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Dexter low loss ferrite makes for efficient transformers

Specialist magnetic and ferrite components supplier
Dexter Magnetics is introducing a new low-loss ferrite material from TDK, featuring low core loss and high saturation flux density, resulting in smaller, higher performance cores for transformers.

The PC47 has a core loss of 250kW/m3 at 100kHz, 200mT, 100°C - significantly lower than previous generation materials - and a saturation flux density of 420mT at 1000A/m, 100°C, which also out-performs PC44 and PC40 ferrite grades.

Because PC47 ferrite maintains its impressive low loss characteristics across a wide frequency range, from 100 to 300kHz, it enables designers to reduce the size of transformers used in switching power supplies, CCFL LCD backlighting, adapters/chargers for notebook PCs and other portable equipment.

Available in EI, EIR, EL, ELT, ER and PQI shapes, PC47 ferrite cores come in all popular sizes. Dexter Magnetics also has many other grades and styles of ferrite core in stock.

A smaller core to out-perform other grades