30 SAMWHA ELECTRONICS Material Characteristics Ni-Zn Material Material SN-01A μiac Initial permeability Relative loss factor 100 ±20% tanδ/μiac ×10 25℃ 52 (1.0MHz) Saturation flux density (1194A/m) Bs mT 25℃ 380 Remanence Br mT 25℃ 300 Coercivity Hc A/m 25℃ 120 -6 Relative temp. factor (20℃∼60℃) αμr ×10 /℃ 5∼10 Curie Temperature Tc ℃ >300 Density d ㎏/㎥ Resistivity ρ ㏁·m -6 5.0×103 25℃ >10 Note : 1) Typical values 2) The values were obtained with toroidal cores(30X8-20H) at room temperature unless indicated otherwise Permeability vs. Frequency Permeability vs. Temperature 800 400 600 Initial permeability, μ iac Complex permeability, μ',μ" 350 400 200 0 μ' 100k μ" 1M 10M 300 250 200 150 100 50 0 100M 0 50 tan δ/μ i vs. Frequency 150 200 250 300 350 Bm vs. Hm 400 10 0 25℃ 350 300 10-1 Bm(mT) Relative loss factor, tan δ/μ i 100 Temperature (℃) Frequency (Hz) 10-2 100℃ 250 200 150 100 10-3 50 10-4 0 100k 1M Frequency (Hz) 10M 0 200 400 600 Hm(A/m) 800 1000 1200