Question
a. Determine the radiant flux at a dc forward current of $70 \mathrm{~mA}$ for the device of Fig. $30 .$b. Determine the radiant flux in lumens at a dc forward current of $45 \mathrm{~mA}$.
Step 1
To determine the radiant flux at a dc forward current of 70 mA, we need to find the corresponding value on the graph in Figure 30. Show more…
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