MRF492 NPN SILICON RF POWER TRANSISTOR DESCRIPTION: The ASI MRF492 is a 12.5 V low band VHF large-signal power amplifier applications in commercial and industrial FM equipment. PACKAGE STYLE .500 4L FLG FEATURES: .112x45° L A • PG = 11 dB min. at 70 W/50 MHz • η = 50 % • Omnigold™ Metalization System • Common Emitter configuration 1 3 FULL R C B 2 E H 3 D G F I J MAXIMUM RATINGS IC VCBO Ø.125 NOM. 20 A 36 V VCEO 18 V VEBO 4.0 V K MAXIMUM DIM MINIMUM inches / mm inches / mm A .220 / 5.59 .230 / 5.84 .125 / 3.18 B C .245 / 6.22 .255 / 6.48 D .720 / 18.28 .7.30 / 18.54 .125 / 3.18 E F .970 / 24.64 .980 / 24.89 G .495 / 12.57 .505 / 12.83 H .003 / 0.08 .007 / 0.18 I .090 / 2.29 .110 / 2.79 -65 °C to +200 °C J .150 / 3.81 .175 / 4.45 TSTG -65 °C to +150 °C L .980 / 24.89 1.050 / 26.67 θJC 0.70 °C/W PDISS TJ 250 W @ TC = 25 °C CHARACTERISTICS SYMBOL .280 / 7.11 K 1 = COLLECTOR 2 = BASE 3 & 4 = EMITTER TC = 25 °C NONETEST CONDITIONS MINIMUM TYPICAL MAXIMUM UNITS BVCEO IC = 100 mA 18 V BVCES IC = 50 mA 36 V BVEBO IE = 10 mA 4.0 V ICES VCE = 13.6 V hFE VCE = 5.0 V Cob VCB = 15 V GP ηC VCC = 12.5 V IC = 5.0 A 10 f = 1.0 MHz POUT = 70 W f = 50 MHz 275 11 50 13 A D V A N C E D S E M I C O N D U C T O R, I N C. 7525 ETHEL AVENUE • NORTH HOLLYWOOD, CA 91605 • (818) 982-1200 • FAX (818) 765-3004 Specifications are subject to change without notice. 5 mA 150 --- 450 pF dB % REV. A 1/1