The forward-bias voltage (V) required to maintain a PN diode current (I) is a function of the temperature (T). (a) Derive an expression for SV/ST. (b) What is a typical value for a silicon diode? (c) Compare the result of (b) with a numerical value extracted from Fig. 4-21. temperature. Current (μA) 600 500 400 1,000 900 800 700 ויויו-ויויויוי A-25°C -25°C 75°C 300 200 100 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 Voltage (V) FIGURE 4-21 The IV curves of the silicon PN diode shift to lower voltages with increasing
The forward-bias voltage (V) required to maintain a PN diode current (I) is a function of the temperature (T). (a) Derive an expression for SV/ST. (b) What is a typical value for a silicon diode? (c) Compare the result of (b) with a numerical value extracted from Fig. 4-21. temperature. Current (μA) 600 500 400 1,000 900 800 700 ויויו-ויויויוי A-25°C -25°C 75°C 300 200 100 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 Voltage (V) FIGURE 4-21 The IV curves of the silicon PN diode shift to lower voltages with increasing
Chapter59: Motor Startup And Troubleshooting Basics
Section: Chapter Questions
Problem 12SQ: How is a solid-state diode tested? Explain.
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