2731GN-110M rev 1 microsemi rfis ts reserves the right to make changes without further notice. to v erify the current version please check our web site at www.microsemi.com or contact factory gan@microsemi.com . general description the 2731GN-110M is an internally matched, common source, class ab gan on sic transistor capable of providing 12db gain, 110 watts of pulsed rf output power at 200s pulse width, 10% duty factor across the 2700 to 3100 mhz band. the transistor has internal pre-match for optimal performance . this hermetically sealed transistor is designed for s-band radar applications. it utilizes gold metallization and eutectic attach to provide highest reliability and superior ruggedness. case outline 55-qp common source absolute maximum ratings maximum power dissipation device dissipation @ 25 c 250 w maximum voltage and current drain-source voltage (v dss ) 150 v gate-source voltage (v gs ) -8 to +0 v maximum temperatures storage temperature (t stg ) -55 to +125 c operating junction temperature +200 c electrical characteristics @ 25 c symbol characteristics test conditions min typ max units pout output power pin=7.5w, freq=2.7, 2.9, 3.1 ghz 110 125 w gp power gain pin=7.5w, freq=2.7, 2.9, 3.1 ghz 11.7 12.2 db d drain efficiency pin=7.5w, freq=2.7, 2.9, 3.1 ghz 42 50 % r/l input return loss pin=7.5w, freq=2.7, 2.9, 3.1 ghz -7 db vswr-t load mismatch tolerance pout=110w, freq=2.7 ghz 5:1 ? jc thermal resistance pulse width=200us, duty=10% 1.1 c/w ? bias condition: vdd=+60v, idq=250ma peak current (vgs= -2.0 ~ -4.5v typical) functional characteristics @ 25 c i d(off) drain leakage current v gs = -8v, v d = 60v 2.5 ma i g(off) gate leakage current v gs = -8v, v d = 0v 2 ma bv dss drain-source breakdown voltage v gs =-8v, i d = 3ma 250 v issue june 2011 2731gn C 110m 110 watts - 60 volts, 200 s, 10% 2700 - 3100 mhz downloaded from: http:///
2731GN-110M rev 1 microsemi rfis ts reserves the right to make changes without further notice. to v erify the current version please check our web site at www.microsemi.com or contact factory gan@microsemi.com . typical performance data: frequency pin (w) pout (w) id (a) rl (db) nd (%) g (db) 2700 mhz 7 118 0.45 -11 46 12.2 2900 mhz 7 151 0.43 -13 62 13.3 3100 mhz 7 128 0.40 -8 56 12.5 model 2731GN-110M: pin vs. efficiency 0% 20% 40% 60% 80% 100% 4.0 5.0 6.0 7.0 8.0 9.0 10.0 pin (w) efficiency (%) 2.7ghz 2.9ghz 3.1ghz model 2731GN-110M: pin vs. out & gain 0 20 40 60 80 100 120 140 160 180 4.0 5.0 6.0 7.0 8.0 9.0 10.0 pin (w) pout (w) 10 12 14 16 18 20 gain (db) 2.7ghz 2.9ghz 3.1ghz 2731gn C 110m 110 watts - 60 volts, 200 s, 10 % 2700 - 3100 mhz downloaded from: http:///
2731GN-110M rev 1 microsemi rfis ts reserves the right to make changes without further notice. to v erify the current version please check our web site at www.microsemi.com or contact factory gan@microsemi.com . transistor impedance information freq (ghz) zs zl 2.7 5.63 C j11.15 5.28 C j3.20 2.8 5.27 C j10.74 5.37 C j2.74 2.9 4.94 C j10.34 5.49 C j2.28 3.0 4.62 C j9.92 5.64 C j1.84 3.1 4.34 C j9.52 5.82 C j1.42 note: in z is looking into the input circuit; load z is looking into the output circuit. 2731gn C 110m 110 watts - 60 volts, 200 s, 10 % 2700 - 3100 mhz downloaded from: http:///
2731GN-110M rev 1 microsemi rfis ts reserves the right to make changes without further notice. to v erify the current version please check our web site at www.microsemi.com or contact factory gan@microsemi.com . test circuit layout board material: roger duroid 6002 @ 20 mils thickness, 1 oz cu, er = 2.9 2731gn C 110m 110 watts - 60 volts, 200 s, 10 % 2700 - 3100 mhz downloaded from: http:///
2731GN-110M rev 1 microsemi rfis ts reserves the right to make changes without further notice. to v erify the current version please check our web site at www.microsemi.com or contact factory gan@microsemi.com . 55-qp package dimension dimension min (mil) min (mm) max (mil) max (mm) a 213 5.41 217 5.51 b 798 20.26 802 20.37 c 560 14.22 564 14.32 d 258 6.55 362 9.19 e 43 1.09 47 1.19 f 226 5.74 230 5.84 g 235 5.96 239 6.07 h 235 5.96 239 6.07 i 60 1.52 62 1.57 j 81 2.06 82 2.08 k 116 2.94 118 2.99 l 4 .102 6 .152 2731gn C 110m 110 watts - 60 volts, 200 s, 10 % 2700 - 3100 mhz downloaded from: http:///
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