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发明名称
功因校正电路以及相关之投影机
摘要
一种功率因数校正电路,包括一升压转换单元,包括一开关元件以及一电感元件,用以将一整流后的电压转换成一直流输出电压;一调整单元,包括具有正温度系数之一热敏电阻,调整单元用以目前温度与直流输出电压,产生一调整信号;以及一控制单元,用以根据调整信号,控制开关元件之工作周期,藉以调整直流输出电压与整流后的电压间之电压差。
申请公布号
TW200807215
申请公布日期
2008.02.01
申请号
TW095127953
申请日期
2006.07.31
申请人
明基电通股份有限公司
发明人
陈专助
分类号
G05F1/70(2006.01)
主分类号
G05F1/70(2006.01)
代理机构
代理人
洪澄文;颜锦顺
主权项
地址
桃园县龟山乡山莺路157号
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