[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

运放静态电流须与原电路供电能力匹配:OPA627单声道静态电流约7mA,THS4631高达9.5mA以上,在便携设备(如国砖/USB声卡)上盲目替换高电流运放会导致供电不足、发热大甚至保护关机,便携设备建议选静态电流<5mA的低功耗型号如OPA2277、MUSES8920

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