Elen224 Chapter 4 figs

Alan Robert Clark

December 9, 2005

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Figure 1: Symbols of npn and pnp Bipolar Junction Transistors

Figure 2: Switching uses of a BJT

Figure 3: Saturated transistor, showing the voltages.

Figure 4: Using a Darlington Pair as a Switch

Figure 5: Saturated pnp transistor.

Figure 6: Complementary pair.

Figure 7: Transistor in active mode.

Figure 8: Biasing network with a single ended supply

Figure 9: Even simpler Biasing, but somewhat problematic.

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