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Quick Start Guide
Here’s a source of circuits from today’s application notes, data sheets and textbooks. Use the collection anyway that works for you:
If you're new to SPICE, the RC Low-Pass Filter is a great place to start.
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NEW SERIES!
SOLVE 10 OP AMP DESIGN ISSUES w/ CUSTOM SPICE MODELS
Series created using LTSPICE schematics.
Check out these short topics - Solve 10 Design Issues!.
OP AMP APPLICATIONS
Programmable Gain Amplifier (PGA)
Op Amp Triangle Wave Generator
RC Low-Pass Filter with Op Amp Buffer (Single-Pole)
Sallen-Key Low-Pass Filter (Double-Pole)
Op Amp Comparator with Hysteresis
Single-Supply AC Inverting Amplifier
GENERAL CIRCUITS & MODELS
Common Emitter Transistor Amplifier
Voltage Regulator w/ Series-Pass Transistor
Transistor Differential Amplifier
OP AMP BASICS
Voltage Follower New Topic!
I-to-V (Transimpedance) Amplifier
Basic Diode Limiter New Topic!
Quick Intro to the Basic Op Amp SPICE Model
Input Offset Voltage Adjustment
SWITCHED-CAPACITOR CIRCUITS
GUITAR / MUSIC EFFECTS
Phase Shifter Series
All-Pass Filter using an Op Amp
JFET Variable Resistor and Attenuator
Guitar Effects - Phase Shifter
Graphic Equalizer Series
Part 1 Band Cut and Boost - Series LCR
Part 2 Cut / Boost - Single Pot
Part 3 Band Cut / Boost - Series LCR + Pot
Part 4 Simulated L and Graphic EQ
SENSORS INSTRUMENTATION
Sensor Bridge with Current Bias
Instrumentation Amp (3 Op Amp)
OP AMP MODELLING
Intermediate (Boyle) Op Amp Model
Op Amp Builder - Generate Custom SPICE Netlists
Level2 - add Slew, V/I limit, 2nd/3rd poles
Advanced Functions
Add 2nd and 3rd Poles - Improved Step Response
Alternative Methods
JAVASCRIPT CALC
Circuit design collection - JavaScript/HTML
Op Amp Diff Amp - Find Signal and Common-Mode Gains.
Calc Op Amp Gain and Resistor Values.
Create a capacitor SPICE model.
Draw a rectangle on the canvas.
Draw a sine wave on the canvas.
Convert ratio, %, ppm, dB and bits to other units.
Op Amp Bandwidth versus Configuration.
EXCEL / VBA TOPICS
SPECIAL TOPICS
Create custom random functions for Monte Carlo Analysis using Excel and LTSPICE
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