This document reports on the modeling of a magnetic core component. It provides the part number, manufacturer, and descriptions of the Pspice model used to simulate the hysteresis curve characteristics. Simulation results are presented and compared to measurement data in a table, with most errors under 5%.

1. Device Modeling Report
COMPONENTS:MAGNETIC CORE
PART NUMBER:3C91
MANUFACTURER:FERROXCUBE
Bee Technologies Inc.
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004

2. MAGNETIC CORE
Pspice model
Model description
parameter
A thermal energy parameter
K domain anisotropy parameter
C domain flexing parameter
MS magnetization saturation
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004

3. Hysteresis Curve Characteristics
Evaluation Circuit
Simulation result
Simulation
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004

4. Simulation result
Simulation
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004

5. Comparison Table
B(mT) B(mT)
H(A/m) %Error
Measurement Simulation
13 248 259.053 4.457
25 315 306.828 2.594
50 395 358.315 9.287
100 425 408.372 3.912
150 440 417.994 5.001
200 445 427.615 3.907
250 445 437.137 1.767
100 352 320.495 8.950
150 360 354.956 1.401
200 385 378.997 1.559
250 385 396.706 3.041
All Rights Reserved Copyright (c) Bee Technologies Inc. 2004