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Микросхемотехника / amelina_m_a_amelin_s_a_programma_shemotehnicheskogo_modeliro

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9. ɋɢɧɬɟɡ ɤɬɢɜɧɵɯ ɢ ɩ ɫɫɢɜɧɵɯ ɮɢɥɶɬɪɨɜ

461

Capacitor Values. ɗɬɚ ɫɟɤɰɢɹ ɩɨɡɜɨɥɹɟɬ ɭɤɚɡɚɬɶ, ɤɚɤ ɫɥɟɞɭɟɬ ɜɵɛɢɪɚɬɶ ɤɨɧɞɟɧɫɚɬɨɪɵ ɞɥɹ ɪɟɚɥɢɡɚɰɢɢ ɮɢɥɶɬɪɚ. Ɋɚɛɨɬɚɟɬ ɚɧɚɥɨɝɢɱɧɨ ɫɟɤɰɢɢ Resistor

Values.

Inductor Values. ɗɬɚ ɫɟɤɰɢɹ ɩɨɡɜɨɥɹɟɬ ɭɤɚɡɚɬɶ, ɤɚɤ ɫɥɟɞɭɟɬ ɜɵɛɢɪɚɬɶ ɤɚ- ɬɭɲɤɢ ɢɧɞɭɤɬɢɜɧɨɫɬɢ ɞɥɹ ɪɟɚɥɢɡɚɰɢɢ ɮɢɥɶɬɪɚ. Ɋɚɛɨɬɚɟɬ ɚɧɚɥɨɝɢɱɧɨ ɫɟɤɰɢɢ

Resistor Values.

Preferences Combinations. ɉɨɡɜɨɥɹɟɬ ɜɵɛɪɚɬɶ ɨɩɰɢɢ ɩɪɢ ɪɟɚɥɢɡɚɰɢɢ ɮɢɥɶɬɪɚ ɧɚ ɨɞɢɧɨɱɧɵɯ ɩɚɫɫɢɜɧɵɯ ɤɨɦɩɨɧɟɧɬɚɯ ɢɥɢ ɧɚ ɢɯ ɤɨɦɛɢɧɚɰɢɹɯ ɜ ɜɢɞɟ ɩɨɫɥɟɞɨɜɚɬɟɥɶɧɨ-ɩɚɪɚɥɥɟɥɶɧɨɝɨ ɫɨɟɞɢɧɟɧɢɹ. ȼ ɨɬɤɪɵɜɚɸɳɟɣɫɹ ɩɪɢ ɧɚɠɚɬɢɢ ɧɚ ɷɬɭ ɩɚɧɟɥɶ ɡɚɤɥɚɞɤɟ ɩɨɥɶɡɨɜɚɬɟɥɶɫɤɢɯ ɩɪɟɞɩɨɱɬɟɧɢɣ Preferences, ɦɨɠɧɨ ɭɤɚɡɚɬɶ ɬɨɱɧɨɫɬɶ ɤɨɦɩɨɧɟɧɬɨɜ ɢ ɮɚɣɥɵ ɪɹɞɨɜ ɧɨɦɢɧɚɥɨɜ.

Impedance Scale Factor (ɦɚɫɲɬɚɛɧɵɣ ɦɧɨɠɢɬɟɥɶ ɩɨɥɧɨɝɨ ɢɦɩɟɞɚɧɫɚ). ɗɬɚ ɫɟɤɰɢɹ ɩɨɡɜɨɥɹɟɬ ɭɤɚɡɚɬɶ ɦɚɫɲɬɚɛɧɵɣ ɦɧɨɠɢɬɟɥɶ, ɩɪɢɦɟɧɹɟɦɵɣ ɤɨ ɜɫɟɦ ɜɟɥɢɱɢɧɚɦ ɩɚɫɫɢɜɧɵɯ ɤɨɦɩɨɧɟɧɬɨɜ. ɇɚ ɷɬɨɬ ɤɨɷɮɮɢɰɢɟɧɬ ɭɦɧɨɠɚɸɬɫɹ ɫɨ- ɩɪɨɬɢɜɥɟɧɢɹ ɜɫɟɯ ɪɟɡɢɫɬɨɪɨɜ ɢ ɢɧɞɭɤɬɢɜɧɨɫɬɢ ɜɫɟɯ ɤɚɬɭɲɟɤ, ɢ ɞɟɥɹɬɫɹ ɟɦɤɨ- ɫɬɢ ɜɫɟɯ ɤɨɧɞɟɧɫɚɬɨɪɨɜ. Ʉɨɷɮɮɢɰɢɟɧɬ ɧɟ ɨɤɚɡɵɜɚɟɬ ɜɥɢɹɧɢɹ ɧɚ ɮɨɪɦɭ ɱɚɫ- ɬɨɬɧɨɣ ɯɚɪɚɤɬɟɪɢɫɬɢɤɢ, ɚ ɢɫɩɨɥɶɡɭɟɬɫɹ ɞɥɹ ɩɨɞɝɨɧɤɢ ɜɟɥɢɱɢɧ ɤɨɦɩɨɧɟɧɬɨɜ ɤ ɛɨɥɟɟ ɩɨɞɯɨɞɹɳɢɦ ɩɪɚɤɬɢɱɟɫɤɢɦ ɜɟɥɢɱɢɧɚɦ.

Source/Load Resistor. ɋɟɤɰɢɹ ɩɨɡɜɨɥɹɟɬ ɭɤɚɡɚɬɶ ɡɧɚɱɟɧɢɟ ɚɤɬɢɜɧɨɝɨ ɫɨ- ɩɪɨɬɢɜɥɟɧɢɹ ɢɫɬɨɱɧɢɤɚ ɫɢɝɧɚɥɚ ɢ ɧɚɝɪɭɡɤɢ ɞɥɹ ɫɢɧɬɟɡɢɪɭɟɦɨɝɨ ɮɢɥɶɬɪɚ. ȿɫ- ɥɢ ɜɵɛɪɚɧɚ ɨɩɰɢɹ Exact ɜ ɫɨɨɬɜɟɬɫɬɜɭɸɳɟɣ ɫɟɤɰɢɢ, ɜɟɥɢɱɢɧɚ ɫɨɩɪɨɬɢɜɥɟɧɢɹ ɩɨɫɥɟ ɭɦɧɨɠɟɧɢɹ ɧɚ ɦɚɫɲɬɚɛɧɵɣ ɤɨɷɮɮɢɰɢɟɧɬ ɛɭɞɟɬ ɢɫɩɨɥɶɡɨɜɚɧɚ ɞɥɹ ɪɟ- ɡɢɫɬɨɪɨɜ ɜ ɫɯɟɦɧɨɣ ɪɟɚɥɢɡɚɰɢɢ. ȿɫɥɢ ɨɩɰɢɹ Exact ɜ ɫɨɨɬɜɟɬɫɬɜɭɸɳɟɣ ɫɟɤɰɢɢ ɧɟ ɭɫɬɚɧɨɜɥɟɧɚ ɢ ɜɵɛɢɪɚɟɬɫɹ ɮɚɣɥ ɫ ɪɹɞɚɦɢ ɪɟɡɢɫɬɨɪɨɜ, ɬɨ ɢɡ ɪɹɞɚ ɜɵɛɢɪɚ- ɟɬɫɹ ɪɟɡɢɫɬɨɪ ɫ ɫɨɩɪɨɬɢɜɥɟɧɢɟɦ ɧɚɢɛɨɥɟɟ ɛɥɢɡɤɢɦ ɤ ɭɤɚɡɚɧɧɨɦɭ ɢ ɢɫɩɨɥɶɡɭ- ɟɬɫɹ ɜ ɫɯɟɦɧɨɣ ɪɟɚɥɢɡɚɰɢɢ.

Options

ɗɬɚ ɡɚɤɥɚɞɤɚ ɢɦɟɟɬ ɚɧɚɥɨɝɢɱɧɨɟ ɫɨɞɟɪɠɚɧɢɟ ɢ ɢɫɩɨɥɶɡɨɜɚɧɢɟ ɫɨɨɬɜɟɬ- ɫɬɜɭɸɳɟɣ ɡɚɤɥɚɞɤɟ ɞɢɚɥɨɝɨɜɨɝɨ ɨɤɧɚ ɫɢɧɬɟɡɚ ɚɤɬɢɜɧɵɯ ɮɢɥɶɬɪɨɜ (ɫɦ.

ɪɢɫ. 9.5).

ɉɨɡɜɨɥɹɟɬ ɭɫɬɚɧɚɜɥɢɜɚɬɶ ɜɟɥɢɱɢɧɵ ɤɨɦɩɨɧɟɧɬɨɜ ɢ ɱɢɫɥɨɜɨɣ ɮɨɪɦɚɬ ɞɥɹ ɤɨɷɮɮɢɰɢɟɧɬɨɜ ɜɵɛɪɚɧɧɨɝɨ ɩɨɥɢɧɨɦɚ, ɨɩɪɟɞɟɥɹɬɶ ɤɚɤɢɟ ɝɪɚɮɢɤɢ ɫɬɪɨɢɬɶ ɢ ɤɚɤ, ɫɨɡɞɚɜɚɬɶ ɥɢ ɮɢɥɶɬɪ ɜ ɜɢɞɟ ɫɯɟɦɵ ɢɥɢ ɦɚɤɪɨɦɨɞɟɥɢ, ɤɭɞɚ ɩɨɦɟɳɚɬɶ ɫɢɧɬɟɡɢɪɨɜɚɧɧɭɸ ɫɯɟɦɭ ɜ ɬɟɤɭɳɢɣ ɫɯɟɦɧɵɣ ɮɚɣɥ ɢɥɢ ɜ ɧɨɜɵɣ, ɞɨɛɚɜɥɹɬɶ ɥɢ ɜ ɡɚɝɨɥɨɜɨɤ ɬɟɤɫɬ, ɭɤɚɡɵɜɚɸɳɢɣ ɬɢɩ ɩɨɥɢɧɨɦɚ.

10. ɉɊɈȽɊȺɆɆȺ ɊȺɋɑȿɌȺ ɉȺɊȺɆȿɌɊɈȼ ɆɈȾȿɅȿɃ ȺɇȺɅɈȽɈȼɕɏ ɄɈɆɉɈɇȿɇɌɈȼ MODEL

10.1. Ɉɛɳɢɟ ɫɜɟɞɟɧɢɹ ɨ ɩɪɨɝɪɚɦɦɟ MODEL

ɉɪɨɝɪɚɦɦɚ ɪɚɫɱɟɬɚ ɩɚɪɚɦɟɬɪɨɜ ɦɚɬɟɦɚɬɢɱɟɫɤɢɯ ɦɨɞɟɥɟɣ ɚɧɚɥɨɝɨɜɵɯ ɤɨɦɩɨɧɟɧɬɨɜ MODEL ɩɪɟɞɧɚɡɧɚɱɟɧɚ ɞɥɹ ɫɨɡɞɚɧɢɹ ɦɨɞɟɥɟɣ ɩɨɥɭɩɪɨɜɨɞɧɢɤɨ-

ɜɵɯ ɩɪɢɛɨɪɨɜ ɢ ɦɚɝɧɢɬɧɵɯ ɫɟɪɞɟɱɧɢɤɨɜ ɩɨ ɷɤɫɩɟɪɢɦɟɧɬɚɥɶɧɵɦ ɞɚɧɧɵɦ ɢɥɢ ɫɩɪɚɜɨɱɧɵɦ ɦɚɬɟɪɢɚɥɚɦ. Ɉɧɚ ɪɚɛɨɬɚɟɬ ɜ ɢɧɬɟɪɚɤɬɢɜɧɨɦ ɪɟɠɢɦɟ ɢ ɜɵɩɨɥɧɹ- ɟɬ ɪɚɫɱɟɬ ɢ ɨɩɬɢɦɢɡɚɰɢɸ ɩɚɪɚɦɟɬɪɨɜ ɦɚɬɟɦɚɬɢɱɟɫɤɢɯ ɦɨɞɟɥɟɣ ɩɨ ɞɚɧɧɵɦ, ɜɜɟɞɟɧɧɵɦ ɜ ɬɚɛɥɢɱɧɨɣ ɢɥɢ ɝɪɚɮɢɱɟɫɤɨɣ ɮɨɪɦɟ. Ɉɩɬɢɦɢɡɚɰɢɹ ɜɵɩɨɥɧɹɟɬɫɹ

ɜMC9 ɫ ɩɨɦɨɳɶɸ ɩɪɹɦɨɝɨ ɦɟɬɨɞɚ ɉɚɭɷɥɥɚ. MC10 ɩɪɟɞɨɫɬɚɜɥɹɟɬ ɞɥɹ ɷɬɨɣ ɰɟɥɢ ɢ 3 ɞɪɭɝɢɯ ɦɟɬɨɞɚ ɨɩɬɢɦɢɡɚɰɢɢ: Ʌɟɜɟɧɛɟɪɝɚ-Ɇɚɪɤɜɚɪɞɬɚ, ɏɭɤɚ-Ⱦɠɢɜɫɚ, ɞɢɮɮɟɪɟɧɰɢɚɥɶɧɨɣ ɷɜɨɥɸɰɢɢ.

ɉɪɢ ɜɜɨɞɟ ɝɪɚɮɢɤɨɜ ɞɨɥɠɧɵ ɛɵɬɶ ɡɚɞɚɧɵ ɤɨɨɪɞɢɧɚɬɵ ɯɚɪɚɤɬɟɪɧɵɯ ɬɨɱɟɤ: ɨɬ ɞɜɭɯ ɞɨ ɩɹɬɢ ɱɟɦ ɛɨɥɶɲɟ ɞɚɧɧɵɯ, ɬɟɦ ɬɨɱɧɟɟ ɜɵɱɢɫɥɹɸɬɫɹ ɩɚɪɚɦɟɬɪɵ ɦɨɞɟɥɟɣ. ȿɫɥɢ ɩɨɞɪɨɛɧɵɟ ɞɚɧɧɵɟ ɞɥɹ ɧɟɫɤɨɥɶɤɢɯ ɷɤɫɩɟɪɢɦɟɧɬɚɥɶɧɵɯ ɬɨɱɟɤ ɨɬɫɭɬɫɬɜɭɸɬ, ɢɫɩɨɥɶɡɭɟɬɫɹ ɟɞɢɧɫɬɜɟɧɧɚɹ ɞɨɫɬɭɩɧɚɹ ɩɚɪɚ ɞɚɧɧɵɯ ɢɡ ɫɩɪɚɜɨɱ- ɧɢɤɚ. ɇɟɨɛɯɨɞɢɦɵɟ ɞɚɧɧɵɟ ɞɥɹ ɩɨɥɭɩɪɨɜɨɞɧɢɤɨɜɵɯ ɩɪɢɛɨɪɨɜ ɡɚɩɢɫɵɜɚɸɬɫɹ

ɜɜɢɞɟ ɱɢɫɟɥ. ȿɫɥɢ ɞɚɧɧɵɟ ɨɬɫɭɬɫɬɜɭɸɬ, ɬɨ ɩɪɢɧɢɦɚɸɬɫɹ ɢɯ ɡɧɚɱɟɧɢɹ ɩɨ ɭɦɨɥɱɚɧɢɸ. ɋɱɢɬɚɟɬɫɹ, ɱɬɨ ɜɫɟ ɷɤɫɩɟɪɢɦɟɧɬɚɥɶɧɵɟ ɞɚɧɧɵɟ ɨ ɩɚɪɚɦɟɬɪɚɯ ɤɨɦɩɨɧɟɧɬɨɜ ɢɡɦɟɪɟɧɵ ɩɪɢ ɤɨɦɧɚɬɧɨɣ ɬɟɦɩɟɪɚɬɭɪɟ.

ɉɪɨɝɪɚɦɦɚ MODEL ɜɵɡɵɜɚɟɬɫɹ ɤɨɦɚɧɞɨɣ Model>Open ɝɥɚɜɧɨɝɨ ɦɟɧɸ ɩɪɨɝɪɚɦɦɵ. Ɂɚɬɟɦ ɜ ɨɬɤɪɵɜɲɟɦɫɹ ɮɚɣɥɨɜɨɦ ɨɤɧɟ ɧɟɨɛɯɨɞɢɦɨ ɜɵɛɪɚɬɶ ɦɨ- ɞɟɥɶɧɵɣ ɮɚɣɥ (ɫ ɪɚɫɲɢɪɟɧɢɟɦ *.mdl) ɢ ɧɚɠɚɬɶ <ɈɄ>. ɉɪɢ ɢɫɩɨɥɶɡɨɜɚɧɢɢ ɩɨ- ɫɬɚɜɥɹɟɦɨɝɨ ɜɚɪɢɚɧɬɚ ɩɪɨɝɪɚɦɦɵ ɷɬɨ ɛɢɧɚɪɧɚɹ ɛɢɛɥɢɨɬɟɤɚ Small.mdl.

Ɍɚɤɠɟ ɦɨɠɧɨ ɜɵɡɜɚɬɶ ɩɪɨɝɪɚɦɦɭ MODEL, ɡɚɝɪɭɡɢɜ ɮɚɣɥ ɫ ɪɚɫɲɢɪɟɧɢɟɦ

*.MDL ɤɨɦɚɧɞɨɣ File>Open>Model data(*.mdl)

ɉɪɨɝɪɚɦɦɚ MODEL ɫɨɯɪɚɧɹɟɬ ɜɜɟɞɟɧɧɵɟ ɩɨɥɶɡɨɜɚɬɟɥɟɦ ɩɚɫɩɨɪɬɧɵɟ ɞɚɧ- ɧɵɟ ɤɨɦɩɨɧɟɧɬɨɜ ɢ ɪɚɫɫɱɢɬɚɧɧɵɟ ɩɚɪɚɦɟɬɪɵ ɦɚɬɟɦɚɬɢɱɟɫɤɢɯ ɦɨɞɟɥɟɣ ɜ ɛɢ- ɧɚɪɧɵɯ ɮɚɣɥɚɯ ɫ ɪɚɫɲɢɪɟɧɢɟɦ ɢɦɟɧɢ .MDL. ɗɬɢ ɮɚɣɥɵ ɦɨɠɧɨ ɡɚɝɪɭɠɚɬɶ ɜ ɩɪɨɝɪɚɦɦɭ MODEL ɞɥɹ ɭɬɨɱɧɟɧɢɹ ɩɚɪɚɦɟɬɪɨɜ ɦɨɞɟɥɟɣ, ɧɟ ɩɨɜɬɨɪɹɹ ɜɜɨɞɚ ɩɚɫɩɨɪɬɧɵɯ ɞɚɧɧɵɯ, ɱɬɨ ɨɱɟɧɶ ɭɞɨɛɧɨ ɜ ɩɪɨɰɟɫɫɟ ɨɬɥɚɞɤɢ ɛɢɛɥɢɨɬɟɤ ɦɨɞɟɥɟɣ.

10.2. ɂɧɬɟɪɮɟɣɫ ɩɪɨɝɪɚɦɦɵ MODEL

ɉɨɫɥɟ ɡɚɝɪɭɡɤɢ ɩɪɨɝɪɚɦɦɵ MODEL ɧɚ ɷɤɪɚɧɟ ɩɨɹɜɥɹɟɬɫɹ ɟɟ ɦɟɧɸ, ɩɨɤɚ- ɡɚɧɧɨɟ ɧɚ ɪɢɫ. 10.1. Ɉɤɧɨ ɩɪɨɝɪɚɦɦɵ ɨɪɝɚɧɢɡɭɟɬ ɞɨɫɬɭɩ ɤɨ ɜɫɟɦ ɮɭɧɤɰɢɹɦ, ɧɟɨɛɯɨɞɢɦɵɦ ɞɥɹ ɫɨɡɞɚɧɢɹ ɮɚɣɥɨɜ ɞɚɧɧɵɯ, ɛɵɫɬɪɨɝɨ ɞɨɫɬɭɩɚ ɤ ɧɢɦ ɢ ɨɩɬɢ- ɦɢɡɚɰɢɢ ɦɨɞɟɥɶɧɵɯ ɩɚɪɚɦɟɬɪɨɜ. ɉɪɢɜɟɞɟɦ ɤɪɚɬɤɨɟ ɨɩɢɫɚɧɢɟ ɨɫɧɨɜɧɵɯ ɤɨɦ- ɩɨɧɟɧɬɨɜ ɨɤɧɚ ɩɪɨɝɪɚɦɦɵ.

Ɍɟɤɫɬɨɜɵɟ ɩɨɥɹ ɫɨɞɟɪɠɢɬ ɱɟɬɵɪɟ ɫɬɪɨɤɢ Ɍ1, Ɍ2, ɌɁ ɢ Ɍ4, ɫɨɞɟɪɠɚɧɢɟ ɤɨɬɨɪɵɯ ɩɟɪɟɧɨɫɢɬɫɹ ɜ ɛɢɛɥɢɨɬɟɤɭ ɦɨɞɟɥɟɣ Micro-Cap. ɋɬɪɨɤɚ Ɍ1 ɫɨɞɟɪɠɢɬ ɢɦɹ ɤɨɦɩɨɧɟɧɬɚ (Part name), ɤɨɬɨɪɨɟ ɢɫɩɨɥɶɡɭɟɬɫɹ ɞɥɹ ɫɨɪɬɢɪɨɜɤɢ ɜ ɤɚɬɚɥɨɝɟ ɛɢɛɥɢɨɬɟɤɢ, ɨɫɬɚɥɶɧɵɟ ɩɨɥɹ ɤɨɦɦɟɧɬɚɪɢɢ ɫ ɞɨɩɨɥɧɢɬɟɥɶɧɨɣ ɢɧɮɨɪɦɚɰɢɟɣ; Ɍɚɛɥɢɰɚ ɞɚɧɧɵɯ ɬɚɛɥɢɰɚ ɫ ɞɜɭɦɹ ɢɥɢ ɬɪɟɦɹ ɤɨɥɨɧɤɚɦɢ ɞɥɹ ɜɜɨɞɚ ɡɧɚ- ɱɟɧɢɣ ɤɨɨɪɞɢɧɚɬ ɯɚɪɚɤɬɟɪɢɫɬɢɤ ɷɥɟɤɬɪɨɧɧɨɝɨ ɤɨɦɩɨɧɟɧɬɚ, ɨɩɭɛɥɢɤɨɜɚɧɧɵɯ ɜ ɫɩɪɚɜɨɱɧɢɤɚɯ ɢɥɢ ɫɧɹɬɵɯ ɷɤɫɩɟɪɢɦɟɧɬɚɥɶɧɨ. Ʉɨɥɢɱɟɫɬɜɨ ɤɨɥɨɧɨɤ ɡɚɜɢɫɢɬ ɨɬ

10. ɉɪɨɝɪ ɦɦ ɪ ɫɱɟɬ ɩ ɪ ɦɟɬɪɨɜ ɦɨɞɟɥɟɣ ɧ ɥɨɝɨɜɵɯ ɤɨɦɩɨɧɟɧɬɨɜ MODEL

463

ɬɢɩɚ ɤɨɦɩɨɧɟɧɬɚ ɢ ɯɚɪɚɤɬɟɪɚ ɞɚɧɧɵɯ. Ɇɨɝɭɬ ɛɵɬɶ ɜɜɟɞɟɧɵ ɤɨɨɪɞɢɧɚɬɵ ɨɬ ɨɞ- ɧɨɣ ɞɨ ɩɹɬɢ ɷɤɫɩɟɪɢɦɟɧɬɚɥɶɧɵɯ ɬɨɱɟɤ. ɉɪɢ ɩɨɥɧɨɦ ɨɬɫɭɬɫɬɜɢɢ ɷɤɫɩɟɪɢɦɟɧ- ɬɚɥɶɧɵɯ ɞɚɧɧɵɯ, ɩɨɥɹ ɧɟ ɡɚɩɨɥɧɹɸɬɫɹ, ɜ ɷɬɨɦ ɫɥɭɱɚɟ ɩɪɢ ɨɩɬɢɦɢɡɚɰɢɢ ɫɨɨɬ- ɜɟɬɫɬɜɭɸɳɢɯ ɩɚɪɚɦɟɬɪɨɜ ɛɟɪɭɬɫɹ ɡɧɚɱɟɧɢɹ ɩɨɥɟɣ, ɩɪɢɧɹɬɵɟ ɩɨ ɭɦɨɥɱɚɧɢɸ;

Ɉɤɧɨ ɝɪɚɮɢɤɨɜ ɯɚɪɚɤɬɟɪɢɫɬɢɤ ɦɨɞɟɥɢ ɨɬɨɛɪɚɠɟɧɢɟ ɝɪɚɮɢɤɨɜ ɯɚɪɚɤ-

ɬɟɪɢɫɬɢɤ ɦɨɞɟɥɢ. ɇɚ ɧɢɯ ɬɚɤɠɟ ɨɬɦɟɱɚɸɬɫɹ ɬɨɱɤɢ ɞɚɧɧɵɯ, ɟɫɥɢ ɨɧɢ ɜɜɨɞɢ- ɥɢɫɶ ɩɨɥɶɡɨɜɚɬɟɥɟɦ. Ȼɥɢɡɨɫɬɶ ɷɬɢɯ ɬɨɱɟɤ ɤ ɩɨɫɬɪɨɟɧɧɵɦ ɝɪɚɮɢɤɚɦ ɫɜɢɞɟ- ɬɟɥɶɫɬɜɭɟɬ ɨ ɬɨɱɧɨɫɬɢ ɦɨɞɟɥɢ. ɑɢɫɥɟɧɧɨ ɡɧɚɱɟɧɢɟ ɫɪɟɞɧɟɤɜɚɞɪɚɬɢɱɟɫɤɨɝɨ

ɨɬɤɥɨɧɟɧɢɹ ɜɫɟɯ ɷɤɫɩɟɪɢɦɟɧɬɚɥɶɧɵɯ ɬɨɱɟɤ ɜ ɩɪɨɰɟɧɬɚɯ ɭɤɚɡɵɜɚɟɬɫɹ ɫɜɟɪɯɭ ɨɬ ɝɪɚɮɢɤɨɜ ɧɚ ɫɬɪɨɤɟ Error. Ɉɩɨɪɧɵɟ ɬɨɱɤɢ ɧɚ ɷɬɨɦ ɝɪɚɮɢɤɟ ɦɨɠɧɨ ɩɟɪɟɦɟ- ɳɚɬɶ ɤɭɪɫɨɪɨɦ.

ɉɨɥɹ ɩɚɪɚɦɟɬɪɨɜ ɦɨɞɟɥɢ (Model Parameters) — ɬɚɛɥɢɰɚ ɩɚɪɚɦɟɬɪɨɜ ɦɨɞɟɥɢ, ɩɨɥɭɱɟɧɧɵɯ ɜ ɪɟɡɭɥɶɬɚɬɟ ɨɛɪɚɛɨɬɤɢ ɜɜɟɞɟɧɧɵɯ ɞɚɧɧɵɯ ɢ ɨɩɬɢɦɢɡɚ- ɰɢɢ. Ⱦɨɩɭɫɤɚɟɬɫɹ ɧɟɩɨɫɪɟɞɫɬɜɟɧɧɨɟ ɪɟɞɚɤɬɢɪɨɜɚɧɢɟ ɩɨɥɟɣ, ɞɥɹ ɨɰɟɧɤɢ ɜɨɡ- ɞɟɣɫɬɜɢɹ ɢɡɦɟɧɟɧɢɹ ɦɨɞɟɥɶɧɵɯ ɩɚɪɚɦɟɬɪɨɜ ɧɚ ɯɨɞ ɯɚɪɚɤɬɟɪɢɫɬɢɤ. Ɍɚɤ ɠɟ ɷɬɨ ɦɨɠɟɬ ɛɵɬɶ ɩɨɥɟɡɧɨ ɜ ɩɪɨɰɟɫɫɟ ɨɩɬɢɦɢɡɚɰɢɢ ɩɚɪɚɦɟɬɪɨɜ ɩɪɢ ɜɜɨɞɟ ɧɚɱɚɥɶ- ɧɨɝɨ ɩɪɢɛɥɢɠɟɧɢɹ.

ɍɫɥɨɜɢɹ ɢɡɦɟɪɟɧɢɣ (Measurement Conditions) — ɡɧɚɱɟɧɢɹ ɞɨɩɨɥɧɢɬɟɥɶ-

ɧɵɯ ɩɚɪɚɦɟɬɪɨɜ, ɩɪɢ ɤɨɬɨɪɵɯ ɩɪɢɜɟɞɟɧɵ ɷɤɫɩɟɪɢɦɟɧɬɚɥɶɧɵɟ ɞɚɧɧɵɟ.

10.2.1. ɉɚɧɟɥɶ ɢɧɫɬɪɭɦɟɧɬɨɜ ɢ ɦɟɧɸ ɩɪɨɝɪɚɦɦɵ MODEL

ɇɢɠɟ ɩɪɢɜɟɞɟɧ ɫɩɢɫɨɤ ɤɨɦɚɧɞ ɦɟɧɸ MODEL. Ɇɧɨɝɢɟ ɤɨɦɚɧɞɵ ɞɭɛɥɢɪɭ- ɸɬɫɹ ɝɨɪɹɱɢɦɢ ɤɥɚɜɢɲɚɦɢ ɢ ɤɧɨɩɤɚɦɢ ɩɚɧɟɥɢ ɢɧɫɬɪɭɦɟɧɬɨɜ.

Open... (Ctrl+O) — ɨɬɤɪɵɬɢɟ ɫɭɳɟɫɬɜɭɸɳɟɝɨ ɮɚɣɥɚ ɞɚɧɧɵɯ ɫ ɪɚɫɲɢɪɟ- ɧɢɟɦ ɢɦɟɧɢ .MDL. Ɍɚɤɠɟ ɦɨɠɧɨ ɜɨɫɩɨɥɶɡɨɜɚɬɶɫɹ ɫɨɨɬɜɟɬɫɬɜɭɸɳɟɣ ɤɨɦɚɧɞɨɣ ɦɟɧɸ FILE.

Merge… ( ) ɫɥɢɹɧɢɟ ɫɨɞɟɪɠɚɧɢɹ ɬɟɤɭɳɟɣ ɛɢɛɥɢɨɬɟɤɢ ɫ ɮɚɣɥɨɦ, ɧɚɯɨɞɹɳɢɦɫɹ ɧɚ ɞɢɫɤɟ. Ɋɟɡɭɥɶɬɚɬ ɫɥɢɹɧɢɹ ɩɨɤɚɡɵɜɚɟɬɫɹ ɜ ɬɟɤɭɳɟɦ ɮɚɣɥɟ ɞɚɧɧɵɯ, ɤɨɬɨɪɵɣ ɫɨɯɪɚɧɹɟɬɫɹ ɧɚ ɞɢɫɤɟ ɬɨɥɶɤɨ ɩɨ ɡɚɩɪɨɫɭ ɩɨɥɶɡɨɜɚɬɟɥɹ (ɩɨ ɤɨɦɚɧɞɚɦ Save, Save As ɢɥɢ ɩɪɢ ɜɵɝɪɭɡɤɟ ɮɚɣɥɚ).

Add These Parts to the Component Library ( ) ɫɨɡɞɚɧɢɟ ɦɨɞɟɥɶ-

ɧɵɯ ɞɢɪɟɤɬɢɜ ɞɥɹ ɜɫɟɯ ɤɨɦɩɨɧɟɧɬɨɜ ɬɟɤɭɳɟɝɨ ɮɚɣɥɚ ɞɚɧɧɵɯ, ɩɨɦɟɳɟɧɢɟ ɢɯ ɜ ɮɚɣɥ ɫ ɡɚɞɚɧɧɵɦ ɢɦɟɧɟɦ ɢ ɪɚɫɲɢɪɟɧɢɟɦ .LIB ɢ ɜɤɥɸɱɟɧɢɟ ɜ ɛɢɛɥɢɨɬɟɤɭ ɤɨɦ- ɩɨɧɟɧɬɨɜ Micro-Cap. ɉɨɫɥɟ ɷɬɨɣ ɤɨɦɚɧɞɵ ɤɨɦɩɨɧɟɧɬɵ ɫ ɧɨɜɵɦɢ ɦɨɞɟɥɹɦɢ ɫɬɚɧɨɜɹɬɫɹ ɞɨɫɬɭɩɧɵɦɢ ɞɥɹ ɩɪɢɧɰɢɩɢɚɥɶɧɵɯ ɫɯɟɦ, ɫɨɡɞɚɜɚɟɦɵɯ ɫ ɩɨɦɨɳɶɸ ɫɯɟɦɧɨɝɨ ɪɟɞɚɤɬɨɪɚ.

Sort ( ) ɫɨɪɬɢɪɨɜɤɚ ɤɨɦɩɨɧɟɧɬɨɜ ɬɟɤɭɳɟɣ ɛɢɛɥɢɨɬɟɤɢ ɩɨ ɢɦɟɧɚɦ, ɭɤɚɡɚɧɧɵɦ ɜ ɬɟɤɫɬɨɜɨɦ ɩɨɥɟ Ɍ1 (ɩɨ ɚɥɮɚɜɢɬɭ ɢ ɜ ɩɨɪɹɞɤɟ ɜɨɡɪɚɫɬɚɧɢɹ ɰɢɮ- ɪɨɜɵɯ ɢɧɞɟɤɫɨɜ).

Change Polarity ɫɦɟɧɚ ɬɢɩɚ ɬɟɤɭɳɟɝɨ ɩɨɥɭɩɪɨɜɨɞɧɢɤɨɜɨɝɨ ɩɪɢɛɨɪɚ. Ⱦɥɹ ɛɢɩɨɥɹɪɧɨɝɨ ɬɪɚɧɡɢɫɬɨɪɚ ɦɟɧɹɟɬɫɹ ɬɢɩ ɩɪɨɜɨɞɢɦɨɫɬɢ NPN-PNP, ɞɥɹ ɆɈɉ-ɬɪɚɧɡɢɫɬɨɪɚ ɬɢɩ ɤɚɧɚɥɚ N ɢɥɢ P (NMOS ɢɥɢ PMOS).

Change Core Units (CTRL+U, ) ɫɦɟɧɚ ɟɞɢɧɢɰ ɫɢɫɬɟɦɵ ɋȽɋ ɧɚ ɋɂ ɢ ɨɛɪɚɬɧɨ. ɂɫɩɨɥɶɡɭɟɬɫɹ ɞɥɹ ɧɟɥɢɧɟɣɧɵɯ ɦɚɝɧɢɬɧɵɯ ɫɟɪɞɟɱɧɢɤɨɜ. Ɇɨɠɧɨ ɡɚ-

464 ɉɪɨɝɪ ɦɦ ɫɯɟɦɨɬɟɯɧɢɱɟɫɤɨɝɨ ɦɨɞɟɥɢɪɨɜ ɧɢɹ Micro-Cap. ȼɟɪɫɢɢ 9, 10

ɞɚɬɶ ɟɞɢɧɢɰɵ ɫɢɫɬɟɦɵ ɋɂ: Ɍɟɫɥɚ ɞɥɹ ȼ ɢ /ɦ ɞɥɹ H, ɢ ɟɞɢɧɢɰɵ ɋȽɋ Ƚɚɭɫɫ

ɞɥɹ B ɢ ɗɪɫɬɟɞ ɞɥɹ H. ɉɨɥɭɱɟɧɧɵɟ ɨɩɬɢɦɢɡɢɪɨɜɚɧɧɵɟ ɩɚɪɚɦɟɬɪɵ ɦɨɞɟɥɢ CORE ɜɫɟɝɞɚ ɛɭɞɭɬ ɡɚɩɢɫɚɧɵ ɜ ɝɢɛɪɢɞɧɨɣ ɫɢɫɬɟɦɟ ɟɞɢɧɢɰ (ɫɦ. 5.2.4).

Delete Data (CTRL+D, ) ɍɞɚɥɟɧɢɟ ɷɤɫɩɟɪɢɦɟɧɬɚɥɶɧɨɣ ɬɨɱɤɢ, ɧɚ ɤɨ- ɬɨɪɭɸ ɭɤɚɡɵɜɚɟɬ ɤɭɪɫɨɪ, ɢɡ ɬɚɛɥɢɰɵ ɞɚɧɧɵɯ. ȼɨɡɞɟɣɫɬɜɭɟɬ ɬɨɥɶɤɨ ɧɚ ɩɨɥɹ ɬɚɛɥɢɰɵ ɞɚɧɧɵɯ, ɧɟ ɜɨɡɞɟɣɫɬɜɭɟɬ ɧɚ ɩɚɪɚɦɟɬɪɵ ɦɨɞɟɥɢ. ȼɵɩɨɥɧɹɟɬɫɹ ɬɨɥɶɤɨ ɜ ɬɨɦ ɫɥɭɱɚɟ, ɟɫɥɢ ɤɭɪɫɨɪ ɧɚɯɨɞɢɬɫɹ ɜ ɩɨɥɟ ɬɚɛɥɢɰɵ ɞɚɧɧɵɯ.

Add Part ( ) ɞɨɛɚɜɥɟɧɢɟ ɧɨɜɨɝɨ ɤɨɦɩɨɧɟɧɬɚ ɜ ɬɟɤɭɳɢɣ ɮɚɣɥ ɦɨ- ɞɟɥɶɧɵɯ ɞɚɧɧɵɯ. Ɍɢɩ ɤɨɦɩɨɧɟɧɬɚ ɜɵɛɢɪɚɟɬɫɹ ɢɡ ɜɵɩɚɞɚɸɳɟɝɨ ɩɨɞɦɟɧɸ, ɢ ɟɝɨ ɞɚɧɧɵɟ ɩɨɦɟɳɚɸɬɫɹ ɜ ɧɚɱɚɥɨ ɬɟɤɭɳɟɝɨ ɦɨɞɟɥɶɧɨɝɨ ɮɚɣɥɚ.

Delete Part ( ) ɭɞɚɥɟɧɢɟ ɬɟɤɭɳɟɝɨ ɤɨɦɩɨɧɟɧɬɚ ɢɡ ɮɚɣɥɚ ɦɨɞɟɥɶ- ɧɵɯ ɞɚɧɧɵɯ.

Options ɨɫɧɨɜɧɵɟ ɭɫɬɚɧɨɜɤɢ ɩɪɨɝɪɚɦɦɵ MODEL.

Global Settings ( ) — ɝɥɨɛɚɥɶɧɵɟ ɩɚɪɚɦɟɬɪɵ. ɉɪɨɰɟɫɫ ɨɩɬɢɦɢ- ɡɚɰɢɢ ɩɪɟɤɪɚɳɚɟɬɫɹ, ɟɫɥɢ ɬɟɤɭɳɢɟ ɡɧɚɱɟɧɢɹ ɨɲɢɛɨɤ ɚɩɩɪɨɤɫɢɦɚɰɢɢ ɦɟɧɶɲɟ ɡɚɞɚɧɧɵɯ:

Maximum Relative Per-iteration Error ɨɬɧɨɫɢɬɟɥɶɧɚɹ ɪɚɡɧɨɫɬɶ ɫɪɟɞ-

ɧɟɤɜɚɞɪɚɬɢɱɟɫɤɢɯ ɡɧɚɱɟɧɢɣ ɨɲɢɛɤɢ ɚɩɩɪɨɤɫɢɦɚɰɢɢ ɧɚ ɫɨɫɟɞɧɢɯ ɲɚ- ɝɚɯ ɨɩɬɢɦɢɡɚɰɢɢ, ɩɪɢ ɞɨɫɬɢɠɟɧɢɢ ɤɨɬɨɪɵɯ ɨɩɬɢɦɢɡɚɰɢɹ ɨɫɬɚɧɚɜɥɢ- ɜɚɟɬɫɹ. Ɍɢɩɢɱɧɨɟ ɡɧɚɱɟɧɢɟ ɨɬ 1E-6 ɞɨ 1E-3.

Maximum Percentage Per-iteration Error Ɋɚɡɧɨɫɬɶ ɫɪɟɞɧɟɤɜɚɞɪɚɬɢ-

ɱɟɫɤɢɯ ɡɧɚɱɟɧɢɣ ɨɲɢɛɤɢ ɚɩɩɪɨɤɫɢɦɚɰɢɢ ɧɚ ɫɨɫɟɞɧɢɯ ɲɚɝɚɯ ɨɩɬɢɦɢ- ɡɚɰɢɢ ɜ ɩɪɨɰɟɧɬɚɯ, ɩɪɢ ɞɨɫɬɢɠɟɧɢɢ ɤɨɬɨɪɵɯ ɨɩɬɢɦɢɡɚɰɢɹ ɨɫɬɚɧɚɜ- ɥɢɜɚɟɬɫɹ. Ɍɢɩɢɱɧɨɟ ɡɧɚɱɟɧɢɟ ɨɬ 1E-6 ɞɨ 1E-3.

Maximum Percentage Error ɫɪɟɞɧɟɤɜɚɞɪɚɬɢɱɟɫɤɨɟ ɡɧɚɱɟɧɢɟ ɨɲɢɛ- ɤɢ ɚɩɩɪɨɤɫɢɦɚɰɢɢ ɜ ɩɪɨɰɟɧɬɚɯ, ɩɪɢ ɞɨɫɬɢɠɟɧɢɢ ɤɨɬɨɪɨɝɨ ɨɩɬɢɦɢɡɚ- ɰɢɹ ɨɫɬɚɧɚɜɥɢɜɚɟɬɫɹ. Ɍɢɩɢɱɧɨɟ ɡɧɚɱɟɧɢɟ ɨɬ 0.1 ɞɨ 5.

ȼɵɲɟ ɩɪɢɜɟɞɟɧɵ ɩɚɪɚɦɟɬɪɵ ɨɩɬɢɦɢɡɚɰɢɢ ɞɥɹ ɦɟɬɨɞɚ ɉɚɭɷɥɥɚ, ɩɨɞɨɛɧɵɟ ɩɚɪɚɦɟɬɪɵ ɡɚɞɚɸɬɫɹ ɢ ɞɥɹ ɞɪɭɝɢɯ ɦɟɬɨɞɨɜ ɨɩɬɢɦɢɡɚɰɢɢ, ɢɫɩɨɥɶɡɭɟɦɵɯ ɜ ɩɨɫɥɟɞɧɟɣ ɜɟɪɫɢɢ ɩɪɨɝɪɚɦɦɵ MC10.

Model Default ɭɫɬɚɧɨɜɤɚ ɩɚɪɚɦɟɬɪɨɜ ɦɨɞɟɥɢ ɩɨ ɭɦɨɥɱɚɧɢɸ. Ⱦɥɹ ɜɫɟɯ ɩɚɪɚɦɟɬɪɚ ɦɨɞɟɥɢ ɤɚɠɞɨɝɨ ɜɢɞɚ (Diode, BJT, MOSFET, JFET, Opamp, Core) ɭɫɬɚɧɚɜɥɢɜɚɸɬɫɹ 3 ɡɧɚɱɟɧɢɹ ɞɥɹ ɪɚɛɨɬɵ ɩɪɨɝɪɚɦɦɵ ɨɩɬɢɦɢɡɚɰɢɢ: ɦɢɧɢɦɚɥɶɧɨɟ, ɦɚɤɫɢɦɚɥɶɧɨɟ ɢ ɧɚɱɚɥɶɧɨɟ ɩɪɢɛɥɢɠɟ- ɧɢɟ (initial). Ɇɢɧɢɦɚɥɶɧɵɟ ɢ ɦɚɤɫɢɦɚɥɶɧɵɟ ɡɧɚɱɟɧɢɹ ɩɚɪɚɦɟɬɪɨɜ ɢɫ- ɩɨɥɶɡɭɸɬɫɹ ɤɚɤ ɩɪɟɞɟɥɶɧɵɟ ɡɧɚɱɟɧɢɹ ɩɪɢ ɩɪɨɜɟɞɟɧɢɢ ɨɩɬɢɦɢɡɚɰɢɢ.

Auto Scale (F6, ) ɚɜɬɨɦɚɬɢɱɟɫɤɨɟ ɦɚɫɲɬɚɛɢɪɨɜɚɧɢɟ ɝɪɚɮɢɤɨɜ. Manual Scale (F9) ɡɚɞɚɧɢɟ ɦɚɫɲɬɚɛɨɜ ɝɪɚɮɢɤɨɜ ɩɨ ɨɫɹɦ ɜɪɭɱɧɭɸ.

Step Model Parameters ( ) ɨɪɝɚɧɢɡɚɰɢɹ ɩɨɲɚɝɨɜɨɝɨ ɢɡɦɟɧɟɧɢɹ ɨɞɧɨɝɨ ɢɡ ɦɨɞɟɥɶɧɵɯ ɩɚɪɚɦɟɬɪɨɜ. ɂɦɹ ɜɚɪɶɢɪɭɟɦɨɣ ɩɟɪɟɦɟɧɧɨɣ ɢ ɲɚɝ ɢɡɦɟɧɟɧɢɹ ɡɚɞɚɸɬɫɹ ɜ ɨɤɧɟ ɬɢɩɚ Stepping. ɂɡɦɟɧɟɧɢɟ ɡɧɚɱɟɧɢɹ

10. ɉɪɨɝɪ ɦɦ ɪ ɫɱɟɬ ɩ ɪ ɦɟɬɪɨɜ ɦɨɞɟɥɟɣ ɧ ɥɨɝɨɜɵɯ ɤɨɦɩɨɧɟɧɬɨɜ MODEL

465

ɩɚɪɚɦɟɬɪɚ ɧɚ ɨɞɢɧ ɲɚɝ ɜɵɩɨɥɧɹɟɬɫɹ ɧɚɠɚɬɢɟɦ ɥɸɛɨɣ ɤɥɚɜɢɲɢ ɪɟɡɭɥɶɬɚɬɵ ɫɪɚɡɭ ɨɬɨɛɪɚɠɚɸɬɫɹ ɧɚ ɝɪɚɮɢɤɚɯ.

View ɫɨɞɟɪɠɢɬ ɤɨɦɚɧɞɵ ɩɪɨɫɦɨɬɪɚ ɫɨɞɟɪɠɚɧɢɹ ɨɤɨɧ ɯɚɪɚɤɬɟɪɢɫɬɢɤ ɬɟɤɭɳɟɝɨ ɤɨɦɩɨɧɟɧɬɚ ɛɢɛɥɢɨɬɟɤɢ ɢ ɜɵɛɨɪɚ ɞɪɭɝɨɝɨ ɤɨɦɩɨɧɟɧɬɚ ɢɡ ɛɢɛɥɢɨɬɟ- ɤɢ.

Parts List (CTRL+L, ) ɜɵɜɨɞ ɞɢɚɥɨɝɨɜɨɝɨ ɨɤɧɚ ɫɨ ɫɩɢɫɤɚɦɢ ɤɨɦɩɨɧɟɧɬɨɜ ɬɟɤɭɳɢɯ ɨɬɤɪɵɬɵɯ ɛɢɛɥɢɨɬɟɤ ɦɨɞɟɥɶɧɵɯ ɞɚɧɧɵɯ. Ⱦɜɨɣ- ɧɨɣ ɳɟɥɱɨɤ ɧɚ ɢɦɟɧɢ ɤɨɦɩɨɧɟɧɬɚ ɨɬɤɪɵɜɚɟɬ ɫɩɢɫɨɤ ɟɝɨ ɩɚɪɚɦɟɬɪɨɜ. ɋ ɩɨɦɨɳɶɸ ɤɨɦɚɧɞ ɷɬɨɝɨ ɨɤɧɚ ɦɨɞɟɥɢ ɤɨɦɩɨɧɟɧɬɨɜ ɦɨɠɧɨ ɭɞɚɥɹɬɶ,

ɤɨɩɢɪɨɜɚɬɶ ɢ ɜɫɬɚɜɥɹɬɶ ɜ ɞɪɭɝɨɟ ɦɟɫɬɨ ɬɟɤɭɳɟɣ ɢɥɢ ɞɪɭɝɨɣ ɨɬɤɪɵɬɨɣ ɛɢɛɥɢɨɬɟɤɢ. Ⱦɥɹ ɷɬɨɝɨ ɩɪɟɞɜɚɪɢɬɟɥɶɧɨ ɦɵɲɶɸ ɜɵɛɢɪɚɟɬɫɹ ɨɞɢɧ ɢɥɢ ɛɨɥɟɟ ɤɨɦɩɨɧɟɧɬɨɜ ɜ ɫɩɢɫɤɟ.

Previous Part (CTRL+n, ) ɩɟɪɟɯɨɞ ɤ ɩɪɟɞɵɞɭɳɟɦɭ ɤɨɦɩɨɧɟɧɬɭ ɜ ɫɩɢɫɤɟ.

Next Part (CTRL+p, ) ɩɟɪɟɯɨɞ ɤ ɫɥɟɞɭɸɳɟɦɭ ɤɨɦɩɨɧɟɧɬɭ ɜ ɫɩɢɫɤɟ.

First Part (CTRL+HOME,

) ɩɟɪɟɯɨɞ ɤ ɩɟɪɜɨɦɭ ɤɨɦɩɨɧɟɧɬɭ ɜ

ɫɩɢɫɤɟ.

 

Last Part (CTRL+END,

) ɩɟɪɟɯɨɞ ɤ ɩɨɫɥɟɞɧɟɦɭ ɤɨɦɩɨɧɟɧɬɭ ɜ

ɫɩɢɫɤɟ.

 

Previous Graph: (CTRL + m, ) ɩɟɪɟɯɨɞ ɤ ɩɪɟɞɵɞɭɳɟɦɭ ɝɪɚɮɢ- ɤɭ ɬɟɤɭɳɟɝɨ ɤɨɦɩɨɧɟɧɬɚ.

Next Graph: (CTRL + o, ) ɩɟɪɟɯɨɞ ɤ ɫɥɟɞɭɸɳɟɦɭ ɝɪɚɮɢɤɭ ɬɟ- ɤɭɳɟɝɨ ɤɨɦɩɨɧɟɧɬɚ.

First Graph (CTRL+SHIFT + m, ) ɩɟɪɟɯɨɞ ɤ ɩɟɪɜɨɦɭ ɝɪɚɮɢɤɭ

ɬɟɤɭɳɟɝɨ ɤɨɦɩɨɧɟɧɬɚ

Last Graph: (CTRL+SHIFT+ o, ) ɩɟɪɟɯɨɞ ɤ ɩɨɫɥɟɞɧɟɦɭ ɝɪɚɮɢ-

ɤɭ ɬɟɤɭɳɟɝɨ ɤɨɦɩɨɧɟɧɬɚ.

All Graphs ɨɞɧɨɜɪɟɦɟɧɧɵɣ ɩɨɤɚɡ ɧɚ ɷɤɪɚɧɟ ɜɫɟɯ ɝɪɚɮɢɤɨɜ ɬɟɤɭ- ɳɟɝɨ ɤɨɦɩɨɧɟɧɬɚ.

One Graph at a Time ɩɨɤɚɡ ɬɨɥɶɤɨ ɨɞɧɨɝɨ ɝɪɚɮɢɤɚ ɬɟɤɭɳɟɝɨ ɤɨɦ- ɩɨɧɟɧɬɚ.

Initialize (CTRL+I, ) ɩɪɢɫɜɨɟɧɢɟ ɩɚɪɚɦɟɬɪɚɦ ɦɨɞɟɥɢ ɬɟɤɭɳɟɝɨ ɨɤɧɚ ɧɚɱɚɥɶɧɵɯ ɡɧɚɱɟɧɢɣ (initial). Ɉɛɵɱɧɨ ɜɵɩɨɥɧɹɟɬɫɹ ɩɟɪɟɞ ɨɩɬɢɦɢɡɚɰɢɟɣ ɩɚɪɚ- ɦɟɬɪɨɜ.

Optimize (CTRL+T, ) ɨɩɬɢɦɢɡɚɰɢɹ ɩɚɪɚɦɟɬɪɨɜ ɦɨɞɟɥɢ, ɨɰɟɧɢɜɚɟ- ɦɵɯ ɜ ɬɟɤɭɳɟɦ ɨɤɧɟ, ɩɭɬɟɦ ɦɢɧɢɦɢɡɚɰɢɢ ɫɭɦɦɵ ɫɪɟɞɧɟɤɜɚɞɪɚɬɢɱɟɫɤɢɯ ɨɬ- ɤɥɨɧɟɧɢɣ ɨɬ ɡɚɞɚɧɧɵɯ ɬɨɱɟɤ ɧɚ ɬɟɤɭɳɟɦ ɝɪɚɮɢɤɟ.

466

ɉɪɨɝɪ ɦɦ ɫɯɟɦɨɬɟɯɧɢɱɟɫɤɨɝɨ ɦɨɞɟɥɢɪɨɜ ɧɢɹ Micro-Cap. ȼɟɪɫɢɢ 9, 10

Initialize and Optimize All ɩɪɢɫɜɨɟɧɢɟ ɜɫɟɦ ɩɚɪɚɦɟɬɪɚɦ ɦɨɞɟɥɟɣ ɜɫɟɯ ɧɟɨɩɬɢɦɢɡɢɪɨɜɚɧɧɵɯ ɤɨɦɩɨɧɟɧɬɨɜ ɧɚɱɚɥɶɧɵɯ ɡɧɚɱɟɧɢɣ ɢ ɜɵɩɨɥɧɟɧɢɟ ɢɯ ɨɩ- ɬɢɦɢɡɚɰɢɢ. ȿɫɥɢ ɨɩɬɢɦɢɡɚɰɢɹ ɩɚɪɚɦɟɬɪɨɜ ɦɨɞɟɥɟɣ ɤɨɦɩɨɧɟɧɬɨɜ ɧɟ ɩɪɨɢɡɜɨ- ɞɢɥɚɫɶ, ɬɨ ɷɬɨ ɭɞɨɛɧɵɣ ɫɩɨɫɨɛ ɨɩɬɢɦɢɡɚɰɢɢ ɜɫɟɯ ɦɨɞɟɥɶɧɵɯ ɩɚɪɚɦɟɬɪɨɜ ɩɨɞɝɨɬɨɜɥɟɧɧɵɯ ɤɨɦɩɨɧɟɧɬɨɜ.

Optimize All Ɉɩɬɢɦɢɡɚɰɢɹ ɜɫɟɯ ɩɚɪɚɦɟɬɪɨɜ ɜɫɟɯ ɧɟɨɩɬɢɦɢɡɢɪɨɜɚɧɧɵɯ ɦɨɞɟɥɟɣ ɛɟɡ ɭɫɬɚɧɨɜɤɢ ɧɚɱɚɥɶɧɵɯ ɡɧɚɱɟɧɢɣ. ȿɫɥɢ ɦɨɞɟɥɢ ɤɨɦɩɨɧɟɧɬɨɜ ɭɠɟ

ɩɨɞɜɟɪɝɚɥɢɫɶ ɨɩɬɢɦɢɡɚɰɢɢ ɢ ɧɟɨɛɯɨɞɢɦɨ ɩɨɜɵɫɢɬɶ ɬɨɱɧɨɫɬɶ ɩɨɞɨɛɪɚɧɧɵɯ ɩɚɪɚɦɟɬɪɨɜ ɦɨɞɟɥɢ ɢɥɢ ɜɧɟɫɟɧɵ ɢɡɦɟɧɟɧɢɹ ɜ ɷɤɫɩɟɪɢɦɟɧɬɚɥɶɧɵɟ ɬɨɱɤɢ, ɬɨ ɷɬɨ ɭɞɨɛɧɵɣ ɫɩɨɫɨɛ ɩɨɜɬɨɪɧɨɣ ɭɬɨɱɧɹɸɳɟɣ ɨɩɬɢɦɢɡɚɰɢɢ.

ȼ ɜɟɪɫɢɢ MC10 ɢɦɟɸɬɫɹ, ɤɪɨɦɟ ɬɨɝɨ, ɤɨɦɚɧɞɵ ɢɧɢɰɢɚɥɢɡɚɰɢɢ ɢ ɨɩɬɢɦɢ- ɡɚɰɢɢ ɜɫɟɯ ɝɪɚɮɢɤɨɜ ɬɟɤɭɳɟɝɨ ɤɨɦɩɨɧɟɧɬɚ: Initialize All Graphs, Optimize All

Graphs.

Ʉɪɨɦɟ ɩɟɪɟɱɢɫɥɟɧɧɵɯ ɤɨɦɚɧɞ ɦɟɧɸ ɢɦɟɸɬɫɹ ɤɨɦɚɧɞɵ ɞɥɹ ɪɚɛɨɬɵ ɜ ɫɪɟ- ɞɟ MODEL, ɞɨɫɬɭɩɧɵɟ ɢɡ ɦɟɧɸ EDIT ɢ ɞɭɛɥɢɪɭɟɦɵɟ ɤɧɨɩɤɚɦɢ ɧɚ ɩɚɧɟɥɢ ɢɧ-

ɫɬɪɭɦɟɧɬɨɜ:

Find ( ) ɩɨɢɫɤ ɫɬɪɨɤɢ ɬɟɤɫɬɚ ɜ ɬɟɤɫɬɨɜɵɯ ɩɨɥɹɯ ɤɨɦɩɨɧɟɧɬɨɜ. Ɉɛɵɱ- ɧɨ ɢɫɩɨɥɶɡɭɟɬɫɹ ɞɥɹ ɩɨɢɫɤɚ ɤɨɦɩɨɧɟɧɬɚ ɫ ɡɚɞɚɧɧɵɦ ɢɦɟɧɟɦ.

Properties (F10, ) ɜɵɡɨɜ ɞɢɚɥɨɝɨɜɨɝɨ ɨɤɧɚ Properties ɞɥɹ ɬɟɤɭɳɟɝɨ ɚɤɬɢɜɧɨɝɨ ɨɤɧɚ. ɉɨɡɜɨɥɹɟɬ ɡɚɞɚɜɚɬɶ ɰɜɟɬ ɨɤɨɧ, ɲɪɢɮɬɨɜɵɟ ɩɚɪɚɦɟɬɪɵ (ɬɢɩ ɲɪɢɮɬɚ, ɪɚɡɦɟɪ, ɰɜɟɬ, ɧɚɱɟɪɬɚɧɢɟ), ɧɚɛɨɪ ɤɧɨɩɨɤ ɧɚ ɩɚɧɟɥɢ ɢɧɫɬɪɭɦɟɧɬɨɜ.

10.3. Ɋɚɛɨɬɚ ɫ ɩɪɨɝɪɚɦɦɨɣ MODEL

ɉɪɨɢɥɥɸɫɬɪɢɪɭɟɦ ɪɚɛɨɬɭ ɫ ɩɪɨɝɪɚɦɦɨɣ MODEL ɧɚ ɩɪɢɦɟɪɟ ɛɢɩɨɥɹɪɧɨɝɨ ɬɪɚɧɡɢɫɬɨɪɚ 2N3903, ɫɩɪɚɜɨɱɧɵɟ ɞɚɧɧɵɟ ɧɚ ɤɨɬɨɪɵɣ ɜɡɹɬɵ ɢɡ ɪɭɤɨɜɨɞɫɬɜɚ ɮɢɪɦɵ Motorola.

ɇɚɱɧɟɦ ɫ ɨɬɤɪɵɬɢɹ ɧɨɜɨɝɨ ɮɚɣɥɚ ɛɢɛɥɢɨɬɟɤɢ ɦɨɞɟɥɟɣ ɩɨ ɤɨɦɚɧɞɟ File>New>MDL, ɡɚɬɟɦ ɫɥɟɞɭɟɬ ɧɚɠɚɬɶ ɤɧɨɩɤɭ «ɈɄ». ɋɨɡɞɚɫɬɫɹ ɮɚɣɥ ɞɚɧɧɵɯ

ɦɨɞɟɥɢ MDL1.MDL. Ɂɚɬɟɦ ɫɥɟɞɭɟɬ ɧɚɠɚɬɶ ɤɧɨɩɤɭ Add Part ɢ ɜɵɛɪɚɬɶ ɢɡ ɪɚɫɤɪɵɜɚɸɳɟɝɨ ɫɩɢɫɤɚ ɧɭɠɧɵɣ ɬɢɩ ɤɨɦɩɨɧɟɧɬɚ — NPN. ɉɨɫɥɟ ɷɬɨɝɨ ɨɬɤɪɵɜɚ- ɟɬɫɹ ɨɤɧɨ (ɪɢɫ. 10.1), ɜ ɤɨɬɨɪɨɦ ɤɭɪɫɨɪ ɩɟɪɜɨɧɚɱɚɥɶɧɨ ɧɚɯɨɞɢɬɫɹ ɜ ɩɟɪɜɨɦ ɬɟɤɫɬɨɜɨɦ ɩɨɥɟ Ɍ1. ɉɨɫɥɟ ɷɬɨɝɨ ɧɟɨɛɯɨɞɢɦɨ ɧɚɛɪɚɬɶ ɜ ɬɟɤɫɬɨɜɨɦ ɩɨɥɟ Ɍ1 ɢɦɹ ɦɨɞɟɥɢɪɭɟɦɨɝɨ ɤɨɦɩɨɧɟɧɬɚ, ɜ ɧɚɲɟɦ ɫɥɭɱɚɟ ɷɬɨ 2N3903. ɋɥɟɞɭɟɬ ɨɬɦɟɬɢɬɶ, ɱɬɨ ɢɦɹ ɤɨɦɩɨɧɟɧɬɚ ɫɥɟɞɭɟɬ ɜɜɨɞɢɬɶ ɬɨɥɶɤɨ ɥɚɬɢɧɫɤɢɦɢ ɛɭɤɜɚɦɢ. ȼ ɫɥɟɞɭɸ- ɳɢɯ ɩɨɥɹɯ ɦɨɠɧɨ ɜɜɟɫɬɢ ɩɪɨɢɡɜɨɥɶɧɵɟ ɤɨɦɦɟɧɬɚɪɢɢ (ɜɨɬ ɡɞɟɫɶ ɦɨɠɧɨ ɢɫ- ɩɨɥɶɡɨɜɚɬɶ ɢ ɫɢɦɜɨɥɵ ɤɢɪɢɥɥɢɰɵ).

10. ɉɪɨɝɪ ɦɦ ɪ ɫɱɟɬ ɩ ɪ ɦɟɬɪɨɜ ɦɨɞɟɥɟɣ ɧ ɥɨɝɨɜɵɯ ɤɨɦɩɨɧɟɧɬɨɜ MODEL

467

Ɋɢɫ. 10.1. Ȼɢɩɨɥɹɪɧɵɣ ɬɪɚɧɡɢɫɬɨɪ 2N3903. ɩɩɪɨɤɫɢɦɚɰɢɹ ɡɚɜɢɫɢɦɨɫɬɢ ɧɚɩɪɹɠɟɧɢɹ ɛɚɡɚ-ɷɦɢɬɬɟɪ ɨɬ ɬɨɤɚ ɤɨɥɥɟɤɬɨɪɚ Vbe(Ic) ɜ ɪɟɠɢɦɟ ɧɚɫɵɳɟɧɢɹ

ɉɪɢ ɪɚɛɨɬɟ ɫ ɩɟɪɜɵɦ ɷɤɪɚɧɨɦ ɦɨɞɟɥɢ BJT ɜ ɬɚɛɥɢɰɭ ɞɚɧɧɵɯ ɡɚɧɨɫɹɬ ɡɧɚɱɟɧɢɹ ɬɨɤɚ ɤɨɥɥɟɤɬɨɪɚ Iɫ ɢ ɧɚɩɪɹɠɟɧɢɹ ɛɚɡɚ-ɷɦɢɬɬɟɪ Vbe ɜ ɪɟɠɢɦɟ ɧɚɫɵ- ɳɟɧɢɹ:

Ic

Vbe

.001

.65

.01

.74

.025

.80

.1

.93

Ⱦɚɥɟɟ ɧɚɠɚɬɢɟɦ ɤɥɚɜɢɲ Ctrl+l () ɩɪɢɫɜɚɢɜɚɸɬ ɩɚɪɚɦɟɬɪɚɦ ɦɨɞɟɥɢ ɧɚɱɚɥɶɧɵɟ ɡɧɚɱɟɧɢɹ (ɩɪɨɰɟɫɫ ɢɧɢɰɢɚɥɢɡɚɰɢɢ) — ɢɯ ɡɧɚɱɟɧɢɹ ɨɬɨɛɪɚɠɚɸɬɫɹ

ɜ ɨɤɧɟ Model Parameters (ɩɚɪɚɦɟɬɪɵ ɦɨɞɟɥɢ). ɋɥɟɞɨɦ ɧɚɠɚɬɢɟɦ Ctrl+T () ɜɵɩɨɥɧɹɸɬ ɨɩɬɢɦɢɡɚɰɢɸ ɩɚɪɚɦɟɬɪɨɜ ɧɚ ɨɫɧɨɜɚɧɢɢ ɜɜɟɞɟɧɧɵɯ ɞɚɧɧɵɯ. ȼ ɪɟ- ɡɭɥɶɬɚɬɟ ɪɚɫɫɱɢɬɵɜɚɸɬɫɹ ɩɚɪɚɦɟɬɪɵ ɦɨɞɟɥɢ RE, NF ɢ IS ɬɚɤ, ɱɬɨɛɵ ɝɪɚɮɢɤ

ɡɚɜɢɫɢɦɨɫɬɢ Vbe(Ic) ɛɵɥ ɧɚɢɛɨɥɟɟ ɛɥɢɡɨɤ ɤ ɡɚɞɚɧɧɵɦ ɡɧɚɱɟɧɢɹɦ, ɤɨɬɨɪɵɟ ɨɬɦɟɱɟɧɵ ɧɚ ɪɢɫ. 10.1 ɩɪɹɦɨɭɝɨɥɶɧɵɦɢ ɡɧɚɱɤɚɦɢ. Ɉɲɢɛɤɚ ɚɩɩɪɨɤɫɢɦɚɰɢɢ ɫɨɫɬɚɜɥɹɟɬ ɨɤɨɥɨ 1%.

ɇɚɠɚɬɢɟ ɤɥɚɜɢɲ Ctrl+o () ɨɬɤɪɵɜɚɟɬ ɨɤɧɨ ɩɨɫɬɪɨɟɧɢɹ ɡɚɜɢɫɢɦɨɫɬɢ ɤɨɷɮɮɢɰɢɟɧɬɚ ɩɟɪɟɞɚɱɢ H-ɩɚɪɚɦɟɬɪɚ Hoe ɨɬ ɬɨɤɚ ɤɨɥɥɟɤɬɨɪɚ Iɫ. Ⱦɚɥɟɟ ɧɟ-

ɨɛɯɨɞɢɦɨ ɜɜɟɫɬɢ ɨɞɧɭ ɷɤɫɩɟɪɢɦɟɧɬɚɥɶɧɭɸ ɬɨɱɤɭ ɞɥɹ ɦɚɤɫɢɦɚɥɶɧɨɝɨ ɡɧɚɱɟɧɢɹ ɬɨɤɚ Ic=1ma, Hoe=40E-6 ɢ ɧɚɠɚɬɶ Ctrl+T.

468

ɉɪɨɝɪ ɦɦ ɫɯɟɦɨɬɟɯɧɢɱɟɫɤɨɝɨ ɦɨɞɟɥɢɪɨɜ ɧɢɹ Micro-Cap. ȼɟɪɫɢɢ 9, 10

ɇɚɠɚɬɢɟ ɤɥɚɜɢɲ Ctrl+o ɨɬɤɪɵɜɚɟɬ ɨɤɧɨ ɩɨɫɬɪɨɟɧɢɹ ɡɚɜɢɫɢɦɨɫɬɢ ɤɨɷɮ- ɮɢɰɢɟɧɬɚ ɩɟɪɟɞɚɱɢ ɬɨɤɚ ɛɚɡɵ Beta ɨɬ ɬɨɤɚ ɤɨɥɥɟɤɬɨɪɚ Iɫ. Ⱦɚɥɟɟ ɧɟɨɛɯɨɞɢɦɨ ɜɜɟɫɬɢ ɬɚɛɥɢɰɭ ɤɨɨɪɞɢɧɚɬ ɷɤɫɩɟɪɢɦɟɧɬɚɥɶɧɵɯ ɬɨɱɟɤ ɞɥɹ ɭɤɚɡɚɧɧɨɣ ɡɚɜɢɫɢ-

ɦɨɫɬɢ (Iɫ) ɩɪɢ ɬɟɦɩɟɪɚɬɭɪɟ 25° ɢɡ ɫɩɪɚɜɨɱɧɢɤɚ:

Ic

Beta

Ic

Beta

.0001

44

.030

72

.001

77

.050

50

.005

98

.100

27

.010

100

 

 

ɉɨɫɥɟ ɜɜɨɞɚ ɪɹɞɚ ɡɧɚɱɟɧɢɣ Ic, Beta ɢ ɡɚɞɚɧɢɹ ɧɚɩɪɹɠɟɧɢɹ ɤɨɥɥɟɤɬɨɪ-

ɷɦɢɬɬɟɪ Vce=1.0ȼ (Measurement conditions), ɫɧɨɜɚ ɜɵɩɨɥɧɹɸɬ ɤɨɦɚɧɞɵ ɢɧɢ- ɰɢɚɥɢɡɚɰɢɢ ɢ ɨɩɬɢɦɢɡɚɰɢɢ Ctrl+l, Ctrl+T. ȼ ɪɟɡɭɥɶɬɚɬɟ ɛɭɞɟɬ ɩɨɫɬɪɨɟɧ ɝɪɚɮɢɤ ɡɚɜɢɫɢɦɨɫɬɢ Beta(Ic) ɢ ɪɚɫɫɱɢɬɚɧɵ ɩɚɪɚɦɟɬɪɵ ɦɨɞɟɥɢ NE, ISE, BF, IKF ɫ ɨɬ- ɧɨɫɢɬɟɥɶɧɨɣ ɫɪɟɞɧɟɤɜɚɞɪɚɬɢɱɧɨɣ ɨɲɢɛɤɨɣ ɩɪɢɛɥɢɡɢɬɟɥɶɧɨ 5%, ɤɚɤ ɩɨɤɚɡɚɧɨ ɧɚ ɪɢɫ. 10.2. Ɍɢɩɢɱɧɵɣ ɞɢɚɩɚɡɨɧ ɨɬɤɥɨɧɟɧɢɣ ɨɬ ɷɤɫɩɟɪɢɦɟɧɬɚɥɶɧɵɯ ɬɨɱɟɤ ɞɥɹ ɷɬɨɝɨ ɝɪɚɮɢɤɚ ɨɬ 1 ɞɨ 20%.

Ɋɢɫ. 10.2. Ɂɚɜɢɫɢɦɨɫɬɶ ɫɬɚɬɢɱɟɫɤɨɝɨ ɤɨɷɮɮɢɰɢɟɧɬɚ ɩɟɪɟɞɚɱɢ ɬɨɤɚ ɛɚɡɵ Beta ɨɬ ɬɨɤɚ ɤɨɥɥɟɤɬɨɪɚ Iɫ

Ɂɚɬɟɦ ɫɥɟɞɭɟɬ ɩɟɪɟɣɬɢ ɤ ɫɥɟɞɭɸɳɟɦɭ ɝɪɚɮɢɤɭ, ɧɚɠɚɜ Ctrl+o (). ɉɨɹ- ɜɢɬɫɹ ɨɤɧɨ ɝɪɚɮɢɤɚ ɡɚɜɢɫɢɦɨɫɬɢ Vce ɨɬ Ic. ɂɡ ɝɪɚɮɢɤɨɜ ɞɥɹ ɪɟɠɢɦɚ ɧɚɫɵɳɟ- ɧɢɹ, ɜɡɹɬɵɯ ɢɡ ɫɩɪɚɜɨɱɧɵɯ ɞɚɧɧɵɯ, ɜɜɨɞɹɬɫɹ ɫɥɟɞɭɸɳɢɟ ɤɨɨɪɞɢɧɚɬɵ ɷɤɫɩɟ- ɪɢɦɟɧɬɚɥɶɧɵɯ ɬɨɱɟɤ:

Ic

Vce

Ic

Vce

.001

.1

.05

.2

.010

.11

.10

.35

10. ɉɪɨɝɪ ɦɦ ɪ ɫɱɟɬ ɩ ɪ ɦɟɬɪɨɜ ɦɨɞɟɥɟɣ ɧ ɥɨɝɨɜɵɯ ɤɨɦɩɨɧɟɧɬɨɜ MODEL

469

ɉɨɫɥɟ ɷɬɨɝɨ ɤɭɪɫɨɪ ɭɫɬɚɧɚɜɥɢɜɚɟɬɫɹ ɧɚ ɨɛɥɚɫɬɶ ɭɫɥɨɜɢɣ ɢɡɦɟɪɟɧɢɣ ɢ

ɜɜɨɞɢɬɫɹ ɡɧɚɱɟɧɢɟ 10 ɞɥɹ ɨɬɧɨɲɟɧɢɹ ɬɨɤɨɜ Ic/Ib. ɉɨɫɥɟɞɨɜɚɬɟɥɶɧɚɹ ɢɧɢɰɢɚ- ɥɢɡɚɰɢɹ ɢ ɨɩɬɢɦɢɡɚɰɢɹ ɩɪɢɜɟɞɭɬ ɤ ɤɚɪɬɢɧɤɟ, ɩɨɤɚɡɚɧɧɨɣ ɧɚ ɪɢɫ. 10.3. ɉɚɪɚ- ɦɟɬɪɵ ɦɨɞɟɥɢ RC, BR, NC, ISC, ɢ IKR ɨɩɬɢɦɢɡɢɪɨɜɚɥɢɫɶ ɬɚɤɢɦ ɨɛɪɚɡɨɦ, ɱɬɨ ɫɭɦɦɚɪɧɨɟ ɨɬɧɨɫɢɬɟɥɶɧɨɟ ɫɪɟɞɧɟɤɜɚɞɪɚɬɢɱɟɫɤɨɟ ɨɬɤɥɨɧɟɧɢɟ ɨɬ ɷɤɫɩɟɪɢɦɟɧ- ɬɚɥɶɧɵɯ ɬɨɱɟɤ ɩɨɥɭɱɢɥɨɫɶ ɜ ɪɚɣɨɧɟ 7%. Ɉɛɵɱɧɨ ɭɤɚɡɚɧɧɨɟ ɨɬɤɥɨɧɟɧɢɹ ɞɥɹ ɞɚɧɧɨɝɨ ɝɪɚɮɢɤɚ ɧɚɯɨɞɢɬɫɹ ɜ ɞɢɚɩɚɡɨɧɟ ɨɬ 5% ɞɨ 25%.

Ɋɢɫ. 10.3. Ɂɚɜɢɫɢɦɨɫɬɶ ɬɨɤɚ ɤɨɥɥɟɤɬɨɪɚ ɨɬ ɧɚɩɪɹɠɟɧɢɹ ɛɚɡɚ-ɷɦɢɬɬɟɪ

Ɂɚɬɟɦ ɫɥɟɞɭɟɬ ɩɟɪɟɣɬɢ ɤ ɫɥɟɞɭɸɳɟɦɭ ɝɪɚɮɢɤɭ, ɧɚɠɚɜ Ctrl+o (). ɉɨɹ- ɜɢɬɫɹ ɨɤɧɨ ɝɪɚɮɢɤɚ ɡɚɜɢɫɢɦɨɫɬɢ ɟɦɤɨɫɬɢ ɩɟɪɟɯɨɞɚ ɛɚɡɚ-ɤɨɥɥɟɤɬɨɪ Cob ɨɬ Vcb. ɂɡ ɫɩɪɚɜɨɱɧɢɤɚ ɜɜɟɞɢɬɟ ɫɥɟɞɭɸɳɢɟ ɞɚɧɧɵɟ:

Vcb Cob

0.103.5pf

1.002.7pf

10.01.7pf

ɉɨɫɥɟ ɜɵɩɨɥɧɟɧɢɹ ɤɨɦɚɧɞ Ctrl+I ɢ Ctrl+T ɩɪɨɝɪɚɦɦɚ MODEL ɜɵɱɢɫɥɹɟɬ ɡɧɚɱɟɧɢɹ ɩɚɪɚɦɟɬɪɨɜ CJC, MJC, VJC, FC ɢ ɫɬɪɨɢɬ ɝɪɚɮɢɤ ɡɚɜɢɫɢɦɨɫɬɢ

Cob(Vcb), ɤɚɤ ɩɨɤɚɡɚɧɨ ɧɚ ɪɢɫ. 10.4.

Ⱦɚɥɟɟ ɧɚɠɚɬɢɟɦ ɤɥɚɜɢɲ Ctrl+o () ɩɟɪɟɯɨɞɹɬ ɤ ɨɤɧɭ ɩɨɫɬɪɨɟɧɢɹ ɡɚɜɢɫɢ- ɦɨɫɬɢ ɛɚɪɶɟɪɧɨɣ ɟɦɤɨɫɬɢ ɩɟɪɟɯɨɞɚ ɛɚɡɚ-ɷɦɢɬɬɟɪ Cib ɨɬ ɧɚɩɪɹɠɟɧɢɹ ɫɦɟɳɟɧɢɹ Veb. ȼɜɨɞɹɬɫɹ ɫɥɟɞɭɸɳɢɟ ɩɚɪɵ ɷɤɫɩɟɪɢɦɟɧɬɚɥɶɧɵɯ ɬɨɱɟɤ ɢɡ ɫɩɪɚɜɨɱɧɢɤɚ:

Veb

Cib

.10

4.2pF

1.03.3pF

5.02.5pF

470

ɉɪɨɝɪ ɦɦ ɫɯɟɦɨɬɟɯɧɢɱɟɫɤɨɝɨ ɦɨɞɟɥɢɪɨɜ ɧɢɹ Micro-Cap. ȼɟɪɫɢɢ 9, 10

Ɋɢɫ. 10.4. Ɂɚɜɢɫɢɦɨɫɬɶ ɟɦɤɨɫɬɢ ɩɟɪɟɯɨɞ ɤɨɥɥɟɤɬɨɪ-ɛɚɡɚ Cob ɨɬ ɧɚɩɪɹɠɟɧɢɹ Vcb

ɉɨɫɥɟ ɜɵɩɨɥɧɟɧɢɹ ɤɨɦɚɧɞ ɢɧɢɰɢɚɥɢɡɚɰɢɢ ɢ ɨɩɬɢɦɢɡɚɰɢɢ (Ctrl+I ɢ Ctrl+T) ɩɪɨɝɪɚɦɦɚ MODEL ɜɵɱɢɫɥɹɟɬ ɡɧɚɱɟɧɢɹ ɩɚɪɚɦɟɬɪɨɜ CJE, MJE, VJE ɢ ɫɬɪɨɢɬ

ɝɪɚɮɢɤ ɡɚɜɢɫɢɦɨɫɬɢ Cib(Veb), ɤɚɤ ɩɨɤɚɡɚɧɨ ɧɚ ɪɢɫ. 10.5.

Ɋɢɫ. 10.5. Ɂɚɜɢɫɢɦɨɫɬɶ ɟɦɤɨɫɬɢ ɩɟɪɟɯɨɞ ɷɦɢɬɬɟɪ-ɛɚɡɚ Cib ɨɬ ɧɚɩɪɹɠɟɧɢɹ Veb

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