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| s2zz-f rgy== e -A5g =r- ---=- an AMP company RF MOSFET 2 - 175 MHz Features Power Transistor, 6OW, 28V DU2860U v2.00 A 4Gl. N-Channel Enhancement Mode Device DMOS Structure Lower Capacitances for Broadband Operation High Saturated Output Power Lower Noise Figure Than Bipolar Devices .. Absolute Maximum Ratings at 25C Electrical Characteristics at 25C IWA-COM, Inc. North America: Specifications Subject to Change Without Notice. Tel. (800) 366-2266 Fax (800) 618-8883 n Asia/Pacific: Tel. +81 (03) 3226-1671 Fax +81 (03) 3226-1451 m Europe: Tel. +44 (1344) 869 595 Fax +I4 (1344) 300 020 RF MOSFET Power Transistor, 6OW, 28V v2.00 Typical Broadband Performance Curves GAIN vs FREQUENCY V,,=28 =z V 1,0=300 mA P,,,.,.=60 W 80 , EFFICIENCY V,,=28 vs FREQUENCY mA P,,~60 W V I,,=300 I" 50 . * 100 150 200 25 50 loo 150 200 FREQUENCY (MHz) FREOUENCY (MHz) POWER OUTPUT V,,=20 vs POWER INPUT mA 1 V I,,=300 " 0 0.5 1 1.5 2 2.5 2.75 3 POWER INPUT(W) Specifications Subject to Change Without Notice. M/A-COM, North America: Tel. (800) Fax (800) 366-2266 618-8883 = Asia/Pacific: Tel. Fax +81 +81 (03) 3226-1671 (03) 3226-1451 n Inc. Europe: Tel. Fax +44 (1344) +44 (1344) 869 595 300 020 RF MOSFET Power Transistor, 6OW, 28v DU2860U V2.00 Typical Device impedance Frequency (MHz) 30 50 100 200 Z,,.,(OHMS) 9.0 - j 4.0 6.0 - j 5.8 4.0 - j 4.2 1.0 -j 1.0 V,,=28 V, I,,=300 mA, PO,,=60 Watts Z LOAD (OHMS) 6.0 + j 0.0 5.0 + j 2.0 4.0 + j 3.0 2.Ocj 1.9 Z,, is the series equivalent input impedance of the device from gate to source. z LOAD the optimum series equivalent load impedance as measured from drain to ground. is RF Test Fixture VDS = 28 VOLTS IDQ = 3OOmA VGS J3 VDS J4 P P L3 RF OUT RF IN Jl Cl I C7 Ql I2 1. .. w C8 IY /(, J2 + "7 $ C6 PARTS Cl,C3 c2,c9 C4,c5 C6,CX c7 Ll I2 L3 LIST TRIMMER CAPACITOR 4-4OpF CAPACITOR 5OpF FEEDTHROUGH CAPACITOR 0.001 UF TRIMMER CAPACITOR 9-18OpF CAPACITOR 15pF NO. 12 AWG COPPER WIRE X 1.18' (LOOP 0.5") NO. 12 AWG COPPER WIRE X 1' (LOOP 0.4') 6 TURNS OF NO. 18 AWG ENAMEL WIRE ON `0.25', CLOSE WOUND RI Ql BOARD RESISTOR 300 OHMS 0.5 WAlT DU2860U FR4 0.062 Specifications Subject to Change Without Notice. M/A-COM, Inc. North America: Tel. Fax (800) (800) 366-2266 618-8883 n Asia/Pacific: Tel. Fax +81 +81 (03) 3226-1671 (03) 3226-1451 Europe: Tel. Fax +44 (1344) +44 (1344) 869 595 300 020 |
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