WOLFRAM SYSTEMMODELER

LCOscillator

LC oscillator

Diagram

Wolfram Language

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SystemModel["Modelica.Electrical.Analog.Examples.OpAmps.LCOscillator"]
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Information

This information is part of the Modelica Standard Library maintained by the Modelica Association.

This is an LC oscillator according to:

U. Tietze and C. Schenk, Halbleiter-Schaltungstechnik (German), 11th edition, Springer 1999, Chapter 14.1

Parameters (9)

VAmp

Value: 10

Type: Voltage (V)

Description: Amplitude of output

f

Value: 1000

Type: Frequency (Hz)

Description: Desired frequency

A

Value: 1.001

Type: Real

Description: Amplification constant: A > 1 amplification, A = 1 pure sinusoidal oscillation, A < 0 damping

L

Value: 0.001

Type: Inductance (H)

Description: Arbitrary inductance > 0

C

Value: 1 / ((2 * pi * f) ^ 2 * L)

Type: Capacitance (F)

Description: Calculated capacitance to reach frequency f

R

Value: 10000.0

Type: Resistance (Ω)

Description: Damping resistance

R1

Value: 10000.0

Type: Resistance (Ω)

Description: Arbitrary high resistance

R2

Value: (A - 1) * R1

Type: Resistance (Ω)

Description: Calculated resistance to reach amplification A

gamma

Value: (1 - A) / (2 * R * C)

Type: Real

Description: Calculated characteristical parameter

Components (8)

ground

Type: Ground

opAmp

Type: IdealizedOpAmpLimted

r

Type: Resistor

r2

Type: Resistor

r1

Type: Resistor

c

Type: Capacitor

l

Type: Inductor

vOut

Type: VoltageSensor