The operation principle, unite power factor and parameters designing of CIC-CPPFC electronic ballast are explained in detail.
2
在I R 2153外围增加少量元器件，可实现电子镇流器的预热和无灯负载时的保护功能，叙述了其工作原理。
The preheating and lamp removed protection functions of the electric ballast can be implemented by the IR2153 added a few peripheral components and devices, the operation principle is described.
3
简单论述了阻抗变换法的基本原理，并采用此方法设计了荧光灯电子镇流器输出网络以及各段运行频率。
The paper describes the principle of impedance transforming. The output network of a ballast and the frequency for each step are designed with this method.
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