free-running frequency

free-running frequency

[¦frē ‚rən·iŋ ‚frē·kwən·sē]
(electronics)
Frequency at which a normally driven oscillator operates in the absence of a driving signal.
References in periodicals archive ?
The IRS2580DS includes a boost converter control circuit operating in critical-conduction free-running frequency mode to provide power factor correction with ultra-low THD.