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Integrated Inductors with Magnetic Materials for On-Chip ... - Hot Chips

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100~480 MHz Switching Regulator<br />

Discrete<br />

<strong>Inductors</strong><br />

V VIN IN =1.2V, V OUT =0.9V, L=6.8nH, F=233MHz<br />

Φ 0<br />

Φ 1<br />

Φ 2<br />

Φ 3<br />

4.3ns<br />

• High frequency<br />

• Hysteretic multi-phase topology 1ns response<br />

• 88% efficiency<br />

Schrom, Gardner, et.al., IEEE PESC 2004 and IEEE VLSI Symp. 2004.

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