TetraFET D2013UK METAL GATE RF SILICON FET MECHANICAL DATA GOLD METALLISED MULTI-PURPOSE SILICON DMOS RF FET 20W – 28V – 1GHz PUSH–PULL A C B (2 pls) K 3 2 1 E D 5 4 G (4 pls) F FEATURES • SIMPLIFIED AMPLIFIER DESIGN H J M I N • SUITABLE FOR BROAD BAND APPLICATIONS DK PIN 1 SOURCE (COMMON) PIN 2 DRAIN 1 • VERY LOW Crss PIN 3 DRAIN 2 GATE 2 • SIMPLE BIAS CIRCUITS PIN 5 GATE 1 PIN 4 • LOW NOISE DIM A B C D E F G H I J K M N mm 6.45 1.65R 45° 16.51 6.47 18.41 1.52 4.82 24.76 1.52 0.81R 0.13 2.16 Tol. 0.13 0.13 5° 0.76 0.13 0.13 0.13 0.25 0.13 0.13 0.13 0.02 0.13 Inches 0.254 0.065R 45° 0.650 0.255 0.725 0.060 0.190 0.975 0.060 0.032R 0.005 0.085 Tol. 0.005 0.005 5° 0.03 0.005 0.005 0.005 0.010 0.005 0.005 0.005 0.001 0.005 • HIGH GAIN – 10 dB MINIMUM APPLICATIONS • HF/VHF/UHF COMMUNICATIONS from 1MHz to 2 GHz 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 83W 65V ±20V 4A –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.12/00 D2013UK ELECTRICAL CHARACTERISTICS (Tcase = 25°C unless otherwise stated) Parameter Test Conditions Min. Typ. Max. Unit PER SIDE BVDSS Drain–Source V VGS = 0 ID = 10mA VDS = 28V VGS = 0 1 mA VGS = 20V VDS = 0 1 mA VGS(th) Gate Threshold Voltage * ID = 10mA VDS = VGS 7 V gfs VDS = 10V ID = 0.8A IDSS IGSS Breakdown Voltage Zero Gate Voltage Drain Current Gate Leakage Current Forward Transconductance * 65 1 0.72 S 10 dB 40 % 20:1 — TOTAL DEVICE GPS h Common Source Power Gain PO = 20W Drain Efficiency VDS = 28V VSWR Load Mismatch Tolerance IDQ = 0.8A f = 1GHz PER SIDE Ciss Input Capacitance VDS = 0 VGS = –5V f = 1MHz 48 pF Coss Output Capacitance VDS = 28V VGS = 0 f = 1MHz 24 pF Crss Reverse Transfer Capacitance VDS = 28V VGS = 0 f = 1MHz 2 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. 2.1°C / W Prelim.12/00 D2013UK I ,GT 9GV 3RXW : *+] $ 9 *DLQ 3RXW G% : 3LQ: I ,GT 9GV *+] $ 9 3LQ: 'UDLQ(IILFLHQF\ 3RXW 'UDLQ(IILFLHQF\ 3RXW *DLQ Figure 1 Figure 2 OutputPower and Gain vs. Input Power. Output Power and efficiency vs. Input Power. OPTIMUM SOURCE AND LOAD IMPEDANCE ,0' G%F I 0+] I 0+] 9GV 9 3RXW:3(3 ,GT $ ,GT $ Frequency MHz ZS ZL 1000MHZ 1.3 - j4.6 2.5 - j2.6 W W Figure 3 IMD Vs. Output Power. Typical S Parameters ! # !Freq !MHz 100 200 300 400 500 600 700 800 900 1000 Semelab plc. Vds=28V, Idq=0.8A MHz S MA R 50 S11 mag 0.841 0.871 0.891 0.902 0.923 0.933 0.955 0.955 0.966 0.955 ang -122 -146 -156 -163 -170 -174 -175 -177 179 177 S21 mag 24.547 11.482 6.683 4.365 3.055 2.113 1.758 1.413 1.161 0.944 ang 98 69 52 40 27 22 19 12 5 3 S12 mag ang 0.01318 13 0.01 0 0.00653 10 0.00596 49 0.00891 71 0.01349 79 0.01862 85 0.02344 82 0.02851 80 0.03236 80 Telephone +44(0)1455 556565. Fax +44(0)1455 552612. E-mail: [email protected] Website: http://www.semelab.co.uk S22 mag 0.49 0.61 0.708 0.767 0.813 0.851 0.881 0.902 0.902 0.902 ang -94 -125 -137 -146 -155 -165 -166 -170 -177 -179 Prelim.12/00 D2013UK 1 0 1 K 2 G a te -B ia s 1 n F 1 0 0 n F 1 n F 1 K 2 T 2 T 1 T 3 T 4 1 -8 p F T 5 2 .2 p F L 2 T 1 1 T 1 2 T 1 3 D 2 0 1 3 U K T 1 4 3 6 p F 8 .2 p F 1 0 p F 1 -8 p F 3 6 p F T 6 + 2 8 V 1 0 0 u F 1 0 0 n F 1 K 2 L 1 3 6 p F L 3 3 .6 p F T 1 9 1 -8 p F 3 6 p F T 7 T 8 T 9 T 1 0 D 2 0 1 3 U K T 1 5 T 1 6 T 1 7 T 1 8 1000MHz Test Fixture Substrate 0.8mm thick PTFE/glass All microstrip lines W = 2.7mm T1 23mm T2, T19 50MM 50 Ohm UT34 semi-rigid coax T3, T7 6mm T4, T8 8mm T5, T9 15mm T6, T10 9mm T11, T15 8mm T12, T16 7mm T13, T17 11mm T14, T18 5mm L1, L2 6 turns of 24swg enamelld copper wire, 3mm i,d. L3 1.5 turn 24 swg enamelled copper wire on Siemens B62152-A7x 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.12/00