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ee481Lecture5

# ee481Lecture5 - .subckt TX 1 2 3 4 5 Params Lp 2 1 10mH Ls1...

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RIT Professor Bowman 1 Lecture 5 Spice Diode Model and Simulation Diode Problem Examples Diode Model Zener Diode Model • PSpice Simulation – Netlist and Output Files – Parameterized Sweeps – Viewing Results Problem Examples

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RIT Professor Bowman 2 Spice Diode Model
RIT Professor Bowman 3 Spice Zener Diode Model

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RIT Professor Bowman 4 Sub-Circuit Model for Zener Diode .SUBCKT zener_diode 1 2 *connections: | | * andode | * cathode Dforward 1 2 1mA_diode Dreverse 2 4 ideal_diode Vz0 4 3 DC 4.9V Rz 1 3 10 * diode model statements .model 1mA_diode D (Is=100pA n=1.679) .model ideal_diode D (Is=100pA n=0.01) .ends zener_diode 1 2 4 3
RIT Professor Bowman 5 Schematic Capture of a Power Supply with a Nominal 5v Output Voltage

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RIT Professor Bowman 6 5V Power Supply Net List Figure 3.53 X_TX1 0 2 3 4 5 TX R_R4 4 0 {Risolation} R_R1 7 6 {R} R_R2 2 1 {Rs} V_Vsin 1 0 SIN 0 169 60 0 0 0 C_C1 4 6 {C} D_D1 3 6 D1N4148 X_Z1 4 7 ZENER_DIODE R_R3 7 4 {Rload} D_D2 5 6 D1N4148 .PARAM Risolation=100E6 Rload=200 R=191 C=520u Rs=0.5
RIT Professor Bowman 7 Transformer Subckt for Non-Linear Transformer with CT Secondary

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Unformatted text preview: .subckt TX 1 2 3 4 5 Params: Lp 2 1 10mH Ls1 3 4 52uH Ls2 4 5 52uH K1 Lp Ls1 0.999 K2 Lp Ls2 0.999 K3 Ls1 Ls2 0.999 .ends TX RIT Professor Bowman 8 Output File • L i b r a r i e s • Analysis Commands • Netlist • Device Models RIT Professor Bowman 9 5V Power Supply Simulation Results RIT Professor Bowman 10 5 V Power Supply Simulated Load Regulation RIT Professor Bowman 11 Schematic Capture of Voltage Doubler RIT Professor Bowman 12 Simulated Response of a Voltage Doubler RIT Professor Bowman 13 Problem Examples • Diode Model - P3.37 • Zener Diode Voltage Regulator – P3.68 • Diode Rectifier – P3.86 RIT Professor Bowman 14 Calculations for the Diode Specification in Rectifier Circuits 2 / 2 1 ( / 2 2 1 ( 2 / 1 ( / 2 1 ( 2 max max r p L D r p L D r p L Davg r p L Davg p r p r V V I i V V I i V V I i V V I i RC T V V RC T V V Π + = Π + = Π + = Π + = = = Half Wave Rectifier Full Wave Rectifier...
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ee481Lecture5 - .subckt TX 1 2 3 4 5 Params Lp 2 1 10mH Ls1...

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