意甲竞猜

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SMT松下贴片机

LED灯珠对LED显示屏有哪些方面的影响

设备成色:未知发布时间:2019-12-14 10:43

LED显示屏的好坏很大程度上取决于LED灯珠的好坏及显示屏表贴时贴片机的精度,表贴显示屏贴片机贴片时如果歪歪扭扭将极大影响显示屏的光效,

意甲竞猜 ZHEIGEHOUXUZAIXIANGXIJIESHAO。XIAMIANYAOZHONGDIANJIESHAODESHILEDDENGZHUDUIXIANSHIPINGDEYINGXIANG。

1、LED视角

   XIANSHIPINGDESHIJIAOJUEDINGYULEDDENGZHUDESHIJIAO。MUQIANHUWAIXIANSHIPINGDADUOXUANYONGSHUIPINGSHIJIAO100°,CHUIZHISHIJIAO50°DETUOYUANLED,HUNEIXIANSHIPINGZEXUANYONGSHUIPINGCHUIZHIJUNWEI120°DETIEPIANLED。GAOSUGONGLUSHANGDEXIANSHIPINGYOUYUQITESHUXINGYIBANXUANYONG30°SHIJIAODEYUANXINGLEDJIUGOULE。YIXIEGAOLOUSHANGDEXIANSHIPINGDUICHUIZHISHIJIAOYAOQIUJIAOGAO。SHIJIAOYULIANGDUHUWEIMAODUN,DASHIJIAOBIRANHUIJIANGDILIANGDU。SHIJIAODEXUANZEXUYAOGENJUJUTIDEYONGTULAIJUEDING。MUQIANYUELAIYUEDUODECHANGJIAXUANZEXIAOJIANJUTIEPIANLEDLAIZUOHUWAILEDXIANSHIPING。

2、LED亮度

意甲竞猜    LIANGDUSHIXIANSHIPINGLIANGDUDEZHONGYAOJUEDINGYINSU。LIANGDUYUEGAO,SHIYONGDIANLIUDEYULIANGYUEDA,DUIJIESHENGHAODIAN、BAOCHILEDWENDINGYOUHAOCHU。LEDYOUBUTONGDEJIAODUZHI,ZAIXINPIANLIANGDUYIDINGDEQINGKUANGXIA,JIAODUYUEXIAO,LEDZEYUELIANG,DANXIANSHIPINGDESHIJIAOZEYUEXIAO。YIBANYINGXUANZE100DUDELEDYIBAOZHENGXIANSHIPINGZUGOUDESHIJIAO。ZHENDUIBUTONGDIANJIANJUHEBUTONGSHIJUDEXIANSHIPING,YINGZAILIANGDU、JIAODUHEJIAGESHANGZHAODAOYIGEPINGHENGDIAN。

3、LED失效率

意甲竞猜     YOUYUQUANCAIXIANSHIPINGYOUSHANGWANSHENZHIJISHIWANZUHONG、LV、LANSANZHONGLEDZUCHENGDEXIANGSUDIANZUCHENG,RENYIYANSELEDDESHIXIAOJUNHUIYINGXIANGXIANSHIPINGZHENGTISHIJUEXIAOGUO。YIBANLAISHUO,ANXINGYEJINGYAN,ZAILEDXIANSHIPINGKAISHIZHUANGPEIZHILAOHUA72XIAOSHICHUHUOQIANDESHIXIAOLVYINGBUGAOYUWANFENZHISAN(ZHILEDDENGZHUBENSHENYUANYINYINQIDESHIXIAO)。

4、LED抗静电能力

意甲竞猜     LEDSHIBANDAOTIQIJIAN,DUIJINGDIANMINGAN,JIYIYINZHIJINGDIANSHIXIAO,GUKANGJINGDIANNENGLIDUIXIANSHIPINGDESHOUMINGZHIGUANZHONGYAO。YIBANLAISHUO,LEDDERENTIJINGDIANMOSHICESHISHIXIAODIANYABUYINGDIYU2000V。

5、LED寿命

    LEDQIJIANDELILUNSHOUMINGWEI10WANXIAOSHI,YUANDAYULEDXIANSHIPINGQITABUJIANDEGONGZUOSHOUMING,GUZHIYAOLEDQIJIANPINZHIBAOZHENG、GONGZUODIANLIUHESHI、PCBSANRESHEJIHELI、XIANSHIPINGSHENGCHANGONGYIYANJIN,LEDQIJIANJIANGSHIXIANSHIPINGZHENGJIZHONGZUINAIYONGDEBUJIANZHIYI。

    LEDQIJIANZHANLEDXIANSHIPINGJIAGEBIZHONGDE70%,SUOYISHUOLEDQIJIANKEYIJUEDINGLEDXIANSHIPINGZHILIANGDEYOULIE。WOGUOJISHILEDQIJIANDESHENGCHANDAGUO,YESHILEDXIANSHIPINGZHIZUODEJUJIDI。LEDXIANSHIPINGDEGAOJISHUYAOQIUSHIWEILAIDEFAZHANQUSHI,LEDXIANSHIPINGDEGAOZHILIANGYAOQIU,BUJINJINGUANYULEDXIANSHIPINGCHANGSHANGDEZOUXIANG,YEQIANLIANDELEDXIANPINGQIJIANCHANGJIADEFAZHAN。CONGLEDQIJIANBAGUAN,CUJINZHONGGUOYOULEDXIANSHIPINGZHIZAODAGUOXIANGLEDXIANSHIPINGZHIZAOQIANGGUODEZHUANBIAN。

6、SHUAIJIANTEXING

   XIANSHIPINGZHANGSHIJIANGONGZUOHOUHUICHUXIANLIANGDUXIAJIANGHEXIANSHIPINGYANSEBUYIZHIDEXIANXIANG,ZHUYAOSHIYOUYULEDQIJIANDELIANGDUSHUAIJIANZAOCHENGDE。LIANGDUDESHUAIJIANHUIZAOCHENGXIANSHIPINGZHENGPINGLIANGDUJIANGDI。HONG、LV、LANLIANGDUSHUAIJIANFUDUDEBUYIZHIHUIZAOCHENGLEDXIANSHIPINGYANSEDEBUYIZHI,JIUSHIWOMENCHANGSHUODEXIANSHIPINGHUALEDEXIANXIANG。GAOPINZHIDELEDQIJIANNENGGOUHENHAODIKONGZHILIANGDUSHUAIJIANFUDU。AN1000XIAOSHICHANGWENDIANLIANG20mABIAOZHUN,HONGSESHUAIJIANYINGXIAOYU2%,LAN、LVSESHUAIJIANYINGXIAOYU10%,GULAN、LVSELEDZAIXIANSHIPINGSHEJISHIJINLIANGBUYAOYONGDAO20mADIANLIU,ZUIHAOZHIYONG70%ZHI80%DEEDINGDIANLIU。

     SHUAIJIANTEXINGCHUYUHONG、LV、LANLEDBENSHENTEXINGXIANGGUANWAI,SHIYONGDIANLIU、PCBBANSANRESHEJI、XIANSHIPINGSHIYONGHUANJINGWENDUDENGJUNDUISHUAIJIANZAOCHENGYINGXIANG。

7、LED尺寸

     LEDQIJIANDECHICUNYINGXIANGXIANSHIPINGDEXIANGSUDIANJULI,JIFENBIANLV。5mmDETUOYUANDENGZHUYAOYONGYUP16YISHANGDEHUWAIXIANSHIPING,3mmDETUOYUANDENGZHUYAOYONGYUP12.5、P12、P10DEHUWAIXIANSHIPING,3528XINGTIEPIANLEDZHUYAOYONGYUP6、P8DEHUNEIXIANSHIPING,2020XINGTIEPIANLEDZHUYAOYONGYUP2、P3DENGSHINEIXIANSHIPING。ZAIDIANJIANJUBUBIANDEQIANTIXIA,LEDQIJIANCHICUNZENGDA,NENGGOUZENGJIAXIANSHIMIANJI,JIANSHAOKELIGAN,BUGUOYOUYUHEIQUMIANJIJIANSHAO,HUIJIANGDIDUIBIDU;XIANGFAN,LEDCHICUNJIANXIAO,JIANSHAOLEXIANSHIMIANJI,KELIGANZENGDUO,HEIQUMIANJIZENGDA,ZENGJIALEDUIBIDU。

8、YIZHIXING

    QUANCAIXIANSHIPINGSHIYOUWUSHUGEHONG、LV、LANZUCHENGDEXIANGSUPINCHENGDE,MEIZHONGYANSEDELIANGDU、BOZHANGDEYIZHIXINGJUEDINGLEZHENGGEXIANSHIPINGDELIANGDUYIZHIXING、BAIPINGHENGYIZHIXING、SEDUYIZHIXING。YIBANLAISHUO,XIANSHIPINGCHANGJIAYAOQIUQIJIANGONGYINGSHANGTIGONG5nmDEBOZHANGFANWEIJI1:1.3DELIANGDUFANWEIDELED,ZHEIXIEZHIBIAOKEYOUQIJIANGONGYINGSHANGTONGGUOFENGUANGFENSEJIJINXINGFENJIDADAO。DIANYADEYIZHIXINGYIBANBUZUOYAOQIU。

    YOUYULEDSHIYOUJIAODUDE,GUQUANCAILEDXIANSHIPINGTONGYANGJUYOUJIAODUFANGXIANGXING,JIZAIBUTONGJIAODUGUANKANSHI,QILIANGDUSHIHUIDIZENGHUODIJIANDE。ZHEIYANG,HONG、LV、LANSANZHONGYANSELEDDEJIAODUYIZHIXINGJIANGYANZHONGYINGXIANGBUTONGJIAODUBAIPINGHENGDEYIZHIXING,ZHIJIEYINGXIANGXIANSHIPINGSHIPINYANSEDEBAOZHENDU。YAOZUODAOHONG、LV、LANSANZHONGLEDZAIBUTONGJIAODUSHILIANGDUBIANHUADEPIPEIYIZHIXING,XUYAOZAIFENGZHUANGTOUJINGSHEJI、YUANWULIAOXUANZESHANGYANGEJINXINGKEXUESHEJI,ZHEIQUJUEYUFENGZHUANGGONGYINGSHANGDEJISHUSHUIPING。FAXIANGFANGXIANGBAIPINGHENGZAIHAODEXIANSHIPING,RUGUOLEDDEJIAODUYIZHIXINGBUHAO,ZHENGPINGBUTONGJIAODUDEBAIPINGHENGXIAOGUOJIANGSHIZAOGAODE。LEDDENGZHUDEJIAODUYIZHIXINGTEXINGKEYONGLEDJIAODUZONGHECESHIYICECHU,DUIYUZHONG、GAODANGXIANSHIPINGYOUWEIZHONGYAO。

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