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功能描述LM2623是一款高效通用的,在非常宽的负载范围内具有良好的效率蓄电池升压型DC-DC开关稳压电源-极低的输出电压纹波供电和低输入电压系统。它接受体积小,VSSOP-8封装(输入电压占0.8
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LM2623是国家半导体公司生产的一款单片升压式DC-DC变换器。该器件包括LM2623和LM2623A两种型号,它们的不同之处在LM2623 是标准型号产品,输出电流
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`3.7V电池用LM2623升压到8.7V,再用lm7805芯片降压到5V,现在遇到的问题是,插上电池后芯片和电感发热,lm7805不能焊到PCB上,焊了以后插电池几十秒,电感就烫手,
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将0.5V到1V的电压升到4.5V到5V的dcdc升压芯片,除了LM2623,tps61200这一系列的芯片外,还有没有其他的芯片,要功耗比较低的
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IEC TR61400-24 datasheet pdf
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