Prof. Gabriel A. Rincón-Mora, Ph.D.

Georgia Institute of Technology

SPICE Page


Downloads:
  • LTSPICE | Manual
  • PSPICE Student Evaluation | Manual
  • MacSpice
  • Lib.txt: Model Library (needed for some simulations)

    SPICE Code: Save as *.cir file & open with SPICE software

    Jump-To Links:
    Diodes & BJTs | JFETs & MOSFETs| Frequency Response
    Diode Circuits | Amplifiers | Comparators | Linear Regulators | Oscillators | Digital Blocks
    Switched Inductors | Power Losses | Feedback Control | PWM Loops | Peak/Valley Loops | Misc. Blocks

    Diodes & BJTs
  • Diode: I-V Curve
  • Diode: Capacitance
  • Diode: Reverse Recovery
  • NPN BJT: I-V Curves
  • PNP BJT: I-V Curves
  • NPN BJT: Capacitance
  • NPN BJT: Diode Connection

    JFETs & MOSFETs
  • NJFET: I-V Curves
  • PJFET: I-V Curves
  • NMOSFET: N-Channel Resistor
  • NMOSFET: Body Effect
  • NMOSFET: I-V Curves
  • PMOSFET: P-Channel Resistor
  • PMOSFET: I-V Curves
  • NMOSFET: Capacitance in Saturated Inversion
  • NMOSFET: Diode Action

    Frequency Response
  • Shunt Capacitor
  • Coupling Capacitor
  • Bypass Capacitor
  • Cross-Amp Capacitor
  • Shunt Inductor
  • Coupling Inductor
  • Capacitive Band-Pass Filter
  • Current-Sourced LC
  • Voltage-Sourced LC
  • Switched Inductor: Duty-Cycled CCM Model
  • Switched Inductor: Buck CCM Model
  • Switched Inductor: DCM Model

    Diode Circuits
  • Diode Logic
  • Diode Clamp
  • Full-Bridge Peak Detector

    Amplifiers
  • Non-Inverting Op Amp
  • Dual-Mode Op Amp
  • Non-Inverting Op-Amp Filter
  • Resistor-Biased NPN Stage
  • Resistor-Biased NPN CB
  • Resistor-Biased NPN CC Follower
  • Resistor-Biased NPN CE
  • Mirror-Biased PMOS CD Follower
  • Resistor-Biased NPN Cascode CE
  • Resistor-Biased Cascade Amp
  • PNP Mirror
  • PMOS Diff. Pair
  • Cascade Diff. Amp
  • PMOS-Input Diff. Stage
  • NMOS-Input Diff. Stage
  • NMOS-Input Cross-Coupled-Mirror Diff. Stage
  • PMOS-Input Folded Cascode
  • NMOS-Input Folded Cascode
  • NMOS-Input Rev-Cascode-Fold Amp
  • NMOS-Input Mirror-Folded Amp
  • NMOS-Input A-CS Op Amp
  • NMOS-Input AB-CD Folded-Cascode Op Amp
  • NMOS-Input Mirror-Folded AB-CD Op Amp
  • NMOS-Input Mirror-Folded AB-CS Op Amp

    Comparators
  • Comparator: Model
  • Three-Input Comparator: Model
  • Hysteretic Comparator: Temporal Model
  • Three-Input Hysteretic Comparator: Temporal Model
  • PMOS-Input 20-ns Comparator
  • NMOS-Input Hysteretic Comparator
  • PMOS-Input Gate-Coupled Comparator
  • Class-A NMOS Inverter
  • Low-Side Gate-Coupled Comparator

    Linear Regulators
  • Block-Level PMOS LDO
  • Block-Level NMOS HDO

    Oscillators
  • Ideal RC-Divider Phase-Shift Oscillator
  • Op-Amp RC-Divider Phase-Shift Oscillator
  • Op-Amp RC-Ladder Phase-Shift Oscillator
  • CS RC-Ladder Phase-Shift Oscillator
  • RC-Delay Relaxation Oscillator with Hyst. Inv.
  • NPN 1-Shot-Delay Relaxation Oscillator
  • L-Tapped CE Diff-Pair LC Oscillator
  • C-Tapped CE LC Oscillator
  • Sawtooth CP Relaxation Oscillator
  • Sawtooth CP:SR Relaxation Oscillator

    Digital Blocks
  • 1-V Push-Pull Inverter
  • Push-Pull CMOS Inverter
  • Hysteretic Push-Pull CMOS Inverter
  • Push-Pull CMOS NOR Gate
  • Push-Pull CMOS NAND Gate
  • 1-V Temporal Set-Dominant SR Latch
  • Cross-Coupled CE Latch
  • Cross-Coupled CE One-Shot
  • Clocked:SR Sawtooth Generator

    Switched Inductors
  • Ideal Buck-Boost in CCM
  • Asynchronous Buck-Boost in CCM
  • Forward Recovery: Drain Ground Diode
  • Reverse Recovery: Output Drain Diode
  • Asynchronous Buck-Boost in DCM
  • Synchronous Buck-Boost in CCM
  • Synchronous Buck-Boost with Negative Conduction
  • Ideal Buck in CCM
  • Asynchronous Buck in CCM
  • Asynchronous Buck in DCM
  • Synchronous Buck in CCM
  • Synchronous Buck with Negative Conduction
  • Ideal Boost in CCM
  • Asynchronous Boost in CCM
  • Asynchronous Boost in DCM
  • Synchronous Boost in CCM
  • Synchronous Boost with Negative Conduction
  • Ideal Inverting Buck-Boost in CCM
  • Asynchronous Inverting Buck-Boost in CCM
  • Asynchronous Inverting Buck-Boost in DCM
  • Synchronous Inverting Buck-Boost in CCM
  • Synchronous Inverting Buck-Boost with Negative Conduction
  • Loaded Transformer
  • Ideal Flyback in CCM
  • Asynchronous Flyback in CCM
  • Asynchronous Flyback in DCM
  • Synchronous Flyback in CCM
  • Synchronous Flyback with Negative Conduction

    Power Losses
  • Ideal Buck-Boost with RL in CCM
  • Ideal Buck-Boost with REG in CCM
  • Ideal Boost with RC in CCM
  • Ideal Buck with RC in CCM
  • Ideal Boost with RL in DCM
  • Ideal Boost with RC in DCM
  • Ideal Synchronous Boost with Dead Time in CCM
  • Ideal Synchronous Buck with Dead Time in DCM
  • I-V Overlap Loss when MEG Closes without Reverse Recovery
  • I-V Overlap Loss when MEG Opens
  • I-V Overlap Loss when MEG Closes & VTP0 is -400 mV
  • I-V Overlap Loss when MEI Closes without Reverse Recovery
  • Synchronous Boost with Dead Time, MEG, & MEG's Driver in CCM
  • Synchronous Buck-Boost with Dead Time & MEG in CCM
  • Synchronous Boost with Dead Time & MEG's Optimal Driver in CCM

    Feedback Control
  • Non-Inverting Op Amp
  • Inverting Op Amp
  • Type-III OTA
  • Type-III Non-Inverting Feedback Translation
  • Type-III Inverting Feedback Translation
  • Type-III Non-Inverting Mixed Translation
  • Type-III Inverting Mixed Translation
  • Type-I CCM Stabilization with Inv. Mixed Translation
  • Type-III CCM Stabilization with Inv. Mixed Translation
  • Type-I Current-Mode Stabilization with an OTA
  • Type-I DCM Stabilization with an OTA
  • Type-I Stabilization for Current Loop
  • Type-II Stab. for Current Loop w/ Inv. Mixed Trans.
  • Type-I DCM Stabilization with Inv. Mixed Translation

    PWM Loops
  • Error-Amp Model
  • Sawtooth Pulse-Width Modulator
  • Inverting Sawtooth Pulse-Width Modulator
  • Triangular Pulse-Width Modulator
  • Type-II Bucking PWM Charger Freq. Resp.
  • Type-II Bucking PWM Charger
  • Type-II Buck-Boost PWM iL Loop
  • Type-I Boost PWM Charger in DCM Freq. Resp.
  • Type-I Boost PWM Charger in DCM
  • Type-III Bucking PWM vO Regulator Freq. Resp.
  • Type-III Bucking PWM vO Regulator
  • Type-I Boosting PWM vO Regulator Freq. Resp.
  • Type-I Boosting PWM vO Regulator
  • Type-I Boost PWM vO Regulator in DCM Freq. Resp.
  • Type-I Boost PWM vO Regulator in DCM
  • Type-III Bucking PWM Current-Mode vO Regulator Freq. Resp.
  • Type-III Bucking PWM Current-Mode vO Regulator
  • Contracted PWM Buck Charger Freq. Resp.
  • Contracted PWM Buck Charger
  • Contracted PWM Buck vO Regulator Freq. Resp.
  • Contracted PWM Buck vO Regulator
  • Contracted PWM Current-Mode vO Regulator Buck Freq. Resp.
  • Contracted PWM Current-Mode vO Regulator Buck
  • Contracted Load-Compensated PWM Current-Mode vO Regulator Buck
  • Asynchronous Boost dL Boundaries in CCM
  • Synchronous Buck dL Boundary in DCM

    Peak/Valley Loops
  • Hysteretic Buck-Boost iL Loop
  • Constant On-Time Valley Buck iL Loop
  • Constant Off-Time Peak Boost iL Loop
  • Slope-Compensated Clocked Peak Boost iL Loop
  • Constant On-Time Valley vO Buck
  • Resistive Constant Off-Time Peak-Controlled vO Buck
  • Constant Off-Time Peak vO Buck
  • Constant-Period Peak vO Buck
  • Capacitive Hysteretic Buck vO Regulator
  • Capacitive V-Squared Hysteretic vO Buck
  • Constant Off-Time Peak-Controlled iO Boost
  • Hysteretic Buck-Boost vO Regulator
  • Contracted Hysteretic Buck
  • Contracted Hysteretic Boost vO Regulator
  • Buck-Boost dL Boundary in CCM
  • Synchronous Buck dL Limit in DCM

    Misc. Blocks
  • Phase-Saving Voltage Divider
  • Voltage-Dividing Error Amplifier
  • Buck-Boost: Low-Pass Filtered RL Current Sensor
  • Buck-Boost: Bypass-Filtered RL Current Sensor
  • Asymmetric Delay Block
  • Clocked Sawtooth Generator
  • Sawtooth Oscillator
  • One-Shot Sawtooth Oscillator
  • 6-Stage Gate Driver
  • 3-Stage Gate Driver
  • Buck: Ring Suppressor
  • Buck-Boost in Shutdown
  • Buck in Shutdown
  • Boost in Shutdown

  • Acrobat Reader