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2021 Microchip Technology Inc. and its subsidiaries

DS20006623A-page 9

MIC4680

2.2

Bode Plots

The following bode plots show that the MIC4680 is stable over all conditions using a 68 μF inductor (L) and a 220 μF

FIGURE 2-16:

No-Load Stability, Phase

Margin = 106°.

FIGURE 2-17:

Full-Load Stability, Phase

Margin = 114°.

FIGURE 2-18:

No-Load Stability, Phase

Margin = 117°.

FIGURE 2-19:

Full-Load Stability, Phase

Margin = 69°.

FIGURE 2-20:

No-Load Stability, Phase

Margin = 125°.

FIGURE 2-21:

Full-Load Stability, Phase

Margin = 71°.