2SA1873

Features of the 2SA1873 are:(1)small package (dual type);(2)high voltage and high current:VCEO=-50V,IC=-150mA(MAX.);(3)high hFE;(4)excellent hFE linearity:hFE(IC=-0.1mA)/hFE(IC=-2mA)=0.95(Typ.);(5)complementary to 2SC4944.

The absolute maximum ratings of the 2SA1873 can be summarized as:(1):the characteristic is collector-base voltage,the symbol is VCBO,the rating is -50,the unit is V;(2):the characteristic is collector-emitter voltage,the symbol is VCEO,the rating is -50,the unit is V;(3):the characteristic is cemitter-base voltage,the symbol is VEBO,the rating is -5,the unit is V;(4):the characteristic is collector current,the symbol is IC,the rating is -150,the unit is mA;(5):the characteristic is base current,the symbol is IB,the rating is -30,the unit is mA;(6):the characteristic is collector power dissipation,the symbol is PC,the rating is 200,the unit is mW;(7):the characteristic is junction temperature,the symbol is Tj,the rating is 125,the unit is ;(8):the characteristic is storage temperature range,the symbol is Tstg,the rating is -55 to 125,the unit is .

The electrical characteristics of the 2SA1873 can be summarized as:(1):the characteristic is collector cut-off current,the symbol is ICBO,the Max is -0.1,the unit is A;(2):the characteristic is emitter cut-off current,the symbol is IEBO,the Max is -0.1,the unit is A;(3):the characteristic is DC current gain,the symbol is hFE,the Min is 120,the Max is 400;(4):the characteristic is collector-emitter saturation voltage,the symbol is VCE(sat),the Typ is -0.1,the Max is -0.3,the unit is V;(5):the characteristic of 2SA1873 is transition frequency,the symbol is fT,the Min is 80,the unit is MHz;(6):the characteristic is collector output capacitance,the symbol is Cob,the Typ is 4,the Max is 7,the unit is pF.