An automobile light-emitting logo lamp panel based on a COB mode comprises a PCB, the PCB is provided with a light-emitting LOGO area corresponding to a car logo pattern of a main engine plant, a plurality of LED chips are densely welded in the light-emitting LOGO area, the light-emitting LOGO area is further evenly filled with a dodging glue layer, and the LED chips are wrapped by the dodging glue layer; an anti-reverse-connection diode, an RC filter circuit, resistors and an input PIN are arranged in the area, except the light-emitting LOGO area, of the PCB, the resistors are irregularly distributed on the part, except the light-emitting LOGO area, of the PCB, and all the resistors are connected in parallel to form a divider resistor unit; three LED chips are connected in series to form a light-emitting unit, and a plurality of light-emitting units are connected in parallel to form a light-emitting module. The circuit connection relation of the electrical components on the PCB is that the anti-reverse-connection diode, the light-emitting module and the divider resistor unit are sequentially connected to the two ends of the input PIN in series, and the RC filter circuit is connected to the two ends of the anti-reverse-connection diode in parallel.

    一种基于COB模式的汽车发光车标灯板,所述汽车发光车标灯板包括PCB板,所述PCB板上设有与主机厂车标图案相对应的发光LOGO区,所述发光LOGO区内密集焊设有复数LED芯片,并且该发光LOGO区内还均匀填充有匀光胶层,所述匀光胶层将LED芯片包覆;所述PCB板上除发光LOGO区外的区域设置有防反接二极管,RC滤波电路,电阻以及输入PIN针,其中所述电阻在PCB板上除发光LOGO区外的部分呈不规则分布,所有电阻并联在一起组成分压电阻单元;三个所述LED芯片串联组成一个发光单元,复数发光单元并联组成发光模块;所述PCB板上电气原件的电路连接关系为所述防反接二极管、发光模块、分压电阻单元依次串联接入输入PIN针的两端,RC滤波电路并联接入防反接二极管的两端。


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    Title :

    Automobile light-emitting logo lamp panel based on COB mode


    Additional title:

    一种基于COB模式的汽车发光车标灯板


    Contributors:
    SUN HUABIN (author) / LI BORONG (author) / CHEN PING'AN (author)

    Publication date :

    2021-06-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    G09F DISPLAYING , Anzeigewesen / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR



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