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本文叙述电视机行输出管D7312C在制造过程中.采用Si-SiO_2-PSG双层介质结构作为金属化前的钝化膜;Si-SiO_2-有机硅双层介质结构作为金属化后的钝化膜;GD406单组份室温硫化硅橡胶作为内涂料保护键压点和芯片表面;最后采用金属壳气密性封装的工艺设计.D7312C的可靠性指标获得了较为满意的结果.
This article describes the television line output pipe D7312C in the manufacturing process using Si-SiO_2-PSG double-layer dielectric structure as the passivation film before metallization; Si-SiO_2-silicone double-layer dielectric structure as a metal passivation film ; GD406 one-component room temperature vulcanized silicone rubber as the key point of the inner coating to protect the chip and the chip surface; Finally, the metal shell hermetic packaging process design.D7312C reliability index obtained more satisfactory results.