Symbols and Definitions  
Mn-Zn  
. A043  
. A05  
. A061(New)  
. A07  
. A10  
. A101  
. A102  
. A12  
. A121  
. A15  
. A151  
. N07(New)  
. N2  
. N4  
. N42  
. N43  
. N5(New)  
. P4  
. P41  
. P42  
. P43  
. P46  
. P47  
. P5  
. P51  
. P52  
. S3  
Ni-Zn  
.K08  
.K10  
.K15(New)  
.K20(New)  
.K081  
.K12  
.B25(New)  
.B30  
.B45  
.B60  
.B90  
.L1(New)  
.L2(New)  
.L3(New)  
.L4(New)  
.L5(New)  
■If you purchase ACME products, which way of paymen will you choose?
Payment Online
Payment via Bank
Payment via Post
Other
 
Home > Products Showroom > Material Characteristics > Mn-Zn >N42
 
  ■Material Characteristics - N42  
     
  Symbol Unit Measuring Conditions Telecom Material
Freq. Flux den. Temp. N2 N4 N42
Initial Permeability μi \     25℃ 4000±25% 2500±25℅ 3800 ± 25%
Relative Loss Factor tanδ/μi *10-6 10KHz <0.25mT 25℃ <5 < 7 <1.5
100kHz <4 < 3 <2.5
Saturation Flux Density Bms mT 10KHz H=1200A/m 25℃ 420 450 530
100℃ 260 320 425
Remanence Brms mT 10KHz H=1200A/m 25℃ 65 90 75
100℃ 70 100 250
Coercivity Hc A/m 10KHz H=1200A/m 25℃ 8 13 7
100℃ 2 11 12
Temperature Factor of Permeability αF *10-6/℃ 10KHz <0.25mT 5℃~25℃ 1.8~2 <1.3 7 ~ 9
25℃~55℃ 0.3~0.5 <1.3 <-4 ~ -2
Hysteresis Material Constant ηB *10-6/mT 10KHz 1.5mT~3.0mT 25℃ <1 <0.6 < 0.3
Curie Temperature Tc 10KHz <0.25mT   > 150 >170 >250
Resistivity ρ Ωm       1.80 7.50 5.00
Density d g/cm3       4.85 4.70 4.90
 
Remark :

Material characteristics are typical for a toroid core.

Product specification will differ from these data due to the influence of geometry and size.

 
  Download N42 pdf document  
 
 
 
© 2002 Acme Electronics Corporation All rights reserved   版權與使用宣告