Magnetic ICs based on thin film magnetoresistors and the possibility of their use in control and automation systems

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Zelenograd Nanotechnology Center (ZNTC) has developed and produced a number of ICs based on thin film anisotropic magnetoresistive converters. The article discusses the possibilities of their use in civil engineering.

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作者简介

A. Yurov

АО «ЗНТЦ»

编辑信件的主要联系方式.
Email: yurov@zntc.ru

руководитель группы

俄罗斯联邦

V. Polevikov

АО «ЗНТЦ»

Email: polevikov@zntc.ru

директор дизайн-центра

俄罗斯联邦

A. Fedina

АО «ЗНТЦ»

Email: fedina@zntc.ru

инженер

俄罗斯联邦

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2. Fig. 1. AMR-converter with even transfer characteristic: a - structure and principle of operation; b - transfer characteristic of AMR-converter; c - topology of AMR-converter consisting of four magnetoresistors connected in the Wheatstone bridge circuit

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3. Fig. 2. AMR-converter with odd transfer characteristic: a - structure and principle of operation; b - transfer characteristic of the converter with sensitivity 3,0 mV/V/kA/m (solid line; w = 10 μm, a = 15 μm, s = 6 μm) and 9,0 mV/V/kA/m (dashed line; w = 40 μm, a = 6 μm, s = 6 μm); c - topology of AMR-converter

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4. Fig. 3. Microcircuit K1382PP02 (K1382CHP01) in metal-plastic case 4303.8

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5. Fig. 4. Microcircuit K1382ChE01T in metal-plastic case 4307.16-1

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6. Fig. 5. Transfer characteristic of the microcircuit K1382ChP01, Upit = 5 V

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7. Fig. 6. Dependence of the output voltage of the K1382HX065 chip on the angle of rotation of the magnetic field

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8. Fig. 7. Microcircuit with AMR converter on the PCB conductor

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9. Fig. 8. Steering wheel angle sensor

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版权所有 © Yurov A., Polevikov V., Fedina A., 2024