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±¾ÎĽéÉÜÁËÒ»ÖÖ²ÉÓÃLM317 LM78ϵÁкÍLM79ϵÁÐÎÈѹÆ÷Éè¼Æ¶à·Êä³öÎÈѹµçÔ´µÄ·½·¨£¬Ö÷Òª²ûÊöÈçºÎʹÓÃÒÔÉϼ¯³ÉоƬÍê³É¶ÔÉú»îÖо³£ÒªÓõ½Ð¡¹¦ÂÊÎÈѹµçÔ´µÄÉè¼Æ£¬ÆäÖаüÀ¨²ÎÊýµÄѡȡ¡¢Êµ¼ÊÇé¿ö¶Ôµç·µÄÓ°ÏìµÄ½âÊÍ£¬ÒÔ¼°¶Ô½ñºóÉè¼ÆÍ¬Ààµç·µÄ×ܽᡣÔÚÉè¼Æ¹ý³ÌÖÐÖ÷ÒªÔËÓÃISIS½øÐÐÈí¼þ·ÂÕæ£¬Õ¹ÏÖÁËISISÔÚÓ²¼þÉè¼Æ¹ý³ÌÖеÄÇ¿´ó¹¦ÄÜ¡£
¹Ø¼ü´Ê£ºLMϵÁÐ ÎÈѹµçÔ´ ISIS ¿É±äµçѹ ÕûÁ÷ Â˲¨
Abstract
In the electronic circuit , electronic system and household electrical appliance always need the stability of the dc power supply. But people usually use the 220V ac power in daily life .
Therefore we have to use a dc voltage stabilizer chang the ac into dc. It mainly consists of power transformer ,rectifier bridge filter circuit and voltage circuit of three parts .
This paper introduce a methods that use the LM317 LM318 series voltage stabilizer design more output voltage stabilizer .It mainly explains how to use the above integrated chips in the daily life to realize the power voltage stabilizer design.It includes the selection of parameters,the influence of the actual situation to the circuit of the explanation,and the future design of the same circuit summary.In the design process ISIS is mainly used for software simulation,show the powerful features design
I
of ISIS in process of hardware .
Key words:LM series manostat ISIS variable voltage rectifier filter
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