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620)this.width=620;\" border=\"0\" />
620)this.width=620;\" border=\"0\" />
620)this.width=620;\" border=\"0\" />
620)this.width=620;\" border=\"0\" />
620)this.width=620;\" border=\"0\" />
620)this.width=620;\" border=\"0\" />
620)this.width=620;\" onclick=\"window.open(this.src)\" style=\"cursor:pointer\" alt=\"點(diǎn)擊看大圖\" border=\"0\" />
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本電路是專為5號(hào)、7號(hào)鎘鎳電池充電而設(shè)計(jì)的,具有自動(dòng)充電、恒流充電的特點(diǎn)。電路如圖所示。接通電源后電路即開(kāi)始工作,內(nèi)部計(jì)數(shù)器對(duì)振蕩器進(jìn)行計(jì)數(shù),直到計(jì)數(shù)計(jì)滿后,IC1的⑧腳輸出電平發(fā)生翻轉(zhuǎn)而停止計(jì)數(shù)。如⑩腳M
本電路是專為5號(hào)、7號(hào)鎘鎳電池充電而設(shè)計(jì)的,具有自動(dòng)充電、恒流充電的特點(diǎn)。電路如圖所示。接通電源后電路即開(kāi)始工作,內(nèi)部計(jì)數(shù)器對(duì)振蕩器進(jìn)行計(jì)數(shù),直到計(jì)數(shù)計(jì)滿后,IC1的⑧腳輸出電平發(fā)生翻轉(zhuǎn)而停止計(jì)數(shù)。如⑩腳M