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精密电阻器，由Precisionresistance翻译而来，简称精密电阻。普通电阻器区别高精密电阻器的主要依据为阻值误差大小，阻值大小，温度系数的大小。精密贴片电阻是高密度陶瓷基板上运用真空蒸镀和真空溅镀技术来生成电阻膜层，利用光蚀刻技术来精确修正要求阻值。阻值误差小，温度系数小，超高精度，超低温度变化率(低温漂/飘/低TCR)，体积小，重量轻，多种尺寸可选，阻值范围宽，性能稳定，可靠性高，高频特性优越，适应回流焊与波峰焊，装配成本低，并与自动装贴设备匹配等特点。提供客户定制化的服务，可以依照您的需求来订制。如：非标准阻值电阻，超高精度电阻，TCR特殊要求偏正或偏负，提升功率等服务。