MRF148A VHF POWER MOSFET N-Channel Enhancement Mode DESCRIPTION: The ASI MRF148A is Designed for General Purpose Class B Power Amplifier Applications up to 175 MHz. PACKAGE STYLE .380 4L FLG FEATURES: B .112 x 45° • PG = 15 dB Typ. at 30 W /175 MHz • ηD = 50% Typ. at 30 W /30 MHz • Omnigold™ Metalization System A S D Ø.125 NOM. FULL R J .125 G S C D MAXIMUM RATINGS ID 6.0 A VDSS 120 V VDGO 120 V VGS ± 40 V PDISS TJ G 115 W @ TC = 25 °C TSTG -65 °C to +150 °C θJC 1.52 °C/W SYMBOL H I MAXIMUM DIM MINIMUM inches / mm inches / mm A .220 / 5.59 .230 / 5.84 B .785 / 19.94 C .720 / 18.29 .730 / 18.54 D .970 / 24.64 .980 / 24.89 F .004 / 0.10 .006 / 0.15 G .085 / 2.16 .105 / 2.67 H .160 / 4.06 .180 / 4.57 .240 / 6.10 .255 / 6.48 .385 / 9.78 E -65 °C to +200 °C CHARACTERISTICS E F .280 / 7.11 I J TC = 25 °C NONETEST CONDITIONS MINIMUM TYPICAL MAXIMUM UNITS V(BR)DSS VGS = 0 V IDS = 10 mA 125 --- --- V IDSS VGS = 0 V VDS = 50 V --- --- 1.0 mA IGSS VGS = 20 V VDS = 0 V --- --- 100 nA VGS(th) VDS = 10 V ID = 10 mA 1.0 --- 5.0 V VDS(on) VGS = 10 V ID = 2.5 A 1.0 5.0 V GFS VDS = 10 V ID = 2.5 A 800 --- mS Ciss Coss Crss VDS = 50 V VGS = 0 V VDD = 50 V IDQ = 100 mA PG ηD f = 1.0 MHz POUT = 30 W f = 30 MHz --62 35 3.0 pF 18 40 dB % 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