Linear zinc oxide ceramic resistor, preparation method thereof and circuit board

• Main Authors: LIU DANBING, LI DI, LI WENBO, LI HUIHONG, HU XINXIN, LI ZHIYU, ZHUO ZHIHAO, LI YILIN, HUANG JIAMING, WANG QIANG, YE YUTING, CHEN LIN, ZHU WUZHOU, LIAO YANQUN, CHEN ZHAOWEI, WU SIHENG, WANG YADI, YI YINXIANG
• Format: Patent
• Language: Chinese; English
• Published: 04.07.2023
• Subjects: BASIC ELECTRIC ELEMENTS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS; PRINTED CIRCUITS; RESISTORS

The invention belongs to the technical field of ceramic resistors, and particularly relates to a linear zinc oxide ceramic resistor, a preparation method thereof and a circuit board. In the preparation process of the linear zinc oxide ceramic resistor provided by the invention, direct-current voltage is applied to destroy the formation of a grain boundary barrier in the sintering process, so that the product zinc oxide ceramic resistor has a good linear characteristic, and the linear zinc oxide ceramic resistor is prepared; therefore, the technical problem that the process of preparing the zinc oxide linear ceramic resistor in the prior art is relatively complex is solved. 本申请属于陶瓷电阻技术领域，尤其涉及一种线性氧化锌陶瓷电阻及其制备方法和电路板。本申请提供的线性氧化锌陶瓷电阻的制备过程中施加直流电压，破坏烧结过程中晶界势垒形成，使得产物氧化锌陶瓷电阻具有良好的线性特性，从而制备得到线性氧化锌陶瓷电阻，从而解决现有技术中制备氧化锌线性陶瓷电阻的过程比较复杂的技术问题。