现代物业·新建设
現代物業·新建設
현대물업·신건설
Modern Property Management
2013年
12期
70-73
,共4页
MIC29151%AT89S52%直流稳压电源%漏电保护
MIC29151%AT89S52%直流穩壓電源%漏電保護
MIC29151%AT89S52%직류은압전원%루전보호
MIC29151%AT89S52%DC regulated power supply%electric leakage protection
本系统直流稳压电源部分以MIC29151为核心稳压器,由AT89S52控制 ADC0809采样,通过1602液晶屏实时显示输出功率;漏电保护装置由仪表放大器AD623、电压比较器LM2901和CD4013双D触发器控制继电器开关实现漏电保护。该系统可以稳定和精确地输出5V电压,额定电流1A,输入电压为7~25V时,输出电压调整率为0.132%,输入电压为5.5~7V时,输出电压为5±0.05V,固定7V输入电压时,负载调整率为0.032%,是一种理想的直流稳压电源解决方案。
本繫統直流穩壓電源部分以MIC29151為覈心穩壓器,由AT89S52控製 ADC0809採樣,通過1602液晶屏實時顯示輸齣功率;漏電保護裝置由儀錶放大器AD623、電壓比較器LM2901和CD4013雙D觸髮器控製繼電器開關實現漏電保護。該繫統可以穩定和精確地輸齣5V電壓,額定電流1A,輸入電壓為7~25V時,輸齣電壓調整率為0.132%,輸入電壓為5.5~7V時,輸齣電壓為5±0.05V,固定7V輸入電壓時,負載調整率為0.032%,是一種理想的直流穩壓電源解決方案。
본계통직류은압전원부분이MIC29151위핵심은압기,유AT89S52공제 ADC0809채양,통과1602액정병실시현시수출공솔;루전보호장치유의표방대기AD623、전압비교기LM2901화CD4013쌍D촉발기공제계전기개관실현루전보호。해계통가이은정화정학지수출5V전압,액정전류1A,수입전압위7~25V시,수출전압조정솔위0.132%,수입전압위5.5~7V시,수출전압위5±0.05V,고정7V수입전압시,부재조정솔위0.032%,시일충이상적직류은압전원해결방안。
The system DC power supply section to the core regulator MIC29151 by AT89S52 ADC0809 sampling control through 1602 LCD real-time display output power; leakage protection device consists of instrumentation amplifier AD623, LM2901 and CD4013 dual D lfip-lfop control relay switch to achieve leakage protection. The system can be stable and accurate output voltage of 5V, Current Rating 1A, 7-25V input voltage, the output voltage adjustment rate of 0.132%, the input voltage is 5.5-7V, the output voltage is 5±0.05V, ifxed 7V input voltage, load regulation of 0.032%, is an ideal DC power supply solutions.