0195136047.pdf

214 THREE-PHASE CIRCUITS AND RESIDENTIAL WIRING However, if the ground conductor is present and properly connected to the chassi ...

4.5 LEARNING OBJECTIVES 215 120 V Metallic chassis − + Unintended connection (wiring fault) (a) B 120 V Load ? Metallic chassis ...

216 THREE-PHASE CIRCUITS AND RESIDENTIAL WIRING SPDT SPDT Travelers 3-way switch #1 3-way switch #2 W B G Figure 4.4.5Three-way ...

4.6 PRACTICAL APPLICATION: A CASE STUDY 217 TABLE 4.6.1Resistance Estimates for Various Skin-Contact Conditions Resistance Condi ...

218 THREE-PHASE CIRCUITS AND RESIDENTIAL WIRING Problems *4.1.1The line-to-line voltage of a balanced wye- connected three-phase ...

PROBLEMS 219 (a) The current taken from the supply and the supply power factor. (b) The total real power in kW supplied by the s ...

220 THREE-PHASE CIRCUITS AND RESIDENTIAL WIRING If the system voltage is 100 V, find the per-phase impedance of the load. In thi ...

PART ELECTRONIC ANALOG AND DIGITAL SYSTEMS TWO ...

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5 Analog Building Blocks and Operational Amplifiers 5.1 The Amplifier Block 5.2 Ideal Operational Amplifier 5.3 Practical Proper ...

224 ANALOG BUILDING BLOCKS AND OPERATIONAL AMPLIFIERS is utilized in order to predict the performance of electronic systems thro ...

5.1 THE AMPLIFIER BLOCK 225 Solution Using the model of Figure 5.1.1(b), we have the circuit configuration shown in Figure E5.1. ...

226 ANALOG BUILDING BLOCKS AND OPERATIONAL AMPLIFIERS By defining thecurrent gain GIto be the ratio of the current throughRLto t ...

5.1 THE AMPLIFIER BLOCK 227 Time average of[v(t)v(t)]= 1 2 Re [ V ̄V ̄∗ ] = ∣ ∣V ̄ ∣ ∣^2 2 The maximum power is derived from a T ...

228 ANALOG BUILDING BLOCKS AND OPERATIONAL AMPLIFIERS R′i=R 1 +Ri The output resistance is the same as the Thévenin resistance s ...

5.2 IDEAL OPERATIONAL AMPLIFIER 229 Solution We have P= ∑^6 n= 1 VnIn whereVnis the voltage at terminalnandInis the current flow ...

230 ANALOG BUILDING BLOCKS AND OPERATIONAL AMPLIFIERS |A | |A | (log scale) |A | − − − − − − − |A −| θA , deg θA θA , deg f, GHz ...

5.2 IDEAL OPERATIONAL AMPLIFIER 231 + − − − + + + − vo = A(vp − vn); A ≥ 105 vd = vp − vn vp − + vn Ground Zo Zi A i Figure 5.2. ...

232 ANALOG BUILDING BLOCKS AND OPERATIONAL AMPLIFIERS the constant region from the high-frequency band for which the open-loop g ...

5.2 IDEAL OPERATIONAL AMPLIFIER 233 EXAMPLE 5.2.1 (a) Consider the circuit of theinverting amplifiershown in Figure E5.2.1(a), i ...