B40-28 NPN SILICON RF POWER TRANSISTOR DESCRIPTION: The B40-28 is Designed for High Reliability Class C Power Amplifier Applications up to 250 MHz. PACKAGE STYLE .380 4L STUD .112x45° A B C FEATURES: • PG = 8.2 dB min. at 40 W /175 MHz • η C = 60 % min. at 40 W /175 MHz • Omnigold™ Metalization System E ØC E B H I D J MAXIMUM RATINGS G #8-32 UNC-2A IC 5.0 A VCBO 65 V VCEO VEBO PDISS F E DIM MINIMUM inches / mm inches / mm 35 V A .220 / 5.59 .230 / 5.84 B .980 / 24.89 4.0 V C .370 / 9.40 .385 / 9.78 D .004 / 0.10 .007 / 0.18 E .320 / 8.13 .330 / 8.38 F .100 / 2.54 .130 / 3.30 G .450 / 11.43 .490 / 12.45 H .090 / 2.29 .100 / 2.54 I .155 / 3.94 60 W -65 OC to +200 OC TJ O T STG -65 C to +150 C θ JC 2.9 OC/W CHARACTERISTICS SYMBOL .175 / 4.45 .750 / 19.05 J O MAXIMUM ORDER CODE: ASI10859 TC = 25 OC NONETEST CONDITIONS MINIMUM TYPICAL MAXIMUM UNITS BV CEO IC = 200 mA 35 V BV CES IC = 200 mA 65 V BV CBO IC = 10 mA 65 V BV EBO IE = 10 mA 4.0 V ICES VCE = 30 V 10 mA ICBO VCB = 30 V 1.0 mA hFE VCE = 5.0 V 200 --- Cob VCB = 30 V 65 pF PG ηC VCE = 28 V MHz IC = 500 mA 5.0 f = 1.0 MHz POUT = 40 W f = 175 8.2 dB 60 % A D V A N C E D S E M I C O N D U C T O R, I N C. REV. A 7525 ETHEL AVENUE • NORTH HOLLYWOOD, CA 91605 • (818) 982-1200 • FAX (818) 765-3004 1/1 Specifications are subject to change without notice. ERROR! REFERENCE SOURCE NOT FOUND. 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) 982-1202 • TELEX: 18-2651 • FAX (818) 765-3004