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Sunday, January 4th, 2009 at 14:14 | No comments

Categories: Power Supply

Tags: Power factor

Short Content:    Abstract: The NCP1601 power factor adjustment controller may work in the continuous signal pattern (DCM) and the critical conduction pattern (CRM) under two kind of working patterns. In the article introduced that NCP1601 the structure and the characteristic, narrate its principle of work in detail and give one kind of model application electric circuit.     Key word: Power factor adjustment controller DCM/CRM principle integrated circuit 1 outline The Anson US Semiconductor Company promotes the NCP1601 power factor adjusts (PFC) ...

Sunday, December 28th, 2008 at 19:45 | No comments

Categories: Power Supply

Tags: Power factor

Short Content:     Abstract: Through instead stirred up-like the power factor compensating circuit to explain in the single stage power factor compensating circuit's electromagnetic compatibility question, has analyzed the production mechanism which in the single stage power factor compensating circuit harassed, has given the electromagnetic compatibility the design, finally proposed several other reduction electromagnetic interference method.     Key word: Electromagnetic interference; Electromagnetic compatibility; Power factor adjustment Introduction The electromagnetic compatibility (EMC) is refers to the electronic installation or the system in its ...

Saturday, October 4th, 2008 at 10:28 | No comments

Categories: Power Supply

Tags: Power factor

Short Content:     Abstract: In view of the electrical network to the mains input factor and harmonic content's request, the single stage power factor compensating circuit was already the electric power electron domain research hot spot. Has carried on the analysis to the single stage power factor compensating circuit, simultaneously according to present's input current's overtone standard, has analyzed the single stage power factor compensating circuit's usability.     Key word: Power factor adjustment; Single stage power factor adjustment; Usability Introduction In order ...