基于Multisim的激光线性电源设计

The design of linear laser power source based on Multisim

目的介绍一种简单的供激光管工作的激光线性电源的设计。方法通过升压变压器、倍压整流电路、分压电路以及调整电路的组合来实现。结果能使激光管启辉并正常工作，并且能够实现工作电流4．5～7mA范围内的调节。结论该方案实现了激光线性电源的低成本、低纹波、电路简单可靠等特点，具有较好的应用价值。

Aim The design of one simple laser linear power source which is used for the work of the laser tube is introduced. Methods The project is realized by boosting transformer, voltage doubling rectifying circuit, voltage division circuit as well as voltage regulation circuit. Results The combination of the circuits mentioned above can make the laser tube be lighted and work normally, which also can realize the regulation of the operating current range of 4.5-7 ma. Conclusion The advantages of this approach are low cost, low ripple, simple circuit, high reliability and so on, so the design is of great value in application.