TetraFET D1020UK METAL GATE RF SILICON FET MECHANICAL DATA B C (2 pls) 2 G (typ) 3 1 H P (2 pls) A D 4 5 GOLD METALLISED MULTI-PURPOSE SILICON DMOS RF FET 150W – 28V – 400MHz PUSH–PULL E (4 pls) F I FEATURES • EXTRA LOW Crss N O M J K • SIMPLIFIED AMPLIFIER DESIGN DR PIN 1 PIN 3 PIN 5 SOURCE (COMMON) DRAIN 2 GATE 1 DIM A B C D E F G H I J K M N O P Millimetres 19.05 10.77 45° 9.78 5.71 27.94 1.52R 10.16 22.22 0.13 2.72 1.70 5.08 34.03 1.57R PIN 2 PIN 4 DRAIN 1 GATE 2 • SUITABLE FOR BROAD BAND APPLICATIONS • SIMPLE BIAS CIRCUITS Tol. 0.50 0.13 5° 0.13 0.13 0.13 0.13 0.13 MAX 0.02 0.13 0.13 0.50 0.13 0.08 Inches 0.75 0.424 45° 0.385 0.225 1.100 0.060R 0.400 0.875 0.005 0.107 0.067 0.200 1.340 0.062R Tol. 0.020 0.005 5° 0.005 0.005 0.005 0.005 0.005 MAX 0.001 0.005 0.005 0.020 0.005 0.003 • LOW NOISE • HIGH GAIN – 10 dB MINIMUM APPLICATIONS • HF/VHF/UHF COMMUNICATIONS from 1 MHz to 400 MHz ABSOLUTE MAXIMUM RATINGS (Tcase = 25°C unless otherwise stated) PD BVDSS BVGSS ID(sat) Tstg Tj Power Dissipation Drain – Source Breakdown Voltage * Gate – Source Breakdown Voltage * Drain Current * Storage Temperature Maximum Operating Junction Temperature 389W 70V ±20V 20A –65 to 150°C 200°C * Per Side Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612. E-mail: [email protected] Website: http://www.semelab.co.uk Prelim. 11/00 D1020UK ELECTRICAL CHARACTERISTICS (Tcase = 25°C unless otherwise stated) Parameter Test Conditions Min. Typ. Max. Unit PER SIDE BVDSS IDSS Drain–Source Breakdown Voltage Zero Gate Voltage Drain Current V VGS = 0 ID = 100mA 70 VDS = 28V VGS = 0 5 mA 1 mA 7 V IGSS Gate Leakage Current VGS = 20V VDS = 0 VGS(th) Gate Threshold Voltage* ID = 10mA VDS = VGS 1 gfs Forward Transconductance* VDS = 10V ID = 5A 4 S 10 dB 50 % 20:1 — TOTAL DEVICE Common Source Power Gain h PO = 150W Drain Efficiency VDS = 28V VSWR Load Mismatch Tolerance f = 400MHz GPS IDQ = 2A PER SIDE Ciss Input Capacitance VDS = 28V VGS = –5V f = 1MHz 300 pF Coss Output Capacitance VDS = 28V VGS = 0 f = 1MHz 150 pF Crss Reverse Transfer Capacitance VDS = 28V VGS = 0 f = 1MHz 10 pF * Pulse Test: Pulse Duration = 300 ms , 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 +44(0)1455 556565. Fax +44(0)1455 552612. E-mail: [email protected] Website: http://www.semelab.co.uk Max. 0.45°C / W Prelim. 11/00 D1020UK 3RXW : (IILFLHQF\ 9GV 9 ,GT $ 0+] 0+] 3LQ: 9GV 9 ,GT $ Figure 1. Output Power Vs Input Power 3RXW: 0+] 0+] Figure 2. Efficiency Vs. Output Power *DLQ G% 9GV 9 ,GT $ 3RXW: 0+] 0+] Figure 3. Gain Vs Output Power Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612. E-mail: [email protected] Website: http://www.semelab.co.uk Prelim. 11/00 D1020UK =6RSW I 0+] 0DWFKLQJ 1HWZRUN ,PSHGDQFHPHDVXUHGJDWHWRJDWH =6RSW =6 5 M; Optimum Source Impedence =/RSW M; 0DWFKLQJ 1HWZRUN =/ 5 ,PSHGDQFHPHDVXUHGGUDLQWRGUDLQ I 0+] =/RSW Optimum Load Impedence Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612. E-mail: [email protected] Website: http://www.semelab.co.uk Prelim. 11/00 D1020UK L 2 1 0 k G a te - B ia s 1 n 1 0 0 n 1 0 0 k L 1 1 n D 1 0 2 0 U K T 2 2 8 V 1 0 0 n 1 2 1 n T 4 1 0 0 0 u 8 2 0 K 6 8 0 p F T 6 T 1 1 u 4 7 p F 2 -1 8 p F 2 -1 8 p F 9 0 p F 6 8 0 p F 1 u T 5 T 3 D 1 0 2 0 U K 175 MHz Test Fixture T1,2,3 7cm Storm Products EXE 18 19/30 S1TW coaxial cable on Siemens A1 x 1 2 hole core T4,5 14cm Storm products EXE18 19/30 S1TW coaxial cable T6 11cm Storm products EXE 18 19/30 S1TW coaxial cable L1 6 turns 1.2mm dia wire, 5mm internal diameter L2 1.5 turns 0.9mm dia wire on Siemens A1 x 1 2 hole core Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612. E-mail: [email protected] Website: http://www.semelab.co.uk Prelim. 11/00 D1020UK + 2 8 V 0 .1 u F G a te -B ia s 4 7 K 1 0 0 K 1 n F 7 x 4 m m c o n ta c t p a d 7 x 4 m m c o n ta c t p a d 1 0 0 u F L 2 T 4 T 2 T 1 6 2 0 p F L 1 6 2 0 p F 2 -1 8 p F 1 5 D 1 0 2 0 U K 6 2 0 p F 4 7 p F 2 7 p F 2 -1 8 p F 2 0 -5 5 p F T 5 T 3 6 2 0 p F 7 x 4 m m c o n ta c t p a d 6 2 0 p F 7 x 4 m m c o n ta c t p a d T 6 2 -1 8 p F D 1 0 2 0 U K 400 MHz Test Fixture T1 11cm 50 Ohm UT47 semi-rigid coax T2,3,4,5 8.9cm 18 Ohm UT62-18 semi-rigid coax T6 9.4cm 50 Ohm UT85 semi-rigid coax L1 5.5 turns 18swg enamelled copper wire on Fair-Rite FT50B-43 ferrite core L2 Semelab plc. 6 turns 18swg enamelled copper wire, 3.5mm internal diameter Telephone +44(0)1455 556565. Fax +44(0)1455 552612. E-mail: [email protected] Website: http://www.semelab.co.uk Prelim. 11/00