Unterschiede
Hier werden die Unterschiede zwischen zwei Versionen angezeigt.
| Beide Seiten der vorigen Revision Vorhergehende Überarbeitung Nächste Überarbeitung | Vorhergehende Überarbeitung | ||
| circuit_design:uebungsblatt6 [2021/12/09 12:37] – tfischer | circuit_design:uebungsblatt6 [2023/12/16 01:13] (aktuell) – [Bearbeiten - Panel] mexleadmin | ||
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| Zeile 16: | Zeile 16: | ||
| In the following, the transfer function of the differential amplifier is to be calculated. To do this, you should follow a few steps. | In the following, the transfer function of the differential amplifier is to be calculated. To do this, you should follow a few steps. | ||
| - | - Derive the function $U_A = f(U_{E1}, U_{E2})$ using superposition. | + | - Derive the function $U_{\rm O} = f(U_{\rm I1}, U_{\rm I2})$ using superposition. |
| - To do this, first draw an equivalent circuit in each case. | - To do this, first draw an equivalent circuit in each case. | ||
| - Briefly describe the resulting circuit. Which amplification circuit results in each case? | - Briefly describe the resulting circuit. Which amplification circuit results in each case? | ||
| - | - Then calculate the voltages $U_A1$ and $U_A2$, and from them $U_A$. | + | - Then calculate the voltages $U_{\rm O1}$ and $U_{\rm O2}$, and from them $U_\rm O$. |
| - | - Determine the function $U_A = f(U_{E1}, U_{E2})$ or the resistance values of the circuit shown. | + | - Determine the function $U_{\rm O} = f(U_{\rm I1}, U_{\rm I2})$ or the resistance values of the circuit shown. |
| </ | </ | ||
| Zeile 29: | Zeile 29: | ||
| Derive the gain for the current-voltage converter, i.e. the transmission resistance. Use the procedure that we used for the other amplifiers. | Derive the gain for the current-voltage converter, i.e. the transmission resistance. Use the procedure that we used for the other amplifiers. | ||
| - | - Draw a circuit with the relevant voltages, currents, resistances and the amplifiers | + | - Draw a circuit with the relevant voltages, currents, resistances, and the operational amplifier |
| - What are you looking for? | - What are you looking for? | ||
| - | - Number | + | - What is the number |
| - | - Number | + | - What is the number |
| - Establishing the known equations. | - Establishing the known equations. | ||
| - Derivation of the transmission resistance. | - Derivation of the transmission resistance. | ||
| Zeile 38: | Zeile 38: | ||
| <WRAP pagebreak></ | <WRAP pagebreak></ | ||
| - | <panel type=" | + | <panel type=" |
| - | Here, too, derive | + | Derive |
| - | - Draw a circuit with the relevant voltages, currents, resistances and the amplifier. | + | - Draw a circuit with the relevant voltages, currents, resistances, and the operational |
| - What are you looking for? | - What are you looking for? | ||
| - | - number of variables? | + | - What is the number of variables? |
| - | - number of necessary equations? | + | - What is the number of necessary equations? |
| - Establishing the known equations. | - Establishing the known equations. | ||
| - | - Derivation of the transmission slope. | + | - Derivation of the transfer conductance. |
| </ | </ | ||
| Zeile 55: | Zeile 55: | ||
| {{ elektronische_schaltungstechnik: | {{ elektronische_schaltungstechnik: | ||
| - | If the voltage-current converter is used as a current source, it must be ensured that the load has no contact with ground.. | + | If the voltage-current converter is used as a current source, it must be ensured that the load has no contact with the ground. |
| - | - Draw the voltage-to-current transformer with a load that is in contact with ground. | + | - Draw the voltage-to-current transformer with a load that is in contact with the ground. |
| - | - In this case, why is the transmission | + | - Why is in this case the slope derived above no longer valid as an amplification |
| - Will the output current be higher or lower in this case? | - Will the output current be higher or lower in this case? | ||
| </ | </ | ||