2931 - 150r3 advanced power technology reserves the right to change, without notice, the specifications and information contained herein. visit our web site at www.advancedpower.com or contact our factory direct. 2931 - 150 150 watts, 38 volts, 50s, 4% radar 2900 - 3100 mhz preliminary general description the 2931 - 150 is an internally matched, common base bipolar transistor capable of providing 150 watts of pulsed rf output power at 50s pulse width, 4% duty factor across the 2900 to 3100 mhz band. the transistor prematch and test fixture has been optimized through the use of pulsed automated load pull. this hermetic ceramic sealed transistor is specifically designed for s - band radar applications. it utilizes gold metallization and emitter ballasting to provide high reliability and supreme ruggedness. case outline 55ks - 1 common base absolute maximum ratings maximum power dissipation device dissipation @ 25 c 1 500 w maximum voltage and current collector to base vo ltage (bv ces ) 65 v emitter to base voltage (bv ebo ) 3.0 v collector current (i c ) 15.0 a maximum temperatures storage temperature - 65 to +200 c operating junction temperature +200 c electrical characteristics @ 25 c symb ol characteristics test conditions min typ max units p out power output f=2900 - 3100 mhz 150 w p in power input v cc = 38 volts 21.7 w p g power gain pulse width = 50 s 8.3 8.7 db h c collector efficiency duty factor = 4 % 45 50 % r l return loss 7 db p d pulse droop 0.6 db t r rise time 150 ns vswr l load mismatch tolerance 1 f = 3100 mhz, p o = 150w 2:1 functional characteristics @ 25 c bv ebo emitter to base breakdown ie = 30 ma 3.0 v bv ces collector to emitter breakdown ic = 120 ma 65 v h fe dc ? current gain vce = 5v, ic = 600 ma 18 60 q jc 1 thermal resistance 0.35 c/w note: 1. at rated output power and pulse conditions issue 2, april 2005 downloaded from: http:///
2931 - 150r3 advanced power technology reserves the right to change, without notice, the specifications and information contained herein. visit our web site at www.advancedpower.com or contact our factory direct. 2931 - 150 vcc = 38 volts, pulse width = 50 m s, duty = 4 % g2754 - 2, product is in characterization, additional curves will be inserted at the conclusion. power output vs power input 45.0 45.5 46.0 46.5 47.0 47.5 48.0 48.5 49.0 49.5 50.0 50.5 51.0 51.5 52.0 52.5 53.0 38 .5 39 .0 39 .5 40 .0 40 .5 41. 0 41. 5 42 .0 42 .5 43 .0 43 .5 44 .0 44 .5 45 .0 power input[dbm] power output[dbm] 2.9 ghz 3.0 ghz 3.1 ghz 150w line 180w line impedance curves will be added at the completion of the characterization. downloaded from: http:///
2931 - 150r3 advanced power technology reserves the right to change, without notice, the specifications and information contained herein. visit our web site at www.advancedpower.com or contact our factory direct. 2931 - 150 test circuit downloaded from: http:///
2931 - 150r3 advanced power technology reserves the right to change, without notice, the specifications and information contained herein. visit our web site at www.advancedpower.com or contact our factory direct. 2931 - 150 downloaded from: http:///
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