(th) Gate Threshold Voltage* ID = 10mA VDS = VGS 7 V gfs Forward Transconductance* VDS = 10V ID = 0.4A GPS Common Source Power Gain PO = 5W η Drain Efficiency VDS = 28V VSWR Load Mismatch Tolerance f = 400 MHz IDSS IGSS Breakdown Voltage Zero Gate Voltage Drain Current Gate Leakage Current IDQ = 0.2A 65 1 V 0.36 S 13 dB 40 % 20:1 — Ciss Input Capacitance VDS = 0 VGS = –5V f = 1MHz 20 pF Coss Output Capacitance VDS = 28V VGS = 0 f = 1MHz 11 pF Crss Reverse Transfer Capacitance VDS = 28V VGS = 0 f = 1MHz 1 pF * Pulse Test: Pulse Duration = 300 µs , Duty Cycle ≤ 2% HAZARDOUS MATERIAL WARNING The ceramic portion of the device between leads and metal flange is beryllium oxide. Beryllium oxide dust is highly toxic and care must be taken during handling and mounting to avoid damage to this area. THESE DEVICES MUST NEVER BE THROWN AWAY WITH GENERAL INDUSTRIAL OR DOMESTIC WASTE. THERMAL DATA RTHj–case Semelab plc. Thermal Resistance Junction – Case Telephone (01455) 556565. Telex: 341927. Fax (01455) 552612. Max. 6.0°C / W Prelim. 2/98