2SC4938

Features of the 2SC4938 are:(1)hlow saturation voltage,typically VCE(sat) =0.6V at IC/IB=5A/1A;(2)high switching speed,typically tf=1s at IC=4A;(3)wide SOA (safe operating area).

The absolute maximum ratings of the 2SC4938 can be summarized as:(1):the parameter is collector-base voltage,the symbol is VCBO,the limits is 400,the unit is V;(2):the parameter is collector-emitter voltage,the symbol is VCEO,the limits is 400,the unit is V;(3):the parameter is emitter-base voltage,the symbol is VEBO,the limits is 7,the unit is V;(4):the parameter is collector current,the symbol is IC,the limits is 5,the unit is A;(5):the parameter is collector current,the symbol is ICP,the limits is 7,the unit is A;(6):the parameter is collector power dissipation,the symbol is PC,the limits is 1.5,the unit is W;(7):the parameter of 2SC4938 is collector power dissipation,the symbol is PC,the limits is 35,the unit is W(Tc=25);(8):the parameter is junction temperature,the symbol is Tj,the limits is 150,the unit is ;(9):the parameter is storage temperature,the symbol is Tstg,the limits is -55 to +150,the unit is .

The electrical characteristics of the 2SC4938 can be summarized as:(1):the parameter is collector-base breakdown voltage,the symbol is BVCBO,the Min is 400,the unit is V;(2):the parameter is collector-emitter breakdown voltage,the symbol is BVCEO,the Min is 400,the unit is V;(3):the parameter is emitter-base breakdown voltage,the symbol is BVEBO,the Min is 7,the unit is V;(4):the parameter is collector cutoff current,the symbol is ICBO,the Max is 10,the unit is A;(5):the parameter is emitter cutoff current,the symbol is IEBO,the Max is 10,the unit is A;(6):the parameter is collector-emitter saturation voltage,the symbol is VCE(sat),the Max is 1,the unit is V;(7):the parameter is base-emitter saturation voltage,the symbol is VBE(sat),the Max is 1.5,the unit is V;(8):the parameter is DC current transfer ratio,the symbol is hFE,the Min is 25,the Max is 50;(9):the parameter of 2SC4938 is transition frequency,the symbol is fT,the Typ is 15,the unit is MHz;(10):the parameter is output capacitance,the symbol is Cob,the Typ is 80,the unit is pF;(11):the parameter is turn-on time,the symbol is ton,the Max is 1,the unit is s;(12):the parameter is storage time,the symbol is tstg,the Max is 2.5,the unit is s;(13):the characteristic is fall time,the symbol is tf,the Max is 1,the unit is s.