BLW81 NPN SILICON RF POWER TRANSISTOR PACKAGE STYLE .280 4L STUD DESCRIPTION: The ASI BLW81 is Designed for Class A,B or C UHF & VHF Communications A 45° C E B FEATURES: E B • PG = 6 dB Typical at 470 MHz • Omnigold™ Metallization System C D J E I F G MAXIMUM RATINGS H K 2.5 A IC VCB 36 V PDISS 40 W @ TC = 25 °C TJ -65 °C to +200 °C TSTG -65 °C to +150 °C DIM MINIMUM inches / mm inches / mm A 1.010 / 25.65 1.055 / 26.80 .220 / 5.59 .230 /5.84 C .270 / 6.86 .285 / 7.24 D .003 / 0.08 .007 / 0.18 E .117 / 2.97 CHARACTERISTICS .130 / 3.30 G .245 / 6.22 H TEST CONDITIONS BVCEO IC = 100 Ma BVCES IC = 25 Ma BVEBO IE = 10 Ma ICES VCE = 17 V hFE VCE = 5.0 V COB VCB = 12.5 V PG η .255 / 6.48 .640 / 16.26 J .175 / 4.45 .217 / 5.51 K .275 / 6.99 .285 / 7.24 TC = 25 °C SYMBOL POUT .137 / 3.48 .572 / 14.53 F 4.4 °C/W MAXIMUM B I θJC #8-32 UNC VCE = 12.5 V MINIMUM TYPICAL MAXIMUM VBE = 0 V V 36 V 4 V 10 IC = 1.25 A 10 F = 1. 0 MHz PIN = 2.5 W F = 470 MHz UNITS 17 --34 10.0 6.0 60 12.0 13.5 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. mA pF W DB % REV 0 1/1