MRF644

MRF644 NPN SILICON RF POWER TRANSISTOR DESCRIPTION: The ASI MRF644 is a gold metallized RF power transistor designed for 12.5 V Class-C applications in 450-513 MHz frequency range. PACKAGE STYLE .500 6L FLG C A FEATURES: • Internal Input Matching Network • PG = 6.5 dB at 25 W/470 MHz • Omnigold™ Metalization System • Common Emitter, Class-C , 12.5 V D E C 2x Ø N FULL R B B G .725/18,42 F E E K M L MAXIMUM RATINGS IC VCBO VCEO VCES VEBO PDISS TJ TSTG θJC 4.8 A 36 V 16 V 36 V 4.0 V 70 W @ TC = 25 °C -65 °C to +200 °C -65 °C to +150 °C 2.5 °C/W DIM A B C D E F G H I J K L M N H M INIM UM inches / m m J I M AXIM UM inches / m m .150 / 3.43 .045 / 1.14 .210 / 5.33 .835 / 21.21 .200 / 5.08 .490 / 12.45 .003 / 0.08 .125 / 3.18 . 725 / 18.42 .970 / 24.64 .090 / 2.29 .150 / 3.81 .120 / 3.05 .160 / 4.06 .220 / 5.59 .865 / 21.97 .210 / 5.33 .510 / 12.95 .007 / 0.18 .980 / 24.89 .105 / 2.67 .170 / 4.32 .285 / 7.24 .135 / 3.43 CHARACTERISTICS SYMBOL BVCEO BVCES BVEBO ICES hFE COB PG ηC IC = 50 mA IC = 10 mA IE = 5.0 mA TC = 25°C NONETEST CONDITIONS MINIMUM TYPICAL MAXIMUM 16 36 4.0 5 UNITS V V V mA --pF dB % VCE = 12.5 V VCE = 5.0 V VCB = 12.5 V VCC = 12.5 V POUT = 25 W IC = 1.0 A f = 1.0 MHz f = 470 MHz 6.5 60 10 150 80 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. REV. A 1/1