摘要: |
介绍了TOPSWITCH功率器件与功率驱动模块UC3844的工作原理、电气性能、使用方法。用该2种器件分别设计出2台30W电源适配器,对它们的电气性能、电路结构、性价比、可靠性等进行了分析和比较。 |
关键词: 电源适配器 设计 测试 TOPSWITCH 专用集成电路 |
DOI:10.3969/j.issn.1001-893X. |
修订日期:2001-08-20 |
基金项目: |
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Design of Low Voltage Compact Power Adapters |
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Abstract: |
TOPSwitch Power device and current mode PWM controller UC3844 are introduced on operating principles, electric performance and employment roles.Those devices play the roles in two 30W power adapters. Electric index, circuit configuration cost-effectiveness and reliabilities are analysed, tested and compared. |
Key words: Power adapter,Design,Test, |