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拆解报告:绿联USB-C五合一转换器

 1 year ago
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充电头网拿到了绿联一款热销的USB-C多功能转换器,具备三个USB-A接口和一个USB-C接口,还具备一个HDMI接口,完美适配USB-C口笔记本扩展键盘鼠标和显示器,外接存储设备,连接充电器供电。下面充电头网就对绿联这款USB-C多功能转换器进行拆解,看看内部设计如何。

此前充电头网还拆解过绿联8K USB4多功能扩展坞、绿联雷电3多功能10接口扩展坞、绿联USB-C 8K 扩展坞、绿联USB-C多功能转换器、绿联3A1C四口多功能扩展坞(带SD卡槽版)等产品,欢迎查阅。

绿联USB-C多功能转换器开箱

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包装盒正面印有UGREEN绿联品牌、产品外观、名称以及接口标识。

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背面印有产品使用场景图以及品牌商信息。

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包装内涵转换器以及使用说明书,产品外套防尘塑料袋,细节讲究。

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绿联这款USB-C多功能转换器自带USB-C连接线缆,无需用户自备数据线,使用方便。机身主体外壳为金属材质,表面喷砂处理,精致保护性好。

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USB-C线头采用金属材质,镭雕有UGREEN品牌,公头套有塑料壳防尘。

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机身和线缆交界处做了抗弯折设计。

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机身顶面中心镭雕UGREEN品牌。

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底部镭雕产品名称、接口以及制造商信息。

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机身一侧设有一个USB-C充电接口以及三个USB3.0接口。

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端部设有一个HDMI接口。

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测得转换器长度为115.2mm。

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宽度为34.3mm。

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最大厚度为12.56mm。

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另测得USB-C线长度约19.5cm。

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产品拿在手上的直观感受,整体小巧便携。

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转换器净重约为54g。

绿联USB-C多功能转换器拆解

对绿联USB-C多功能转换器有了基本了解后,下面便对其进行拆解,一起来看看内部具体设计情况。

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拆下两侧塑料外壳,拆开转换器,铝合金外壳内部为PCBA模块。

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从侧面抽出转换器内部PCBA模块,PCBA模块焊接HDMI接口,三个USB-A接口和一个USB-C接口。

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PCBA模块正面焊接三颗大芯片,分别用于PD协议控制,USB-A接口扩展和视频输出。还焊接一路降压转换器,用于转换器内部电路供电。

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背面焊接一颗MOS管和三颗降压转换器,其中所有接口均为沉板焊接,降低厚度。

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USB-C导线焊接处焊接金属罩用于固定和屏蔽作用,数据线中屏蔽网使用金属罩扎紧接地。

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线缆焊接处注塑固定,增加强度,更加耐用。

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USB-C控制芯片来自Genesys创惟科技,型号GL9510,是一颗PD接口控制器,用于USB-C接口DP ALT控制及充电功能。

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USB集线器芯片来自Genesys创惟科技,型号GL3510,是一颗四口低功耗的HUB控制器,支持USB 3.1,并向下兼容USB2.0,内置开关稳压供电。

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GL3510外置25.000MHz无源时钟晶振

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DP转HDMI芯片来自ITE联阳,型号IT65631,是一颗高性能单芯片转换器,用于USB-C口的DP 1.2转HDMI 1.4输出,支持4K@30Hz,1080P@120Hz刷新率。

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联阳IT65631外置的27.000MHz时钟晶振特写。

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用于USB-C接口VBUS控制的两颗MOS管来自砹德曼,型号为AD30P47D3,是一颗耐压30V的PMOS,导阻为8.5mΩ。

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两颗对向串联用于PD供电控制。

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一颗降压转换器来自M3TEK来颉,型号MT3905,是一颗耐压30V的同步降压转换器,最大输出电流4A,芯片内置开关管,采用SOP8-EP封装,用于扩展坞USB-A口及内部芯片供电。

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配合MT3905进行降压的3.3μH合金电感。

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降压转换器芯片来自杰华特,丝印JWM3L,用于为转换芯片提供供电。

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在HDMI接口附近还有一颗同型号的降压转换器。

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过流保护芯片来自钰泰,丝印Hx,实际型号为ETA6280,是一颗支持2A电流的过流保护芯片,且过流保护可编程,具有快速过流相应和过流状态输出。用于USB-A口的过流保护功能,防止外设损坏影响转换器正常使用。

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USB-C母座采用沉板过孔焊接。

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USB3.0 A口母座采用沉板焊接固定。

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HDMI接口采用沉板焊接固定。

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全部拆解一览,来张全家福。

充电头网拆解总结

绿联这款USB-C多功能转换器采用铝合金外壳,坚固耐用。转换器自带USB-C插头,方便使用。转换器具备USB-C供电输入接口,具备三个USB-A接口和HDMI接口,满足笔记本电脑外接键鼠和显示器,并支持为电脑供电,方便实用。

充电头网通过拆解发现,绿联这款USB-C转换器内置Genesys创惟科技GL9510+GL3510方案,用于USB-C接口控制和USB接口扩展,使用iTE联阳IT65631用于DP转换HDMI1.4,用于HDMI接口输出。USB-A口具备过流保护芯片,确保转换器稳定可靠使用。内部接口采用沉板焊接,降低机身厚度,更加便于携带。


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