TetraFET D2001UK METAL GATE RF SILICON FET MECHANICAL DATA GOLD METALLISED MULTI-PURPOSE SILICON DMOS RF FET 2.5W – 28V – 1GHz SINGLE ENDED C 2 N (typ) 1 B A 3 D (2 pls) F (2 pls) H J FEATURES • SIMPLIFIED AMPLIFIER DESIGN M E I K G • SUITABLE FOR BROAD BAND APPLICATIONS DP PIN 1 SOURCE PIN 3 GATE PIN 2 DRAIN • LOW Crss • SIMPLE BIAS CIRCUITS DIM mm A 16.51 B 6.35 C 45° D 3.30 E 18.92 F 1.52 G 2.16 H 14.22 I 1.52 J 6.35 K 0.13 M 5.08 N 1.27 x 45° Tol. 0.25 0.13 5° 0.13 0.08 0.13 0.13 0.08 0.13 0.13 0.03 0.51 0.13 Inches 0.650 0.250 45° 0.130 0.745 0.060 0.085 0.560 0.060 0.250 0.005 0.200 0.050 x 45° Tol. 0.010 0.005 5° 0.005 0.003 0.005 0.005 0.003 0.005 0.005 0.001 0.020 0.005 • LOW NOISE • HIGH GAIN – 13 dB MINIMUM APPLICATIONS • VHF/UHF COMMUNICATIONS from 50 MHz to 2 GHz 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 +44(0)1455 556565. Fax +44(0)1455 552612. E-mail: [email protected] Website: http://www.semelab.co.uk 17.5W 65V ±20V 1A –65 to 150°C 200°C Prelim. 12/00 D2001UK ELECTRICAL CHARACTERISTICS (Tcase = 25°C unless otherwise stated) Parameter Test Conditions Min. BVDSS Drain–Source Typ. Max. Unit V VGS = 0 ID = 10mA VDS = 28V VGS = 0 1 mA VGS = 20V VDS = 0 1 µA VGS(th) Gate Threshold Voltage* ID = 10mA VDS = VGS 7 V gfs Forward Transconductance* VDS = 10V ID = 0.2A GPS Common Source Power Gain PO = 2.5W η Drain Efficiency VDS = 28V IDSS IGSS Breakdown Voltage Zero Gate Voltage Drain Current Gate Leakage Current VSWR Load Mismatch Tolerance IDQ = 0.1A f = 1GHz 65 1 0.18 S 13 dB 40 % 20:1 — Ciss Input Capacitance VDS = 28V VGS = –5V f = 1MHz 12 pF Coss Output Capacitance VDS = 28V VGS = 0 f = 1MHz 6 pF Crss Reverse Transfer Capacitance VDS = 28V VGS = 0 f = 1MHz 0.5 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 +44(0)1455 556565. Fax +44(0)1455 552612. E-mail: [email protected] Website: http://www.semelab.co.uk Max. 10°C / W Prelim. 12/00 D2001UK I *+] ,GT $ 9GV 9 3RXW : *DLQ 3RXW G% : 3LQ: I *+] ,GT $ 9GV 9 3LQ: 3RXW *DLQ 'UDLQ (IILFLHQF\ 3RXW 'UDLQ(IILFLHQF\ Figure 1 Figure 2 Output Power and Gain vs. Input Power. Output Power and Efficiency vs. Input Power . OPTIMUM SOURCE AND LOAD IMPEDANCE Frequency MHz ZS Ω ZL Ω 1000MHZ 3.64 - j2.07 6.31 + j10.45 Typical S Parameters ! # !Freq !MHz 100 200 300 400 500 600 700 800 900 1000 Semelab plc. Vds=28V, Idq=0.2A MHz S MA R 50 S11 mag 0.966 0.891 0.841 0.804 0.804 0.804 0.822 0.822 0.841 0.832 ang -47 -81 -103 -120 -134 -143 -147 -154 -162 -168 S21 mag 16.778 12.882 9.772 7.674 6.237 4.955 4.121 3.631 3.162 2.6 ang 144 118 99 84 69 59 54 45 36 30 S12 mag ang 0.01479 56 0.02114 34 0.02213 20 0.01995 11 0.01641 6 0.01175 9 0.00906 41 0.01109 73 0.01718 88 0.02344 94 Telephone +44(0)1455 556565. Fax +44(0)1455 552612. E-mail: [email protected] Website: http://www.semelab.co.uk S22 mag 0.923 0.841 0.794 0.759 0.75 0.767 0.776 0.813 0.813 0.804 ang -28 -48 -62 -73 -86 -97 -101 -107 -116 -122 Prelim. 12/00 D2001UK + 2 8 V 2 2 G a te -B ia s 1 0 0 n F L 2 1 0 K 3 .3 K T 1 3 0 p F 0 .8 -1 0 p F 6 x 3 m m c o n ta c t p a d 1 0 0 n F T 2 D 2 0 0 1 U K T 3 6 x 3 m m c o n ta c t p a d 1 0 0 u F 4 T L 1 T 5 T 6 3 0 p F 1 -1 0 p F 1 0 p F D2001UK 1GHz TEST FIXTURE Substrate 0.8mm PTFE/glass, Er = 2.5 All microstrip lines W = 2.4mm T1 T2, T5 T3 T4 T6 35 mm 15 mm 3 mm 4 mm 32 mm L1 L2 7 turns 24swg enamelled copper wire, 3mm i.d. 1.5 turns 24swg enamelled copper wire on ferrite 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