Page 5 · Can ten independent VRM phases acquire uniform interleaving?

10 × 400 kHz · 12 V → nominal 1 V / 40 A · identical buck legs and natural clocks · actual switched ngspice output
Speed 0 ms
Native Vout RMS · feedback
—
Native phase-gap error
—
Late feedback vs fixed starts
—

Ten moving phases · 36° target spacing

Native feedback phasesNative fixed-start phasesWhite rings: theoretical uniform spacing (rotationally equivalent)

Native switching-cycle Vout RMS vs time

FeedbackFixed startNative uniformly spaced reference

Native final Vout waveform · last 40 µs

Same native physical time window for both independent cases. Scope values are saved ngspice samples, not computed waveforms.