Unverified75% confidenceTradeoffTime unknown
无线充电功率与发热是权衡关系:15W磁吸充电时机身温度显著高于7.5W,长时间高温会触发手机降速充电,实际未必比7.5W快很多,且加速电池老化
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75%
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Long-term
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Unverified无线充电功率越高发热越明显,长期高温会加速手机电池老化,夜间床头充电场景建议选7.5-10W的温和档位而非追求15W91% similarUnverified无线充电功率越高发热越大,长期高温会加速手机电池老化;对于床头/办公室过夜慢充场景,5-7.5W反而比15W更护电池89% similarUnverified无线磁吸充电边充边发热严重,会触发手机温控降速,实测持续磁吸充电时机身温度可达40℃以上,长时间充电反而慢于有线,急用时优先接线充87% similarUnverified无线充电效率普遍只有60%-70%,充电时线圈发热明显,10W以上机型必须带主动散热(风扇)或金属导热片,否则手机会因高温触发降速保护86% similarUnverified无线充电效率越高发热越大,长期高温会加速手机电池老化,日常短途通勤用7.5W档反而更利于电池健康,无需盲目追求15W85% similar
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