发布时间:2025-01-31 03:49:36
1、LED灯不需要镇流器的,大功率LED是用驱动电源的,它一般按功率分有1W,3W,5W,6W,9W,12W,15W,18W,这些是壁灯,天花灯25W,30W,这些一般是庭院灯60W,80W,120W这些是用在路灯上的。
2、像我们常用的LED手电筒是不要驱动电源的,直接接在电池或电瓶上的,当然还要加一定的限流电阻。
bull 公牛 gnh406u 抗电涌防过载usb插线板详细介绍
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