2SC3977A

      The 2SC3977 and 2SC3977A is Silicon NPN triple diffusion planar type for high breakdown voltage high-speed switching.The 2SC3976 has 5 features.The first one is high-speed switching.The second one is high collector to base voltage VCBO.The third one is wide area of safe operation (ASO).The fourth one is satisfactory linearity of foward current transfer ratio hFE.The fifth one is full-pack package which can be installed to the heat sink with one screw.
      The 2SC3977 and 2SC3977A has some informations about absolute Maximum Ratings (TC=25°C).When parameter is collector to base voltage 2SC3977,symbol is VCBO,ratings is 900,unit is V.When parameter is collector to base voltage 2SC3977A,symbol is VCBO,ratings is 1000,unit is V.When parameter is collector to base voltage 2SC3977A,symbol is VCBO,ratings is 1000,unit is V.When parameter is collector to emitter voltage 2SC3977,symbol is VCBO,ratings is 900,unit is V.When parameter is collector to emitter voltage 2SC3977A,symbol is VCBO,ratings is 1000,unit is V.When parameter is Collector to emitter voltage,symbol is VCEO,ratings is 800,unit is V.When parameter is Emitter to base voltage,symbol is VCBO,ratings is 7,unit is V.When parameter is peak collector current,symbol is ICP,ratings is 2,unit is A.When parameter is collector current,symbol is IC,ratings is 1,unit is A.When parameter is base current,symbol is IB,ratings is 0.3,unit is A.When parameter is collector power dissipation Tc=25°C,symbol is PC,ratings is 30,unit is W.When parameter is collector power dissipation Ta=25°C,symbol is PC,ratings is 2,unit is W.When parameter is junction temperature,symbol is Tj,ratings is 150,unit is °C.When parameter is storage temperature,symbol is Tstg,ratings is 55 to +150,unit is °C.
      The 2SC3977 and 2SC3977A has some informations about electrical characteristics (TC=25°C).When parameter is collector cutoff current 2SC3977,symbol is ICBO,conditions is VCB = 900V, IE = 0,max is 50,unit is A.When parameter is collector cutoff current 2SC3977A,symbol is ICBO,conditions is VCB = 1000V, IE = 0,max is 50,unit is A.
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