Performance characteristics

Having low coercivity and a high rectangularity ratio.
High saturation magnetic flux density Bs enables miniaturization of magnetic cores and devices.
Higher Curie temperature Tc, with better temperature stability (-40℃~120℃)
High cost performance

Application areas

Magnetic Amplifier-Based Switching Power Supply
Peak suppressor
Current and Leakage Current Sensor

Basic Material Parameters

	Fe-based nanocrystals
Saturation magnetic flux density Bs(T)	1.20
Curie temperature Tc (℃)	570
Maximum permeability µ _m	≥1500000
Rectangle ratio Br/Bs	≥85%
Coercive force Hc (A/m)	≤1.0
Loss P50KHz/0.4T (W/Kg)	≤110
Density g/cm³ ³	7.3

Characteristic curve

DC Hysteresis Loop

SYJ1XN Loss Curve

Common Product Specifications

Grade Specifications	Magnetic core size Inner diameter × outer diameter × height (mm)	External dimensions Inner diameter × outer diameter × height (mm)	Effective cross-sectional area (cm ²)	Average magnetic path length (cm)	Note
SYJ1XN 070403C	4 × 7 × 3	3.2 × 9.2 × 4.8	0.0338	1.88	Protective case
SYJ1XN 080505C	4.5 × 8 × 5.0	3.5 × 9 × 7.2	0.065	1.96	Protective case
SYJ1XN 100705C	6.5 × 10 × 4.5	5.1 × 11.3 × 6.6	0.059	2.59	Protective case
SYJ1XN 141005C	10×14×5	8.8 × 15.9 × 7.2	0.075	3.76	Protective case
SYJ1XN 181205C	12×18×4.5	10.8 × 19.8 × 6.6	0.1	4.71	Protective case
SYJ1XN 120805C	8×12×4.5	6.7 × 13.9 × 6.6	0.07	3.14	Protective case
SYJ1XN 151303C	13.2 × 14.8 × 3.2	11.1 × 16.7 × 5.1	0.02	4.4	Protective case
SYJ1XN 211405C	14×21×4.5	12.8 × 22.8 × 6.6	0.123	5.5	Protective case
SYJ1XN 181703C	16.5 × 18.4 × 3.2	14.8 × 24.2 × 5.5	0.0237	5.48	Protective case
SYJ1XN 282603C-02	26 × 28 × 3.2	24.4 × 31 × 5.8	0.025	8.48	Protective case
SYJ1XN 514305P	43 × 51 × 5.0	42 × 52.5 × 6.5	0.156	14.76	Protective case
SYJ1XN 655705P	57 × 65 × 5.0	56 × 67 × 6.5	0.156	19.15	Protective case

Nanocrystalline Saturable Core (SYJ1XN)

● Low coercivity and high rectangularity ratio ● High saturation magnetization Bs, enabling miniaturization of magnetic cores and devices ● Higher Curie temperature Tc, offering superior thermal stability (-40℃~120℃) ● High cost-effectiveness