View 2sc4214 datasheet:

2SC4214 TOSHIBA Transistor Silicon NPN Planar Type 2SC4214 UHF TV Tuner RF Amplifier Applications Unit: mm • Low noise figure: NF = 2.8dB (typ.) • High power gain V = 4.5 V: G = 15dB (typ.) CC pb • Excellent forward AGC characteristics Maximum Ratings (Ta = = 25°C) = = Characteristics Symbol Rating Unit Collector-base voltage VCBO 25 V Collector-emitter voltage VCEO 20 V Emitter-base voltage VEBO 2 V Base current IB 4 mA Collector current IC 20 mA Collector power dissipation PC 150 mW Junction temperature Tj 125 °C Storage temperature range Tstg -55~125 °C JEDEC ? JEITA ? TOSHIBA 2-3J1B Weight: 0.013 g (typ.) Electrical Characteristics (Ta = = 25°C) = = Characteristics Symbol Test Condition Min Typ. Max Unit Collector cut-off current ICBO VCB =