led燈需要防靜電嗎 靜電對led燈有什么影響 |
發布時間:2022-04-21 18:40:31 |
注意LED燈珠生產中(zhong)經(jing)常(chang)被忽略的一個參數:ESD。靜(jing)(jing)電(dian)(dian)放(fang)電(dian)(dian)是(shi)LED損(sun)壞的罪魁禍首。應該說靜(jing)(jing)電(dian)(dian)破壞是(shi)電(dian)(dian)子(zi)元器件的天敵(di),尤其是(shi)藍色LED、白色LED等靜(jing)(jing)電(dian)(dian)敏感元器件。LED燈珠一旦(dan)損(sun)壞就會失效甚至報廢,所以一定要做好靜(jing)(jing)電(dian)(dian)防護。
LED燈珠防靜電概念:不(bu)同物質的(de)(de)(de)摩擦(ca)甚(shen)至(zhi)分離都會產生靜(jing)(jing)電(dian)(dian)(dian)(dian),所以(yi)(yi)靜(jing)(jing)電(dian)(dian)(dian)(dian)無法避(bi)免,只能限(xian)制。靜(jing)(jing)電(dian)(dian)(dian)(dian)放電(dian)(dian)(dian)(dian)會產生電(dian)(dian)(dian)(dian)流,只要(yao)控制好放電(dian)(dian)(dian)(dian),就可以(yi)(yi)減少靜(jing)(jing)電(dian)(dian)(dian)(dian)的(de)(de)(de)危害。常見的(de)(de)(de)方(fang)法是通(tong)過(guo)接地來引導靜(jing)(jing)電(dian)(dian)(dian)(dian),所以(yi)(yi)工作臺需要(yao)建立完(wan)整的(de)(de)(de)接地系統,非導體上(shang)的(de)(de)(de)靜(jing)(jing)電(dian)(dian)(dian)(dian)可以(yi)(yi)通(tong)過(guo)電(dian)(dian)(dian)(dian)離來中(zhong)和。 防靜電LED行業需要注意什么?1.LED燈(deng)珠(zhu)一般用防(fang)靜電袋(dai)真空(kong)包(bao)(bao)裝(zhuang)。使用前不要打開包(bao)(bao)裝(zhuang)。 2.使用LED燈珠時,做好靜(jing)電防(fang)護,如(ru)(ru)穿(chuan)戴靜(jing)電防(fang)護服、靜(jing)電手環、接(jie)地工作臺、電烙(luo)鐵等。如(ru)(ru)果條件允許,建議工廠(chang)使用離子風機。 3.定期檢查所(suo)有靜電防護系(xi)統是否運行正常,如表(biao)面阻抗測(ce)試(shi)儀、靜電測(ce)試(shi)儀、手(shou)腳環(huan)測(ce)試(shi)儀、離子風機測(ce)試(shi)儀等。 4.確認每顆LED燈珠的(de)抗(kang)靜(jing)電能力,審核代工廠的(de)靜(jing)電防護體系。 |