Unverified82% confidenceTradeoffTime unknown
灯珠密度越高、亮度越亮,功率和发热越大,5米高密度灯带满负载功率可达40-60W,超过电源适配器和铜线载流量会导致远端变暗(电压跌落),长灯带需选带回路供电或双端供电设计
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82%
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Long-term
Relevance
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Unverified亮度越高、灯珠越密则单位长度功耗越大,5米高密度灯带常需≥40W电源,若电源功率不足会出现远端亮度衰减(压降现象)、颜色偏差92% similarUnverified灯珠密度越高亮度均匀性越好但功率越大、发热越高,长距离布线时电压衰减导致末端偏暗;超过5米建议选支持双端供电或中间加电的方案,避免暗尾90% similarUnverified灯珠密度越高、显色越好则功耗与发热越大,长距离(>5米)高密度灯带需注意末端压降导致的亮度衰减与偏色,超5米建议双端供电或分段供电89% similarUnverified灯珠密度越高越均匀但发热与功耗越大,长段高密度灯带需注意压降导致的尾端偏暗,超过5米建议选支持双端供电或分段供电的型号88% similarUnverified灯珠密度越高光效越连贯(尤其铜线灯/仙女灯),但功率和发热也增加,长度较长时需关注变压器功率是否匹配总灯珠数86% similar
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