三极管并联使用的分析

Analysis of transistor used in parallel

从目前空调实际应用的角度,分析了ULN2003驱动电路两路并联运行时可能造成电流不均衡的各种因素。介绍了选择三极管并联运行的思路和原则,提出了保证三极管并联可靠运行的设计方法。

From the perspective of the current actual air-conditioning applications, and analyzes the current may cause uneven ULN2003 driver circuit when two parallel variety of factors. Select transistor parallel operation introduced ideas and principles of design method to ensure reliable operation of the transistor in parallel.