Calculation of self- and mutual impedances in planar sandwich inductors

IEEE Transactions on Magnetics

Volumn 33, Issue 3, 1997, Pages 2282-2290

  Hurley, William Gerard ^a   Duffy, Maeve C ^a  

^a NATIONAL UNIVERSITY OF IRELAND   (Ireland)

Author keywords

Eddy currents; High frequency circuits; Multilayer inductors; Planar magnetics; Spiral coils; Thick film inductors; Thin film inductors

Indexed keywords

COMPUTER SIMULATION; ELECTRIC COILS; ELECTRIC IMPEDANCE; ELECTROMAGNETISM; FINITE ELEMENT METHOD; MATHEMATICAL MODELS; MAXWELL EQUATIONS; THICK FILMS;

HIGH-FREQUENCY CIRCUITS; MULTILAYER INDUCTORS; PLANAR;

ELECTRIC INDUCTORS;

EID: 0031140435     PISSN: 00189464     EISSN: None     Source Type: Journal    
DOI: 10.1109/20.573844     Document Type: Article

References (14)

1. K. Yamaguchi, S. Ohnuma, T. Imagawa, J. Toriu, H. Matsuki, and K. Murakami, "Characteristics of a thin-film microtransformer with circular spiral coils," IEEE Trans. Magn., vol. 29, no. 5, pp. 2232-2237, Sept. 1993.
2. M. Yamaguchi, S. Arakawa, H. Ohzeki, Y. Hayashi, and K. I. Arai, "Characteristics and analysis of a thin-film inductor with closed magnetic circuit structure," IEEE Trans. Magn., vol. 28, no. 5, pp. 3015-3017, Sept. 1992.
3. M. Mino, T. Yachi, A. Tago, K. Yanagisawa, and K. Sakakibara, "A new planar microtransformer for use in micro-switching converters," IEEE Trans. Magn., vol. 28, no. 4, pp. 1969-1973, July 1992.
4. T. Sato, M. Hasegawa, T. Mizoguchi, and M. Sahashi, "Study of high power planar inductor," IEEE Trans. Magn., vol. 27, no. 6, pp. 5277-5279, Nov. 1991.
5. W. G. Hurley and M. C. Duffy, "Calculation of self and mutual impedances in planar magnetic structures," IEEE Trans. Magn., vol. 31, no. 4, pp. 2416-2422, July 1995.
6. W. A. Roshen, "Effect of finite thickness of magnetic substrate on planar inductors," IEEE Trans. Magn., vol. 26, no. 1, pp. 270-275, Jan. 1990.
7. _, "Analysis of planar sandwich inductors by current images," IEEE Trans. Magn., vol. 26, no. 5, pp. 2880-2887, Sept. 1990.
8. F. W. Grover, Inductance Calculations: Working Formulas and Tables. New York: Dover, 1946.
9. User's Manual, Matlab, version 4.0, The MathWorks, Inc., Feb. 1993.
10. User's Manual Maxwell 2D Field Simulator, version 4.33, Ansoft Corporation, Sept. 1991.
11. T. Yamaguchi, I. Sasada, and K. Harada, "Mechanism of conductive losses in a sandwich-structured planar inductor," IEEE Translation Jour. Magn. Japan, vol. 8, no. 3, pp 182-186, Mar. 1993.
12. J. A. Ferreira, "Improved analytical modeling of conductive losses in magnetic components," IEEE Trans. Power Electron., vol. 9, no. 1, pp. 127-131, Jan. 1994.
13. P. Morse, H. Feshback, Methods of Theoretical Physics. New York: McGraw-Hill, 1953, Pt. 1 ch. 6.
14. J. A. Tegopoulos and E. E. Kriezis, Eddy Currents in Linear Conducting Media. Amsterdam: Elsevier, 1985, ch. 5.