B B1 MAGNETIC MATERIAL + CORES MAGNETIC MATERIAL B1.1 FERROCARIT | FI 415 A highest permeability material optimized for broadband transmission and miniature inductors with high inductance values SYMBOL VALUE UNIT µi 15000 ± 30% 1 tan δ / µ i < 70 10 < 0,6 -6 CONDITIONS Complex permeability 100000 25°C ; <= 10 kHz <= 0,25 mT 10 <= 0,25 mT / mT <=1,5mT to 3mT 25°C ; 16 kHz 415 B 25 °C 70 °C 10000 25°C ; 10 kHz µ`µ`` ηB 25°C ; 0,1 MHz -6 250 A/m mT 70 °C 1000 100°C ; 16 kHz 235 25°C 250 A/m 100 Pv µ` µ`` 10 130 Tc 1 °C Initial permeability µi as a function of temperature T 10 100 f / kHz 1000 10000 Relative loss factor as a function of frequency f 100 30000 25000 tanδ/µ /10-6 µi 20000 15000 10 10000 5000 0 1 -40 -20 0 20 40 60 T / °C 80 100 120 10 140 100 f / kHz Magnetization curves Incremental permeability 500 100000 400 µΔ B / mT 10000 300 200 1000 100 25 °C 100 °C Frequency: 10 kHz Induction: ≤ 0,2 mT 0 100 -50 0 50 100 H / A/m 150 200 250 0,1 1 10 H_ / A/m 131 100