MRF427 ELEFLOW | Alldatasheet
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MRF427/MRF427AELEFLOW TECHNOLOGIES www.eleflow.com NPN Silicon RF power transistor M R F 4 2 7 / M R F 4 2 7 A Description: MRF427/MRF427A is designed primarily for high voltage applications as a high power linear amplifier from 2.0 to 30MHz. Idea for marine and base station equipment. Features: Specified 50 Volt, 30 MHz Characteristics: Output Power = 25 W (PEP), Minimum Gain = 18 dB Intermodulation Distortion @ 25 W (PEP), IMD = –34 dB (Max) Maximum Ratings at TU = 25¥ Symbol Test Conditions Characteristics Units BVCES IC=10 mA Max. 110 V BVCEO IC=30 mA Max. 65 V BVEBO IE=5 mA Max. 4 V IC Max. 4 A Ptot Max. 55 W Min. -65 ¥ TSTG Max. 150 ¥ TjM Max. 175 ¥ Characteristics at TU = 25¥ ( VCC =50 V f=30 MHz ) Symbol Test Conditions Characteristics Units Pout Typ. 25PEP W GP Typ. 18 dB η Typ. 45 % hFE IC = 0.5A VCE =10V Typ. 50 VCEsat IC = 3A IB =0.5 A Max. 1.5 V ICES VCE =50V Max. 10 mA CCBO VCB =50V Typ. 60 pF d3 Max. ġ-30 dB Drawings: C A S E 2 1 1 / S O T 1 2 1 O R C A S E 1 4 5 A