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| lab05_en:inverting_op-amp_photo_diode_as_current_source [2026/04/02 12:58] – created mexleadmin | lab05_en:inverting_op-amp_photo_diode_as_current_source [2026/04/02 13:01] (current) – mexleadmin | ||
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| === Photo Diode as current source === | === Photo Diode as current source === | ||
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| + | {{drawio> | ||
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| + | < | ||
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| + | $U_{\rm DD}{\rm~=10~V}, | ||
| + | Use the values from <imgref Fig-20_inverting_op-amp> | ||
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| + | Complete the arrows in the scematic of the circuit.\\ | ||
| + | Take the values for $U_{\rm 1},~U_{\rm 2},~U_{\rm OUT}$ from <imgref Fig-30_inverting_op-amp_inv_input> | ||
| + | Use these values to calculate the sum of the voltages at node ${\rm N_{12}}$.\\ | ||
| + | Compare your result by measuerement. | ||
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| + | $U_{\rm 1}{\rm~=}$ | ||
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| + | $U_{\rm 2}{\rm~=}$ | ||
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| + | $U_{\rm OUT}{\rm~=}$ | ||
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| + | Calculated $U_{\rm 12}{\rm~=}$ | ||
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| + | Measured $U_{\rm 12}{\rm~=}$ | ||
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| + | What are your results? | ||
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| + | What will happen if you short-circuit $R_{\rm 2}$?\\ | ||
| + | Try it and explain your results.\\ | ||
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