NXP 恩智浦MRF949 Data Sheet: NPN Silicon Low Noise Transistor
MRF949T1 Technical Data Sheet ARCHIVED BY FREESCALE SEMICONDUCTOR, INC. 2005 ? ?????? SEMICONDUCTOR
TECHNICAL DATA LOW NOISE TRANSISTORS fτ = 9.0 GHz NFmin = 1.4 dB ICMAX = 50 mA VCEO = 10 V PLASTIC