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WNIT TT BIT ciocutits at Oc: Consides the analysis of BIT dvcuits -to which only dc woltages awe. applied In the following examples Wwe will use the Eienple model in vohich, [Vee] of a conducting -esaunsistoe is OnV and \Weel of a saturated Teansistos is 0:2V, and we odill neglect the Eaxly offeck- ‘Pccuuredte -vesultS using elaborate models can te obtained using croawit simulation with SPIE. Irhis ts almost done tn the final stages of a design ands conte nl befooe = acutrt flabaication, Assume thet the ‘teansistoo 's opesating fa the active mocle) and proceed tO determine “the varsious vottoges anh that comespand+ “Then check -fox consistency of cuments opesat ons the sesults with the assumption of active -mode teansistor qveakes than -o-lyy « If ‘the eve, OF ON ApH TE the_ answer answer is Yes pthen oust tale ts comp) ete: fs no, assume Saturation enode open ation, and pao teed te detesmine currents and voltages and cheok fos consistenty of sesutis usith the aseumption of Sattugettion —mode operation Hexe the test is usiatlly to compute the vaki 0 tely, and to verity trot tt is lower tran the -tsansiston By ie Pore’ One should use the lous greci Freel @ fon ths tert. Applying the BIT mM Amplifer Desiqn: When opewakec in the acte mode, the 87T -fundtons as a voltage- contsolled. cunent sousce: the base~emittey vottage Vee Comtsols the clle ctor cunent i. Yottage Amplifier: A, simpe +0 convest a —tHansconcuuickance amplifier +o a_voltace arrpli Fer is to 
