Efficient Parameter Extraction for the MEXTRAN Model - Bipolar

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extraction program, but only in a circuit simulator in- ... der of magnitude. ... 10. substrate effects and parasitic pnp ... 12. base resistance: current crowding and conductivity .... B,(*PV )*exp (Sha) + exp (1) hei ... saturation Vbe a 0.9 V. Of course only data below this ... From measured values of Ic and I, we can calculate Vbcx.

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