搜索 - 科创

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引用第1楼孤独的酒精灯于2012-02-09 19:24发表的回楼主(lklh222) 的帖子 :请问所用过氧化氢的浓度是多少？这个配方中BPEA和TCPO难找啊…… 过氧化氢的浓度并不关键，浓度...

根据楼主上传的波形图分析，问题应该是这个替代的开关没有in-rush current limit。电压上升时间新物料是150us，原物料是2500us。现在比较好的USB load switch都有i...

tg不少頻道都說了gfw阻斷了國際出口的tcp433 進不去也出不開我這裡大約昨天0:33-0:40之間開始 1:52結束Apple服務 cloudflare都不能用據推算是有人配置錯地址了

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