Consider a uniformly doped npn BJT at T= 300 K with the following parameters: NE =...

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Consider a uniformly doped npn BJT at T= 300 K with the following parameters: NE = 10¹8 cm-3 NB 5x10¹6 cm-³ Nc = 10¹6 cm ³ ME 150 cm²/Vs Hc 400 cm²/Vs = Tc = 20 x 10-6 s TE=0.5 x 10-6 s XE = WE =0.8 pm HB = 900 cm²/Vs TB = 10-6 S XB = WB = 0.5 µm Calculate a) the base transport factor B (keep at least 2 significant digits past the last "9") b) the emitter injection efficiency y (keep at least 2 significant digits past the last "9") c) the common emitter current gain ß For VBE = 0.6 V and VCB = 5 V, calculate (use A = 5 x 10-4 cm²) d) the collector current e) the emitter current f) the base current Consider a uniformly doped npn BJT at T= 300 K with the following parameters: NE = 10¹8 cm-3 NB 5x10¹6 cm-³ Nc = 10¹6 cm ³ ME 150 cm²/Vs Hc 400 cm²/Vs = Tc = 20 x 10-6 s TE=0.5 x 10-6 s XE = WE =0.8 pm HB = 900 cm²/Vs TB = 10-6 S XB = WB = 0.5 µm Calculate a) the base transport factor B (keep at least 2 significant digits past the last "9") b) the emitter injection efficiency y (keep at least 2 significant digits past the last "9") c) the common emitter current gain ß For VBE = 0.6 V and VCB = 5 V, calculate (use A = 5 x 10-4 cm²) d) the collector current e) the emitter current f) the base current

Answer rating: 100% (QA)

To calculate the values requested we can use the following formulas a Base transport factor B B WE W... View the full answer