机构地区: 南方医科大学生物医学工程学院生物医学工程系
出 处: 《中国医疗器械杂志》 2005年第5期343-345,共3页
摘 要: 介绍高频X线机中逆变器的原理,分析了其主要组成,最后给出一种基于SG3525脉宽调制芯片实现闭环稳压控制方案。实验结果表明该方案的有效、实用。 This paper introduces the principle of invert transformer of high frequency X-ray machine, and analyzes its main constitution. Meanwhile, a scheme based on SG3525 for closed loop voltage regulation is given. The experimental result testifyies its efficiency and utility.