Electronic Design

Step-Down dc-dc Converter Eliminates Ferrite Cores at 50kHz Enabling Power Supply on Chip with One-Cycle Transient

Download this article in PDF format. The groundbreaking PWM-Resonant Ćuk topology could revolutionize the design of non-isolated, step-down dc-dc converters. This new topology provides much ...
EDN

Cracking ferrite cores

I was involved with high-voltage power supplies in which transformers were wound using 3019-sized ferrite cores. Transformer structures were essentially the following: Figure 1 Pot core based ...
Electronic Design

Step-Down dc-dc Converter Eliminates Ferrite Cores at 50kHz Enabling Power Supply on Chip with One-Cycle Transient (.PDF Download)

A new Resonance Scaling Method for non-isolated step-down dc-dc converters discards ferrite cores completely. Virtually all present-day DC-DC converters store DC energy in magnetic devices with ...