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Ferrite core Mn-Zn铁氧体材料 EPC型磁芯 EFD 型磁芯 EP 型磁芯 EIF 型磁芯 RM 型磁芯 PQ 型磁芯 EI 型磁芯 EE 型磁芯 ED 型磁芯 ET 型磁芯 FT 型磁芯 UF 型磁芯 UI 型磁芯 CI 型磁芯 H 型磁芯 I 型磁芯 φ 型磁芯 EEC 型磁芯 UYY 型磁芯 UYF 型磁芯	Mn-Zn铁氧体材料物质特征 特征 　 单位 JR2KBF JR2KBF 1 JR2KBF 2 JR2KBF 3 JR3.5K μi Initial Permeability 　 　 2500±25% 2300±25% 2400±25% 1400±25% 3500±25% μa Amplitude permeablility 　 　 3200min 3000min 3000min 　 　 Bs Saturation magnetic fluxdensity 25 o C mT 510 510 510 470 470 100 o C mT 390 390 380 370 370 　 　 (1194A/m) (1194A/m) (1194A/m) (1600A/m) (1194A/m) Br Remanence 25 o C mT 117 95 110 120 120 Hc Coercivity 25 o C A/m 12 14 13 12 12 Pcv Power Loss 25kHz 200mT 25 o C KW/m 3 130 120 　 　 120 100 o C KW/m 3 100 70 　 　 150 100kHz 200mT 25 o C KW/m 3 700 600 600 　 600 100 o C KW/m 3 600 410 300 　 100 500kHz 5 0mT 25 o C KW/m 3 　 　 　 130 　 100 o C KW/m 3 　 　 　 80 　 ρ Electrical resistivity 　 Ω.m 9 6.5 6.5 　 6.5 Tc Curie temperature 　 o C >220 >215 >215 >230 >215 d Density 　 kg/m 3 4.8×10 3 4.8×10 3 4.8×10 3 4.8×10 3 4.8×10 3 Characteristics Unit JR5K JR7K JR10K JR5KS JR7KS JR10KS μi Initial Permeability 　 5500±25% 7500±25% 10000±30% 5300±25% 7500±25% 10000±25% tg δ/μi Relative loss factor ×10 -6 ≤15 (100kHz) ≤7 (100kHz) ≤7 (100kHz) ≤10 (100kHz) ≤30 (100kHz) ≤8 (100kHz) αμr Relative temperature ×10 -6 1/K 0.5～1.5 (20～60 o C) 0.5～2.0 (20～60 o C) -0.5～1.5 (20～60 o C) -0.5～1.5 (20～60 o C) -0.5～2.0 (20～60 o C) -0.5～2.0 (20～60 o C) Bs Saturation magnetic fluxdensity mT 420 400 400 410 410 380 Br Remanence mT 80 90 90 70 80 100 Hc Coercivity A/m 8 10.4 7.2 6 6 4.4 DF Disaccommodation factor 10 -6 ≤3 ≤3 ≤2 ≤3 ≤3 ≤3 ρ Electrical resistivity Ω.m 0.3 0.3 0.15 1.0 0.2 0.2 Tc Curie temperature o C >150 >140 >120 >150 >130 >120 d Density kg/m 3 4.9×10 3 4.9×10 3 4.9×10 3 4.9×10 3 4.9×10 3 4.9×10 3 Characteristics Unit JR5K JR7K JR10K JR5KS JR7KS JR10KS μi Initial Permeability 5500±25% 7500±25% 10000±30% 5300±25% 7500±25% 10000±25% tg δ/μi Relative loss factor ×10 -6 ≤15 (100kHz) ≤7 (100kHz) ≤7 (100kHz) ≤10 (100kHz) ≤30 (100kHz) ≤8 (100kHz) αμr Relative temperature ×10 -6 1/K 0.5～1.5 (20～60 o C) 0.5～2.0 (20～60 o C) -0.5～1.5 (20～60 o C) -0.5～1.5 (20～60 o C) -0.5～2.0 (20～60 o C) -0.5～2.0 (20～60 o C) Bs Saturation magnetic fluxdensity mT 420 400 400 410 410 380 Br Remanence mT 80 90 90 70 80 100 Hc Coercivity A/m 8 10.4 7.2 6 6 4.4 DF Disaccommodation factor 10 -6 ≤3 ≤3 ≤2 ≤3 ≤3 ≤3 ρ Electrical resistivity Ω.m 0.3 0.3 0.15 1.0 0.2 0.2 Tc Curie temperature o C >150 >140 >120 >150 >130 >120 d Density kg/m 3 4.9×10 3 4.9×10 3 4.9×10 3 4.9×10 3 4.9×10 3 4.9× 注Note：① The values were obtained with toroidal cores at room temerature unless otherwise shown. ② JR2KBF、JR2KBF 1 and JR2KBF 2 are the same as the PC30,PC40,PC44 materials. JR2KBH、JR2KBF 2 JR2KBF、JR2KBF,JR2KBF 2 are the same as the HV22,HV45 materials. JRXXS Series is high μi and high impedance material.
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