1.1 Calculate the maximum voltage over capacitor C1. Take the forward diode volt drop to be...
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1.1 Calculate the maximum voltage over capacitor C1. Take the forward diode volt drop to be 0,7 V. Determine the volt drop over R3. 1.2 1.3 1.4 1.5 1.6 (3) (2) Determine the width of the zero crossing pulses from OPAMP X1. (4) C2 = 100 nF. Determine the value of R6 to give a linear ramp down to zero between the pulses that discharge C2. (4) Determine the voltage at the non-inverting input of OPAMP X2 that wound provide a delay angle of 90° on the gate of MOSFET Q1. (2) Determine the power dissipated in R18 for a delay angle of 90°. Ignore the diode volt drops. (5) D1 D2 15 V ZS 50 Hz (+) ³ H₁ K D3 D4 10k RI D7 zs C1 500m 12 R2 200 R3 X1 / LMB158 104 RA 1K RS 12k RB Figure 1 R6 XI LM 100m C2 BC 107 Q1 50% 1k VP 1 R9 10- 11 R10 ¡ R LIBS R17 68 n STAT R18 1.1 Calculate the maximum voltage over capacitor C1. Take the forward diode volt drop to be 0,7 V. Determine the volt drop over R3. 1.2 1.3 1.4 1.5 1.6 (3) (2) Determine the width of the zero crossing pulses from OPAMP X1. (4) C2 = 100 nF. Determine the value of R6 to give a linear ramp down to zero between the pulses that discharge C2. (4) Determine the voltage at the non-inverting input of OPAMP X2 that wound provide a delay angle of 90° on the gate of MOSFET Q1. (2) Determine the power dissipated in R18 for a delay angle of 90°. Ignore the diode volt drops. (5) D1 D2 15 V ZS 50 Hz (+) ³ H₁ K D3 D4 10k RI D7 zs C1 500m 12 R2 200 R3 X1 / LMB158 104 RA 1K RS 12k RB Figure 1 R6 XI LM 100m C2 BC 107 Q1 50% 1k VP 1 R9 10- 11 R10 ¡ R LIBS R17 68 n STAT R18
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11 Calculate the maximum voltage over capacitor C1 Take the forward diode volt drop to be 07 V Answer The maximum voltage of capacitor C1 can be calcu... View the full answer
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