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拆解报告:GADMEI 100W 2C1A双向快充移动电源

 2 years ago
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佳的美智能科技是一家集研发设计、生产制造、市场营销于一体的,以智能手机配件、个人智能数码、智能家居为主的集团化企业,致力于打造国际化,高科技型的领先品牌。产品包括移动电源、数码相框、智能早教机、充电器等产品。 充电头网拿到了佳的美推出的一款100W 2C1A大功率双向快充移动电源,这款移动电源内置六串18650电芯,容量为3200mAh,总容量为19200mAh,具备100W+18W同时输出能力,能够同时为笔记本和手机快充,下面就对这款移动电源进行拆解,看看内部使用了什么方案吧。 

GADMEI 100W移动电源开箱

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 GADMEI 100W移动电源包装盒扁平,整体黑色基调风格十分简约。 

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 包装盒天地盖设计,底部贴有产品信息贴纸。 

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 贴纸上印有产品参数以及商家信息,由中国人保财险承保产品责任险。 

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 打开包装,内部采用EVA材料固定保护充电宝。 

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 包装内含充电宝、数据线以及使用说明书。充电宝采用PC材质黑色外壳,表面全部磨砂处理,正面印有GADMEI品牌。 

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 此外还设有LED电量指示灯,侧面设有电源键,端部设有2C1A三个USB接口,均为黑色胶芯。 

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 机身背面印有产品参数USB-C输入:5V3A、9V3A、12V3A、15V3A、20V3.25A输出:USB-C1:5V3A、9V3A、12V3A、15V3A、20V5AUSB-C2:5V3A、9V2A、12V1.5AUSB-A:5V3A、9V2A、12V1.5AUSB-C1+USB-C2/A:100W+18WUSB-C2+USB-A:5V3AUSB-C1+(USB-C2+USB-A):100W+15W电池:21.6V/3200mAh(69.12Wh) 

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 测得移动电源机身长度约为16cm。 

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 宽度为80.4mm。 

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 厚度为24.1mm。 

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 净重约为401g。 

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 使用ChargerLAB POWER-Z KT002测得USB-C1口支持Apple 2.4A、Samsung 5V2A、DCP协议,以及QC2.0/3.0、PD3.0、PPS快充协议。 

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 此外PDO报文显示C1口还具备5V3A、9V3A、12V3A、15V3A、20V5A五组固定电压档位,以及3.3-11V3A、3.3-21V3A两组PPS电压档位。 

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 另外测得USB-C2口支持Apple 2.4A、Samsung 5V2A、DCP协议,以及QC2.0/3.0、FCP、SCP、VOOC/DASH/WARP、PE2.0快充协议。 

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 测得USB-A口支持QC2.0/3.0、FCP、SCP、VOOC/DASH/WARP、PE2.0快充协议。 

GADMEI 100W移动电源拆解

 对这款移动电源的外观性能等有了基本了解后,下面继续对其进行拆解,看看内部做工用料如何。 

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 沿外壳接缝处撬开外壳,移动电源内置6串18650电池组,电池组通过保护板连接到PCBA上。 

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 电池组使用胶水固定在外壳内,检测电池温度的热敏电阻也使用胶水固定,保护板连接电池正负极和分体电压采样线。 

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 撬出电池,外壳内部电池使用白胶固定在外壳上。 

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 拧下固定PCBA模块的螺丝,将移动电源PCBA取出。 

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 六串电池通过保护板连接到PCBA上面,下面首先来看电池。 

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 电池两端均贴有青稞纸绝缘,且电池之间也有绝缘材料,防止电池组受到外力短路。 

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 电池单体电压采样线焊接到镍片上,焊点外套热缩管。 

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 电池来自创明,CMICR18650F9M,动力18650锂电池,支持3C放电,额定电压为3.6V,额定容量3200mAh。 

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 电池组单体电压采样线插头特写。 

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 电池组单体电压采样线连接到保护板上,使用插座便于组装。导线正负极焊点均打胶固定及绝缘。 

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 保护芯片来自西安华泰半导体,型号为HTL6037,支持4,5,6,7串锂电池或聚合物电池保护,HTL6037内置高精度的电压检测和电流检测,支持电池组的过压保护、欠压保护、放电过流保护、短路保护、充电过流保护、断线检测与保护,电池高低温保护。芯片内部集成NMOS驱动电路,可以使用NMOS电池保护管,成本更低性能更好。 

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 一颗R005 5mΩ 2512封装合金电阻用于电池组电流检测。 

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 负极硅胶线下面是电池的保护管,来自南京江智科技,型号为JST80N30,NMOS,耐压30V。 

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 下面是移动电源的PCBA模块,采用2C1A三个接口,左下角焊接热敏电阻,两颗磁环电感分别对应两路独立的输出电路,其中右侧为双向升降压电路,负责100W大功率输出和电池充电。磁环电感多线绕制,外套热缩管绝缘。 

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 PCBA模块和电池保护板背面特写,PCBA模块背面焊接电池电量指示灯和对应的VBUS开关管等器件,电池保护板背面没有焊接元件。 

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 这款移动电源内置英集芯IP5389移动电源升降压电源管理SOC芯片,这款SOC芯片将同步升降压控制器与协议功能集成,可实现完整移动电源功能,并支持电量显示功能,支持2-5串电池应用,可取代传统升降压方案中协议芯片,单片机和升降压控制器多颗芯片组合的方案,大大缩短产品开发周期,降低成本。 

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 英集芯IP5389支持USB-A、USB-C口、还支持Micro-USB接口和Lightning接口供电输入,全部接口支持快充。快充协议支持华为FCP、SCP,支持三星AFC,支持OPPO的VOOC,支持PD3.0快充协议,支持PPS,输出最高功率20V5A 100W,可实现全接口丰富的快充支持。 IP5389内置升降压控制器,通过驱动外置MOS管,支持双向升降压充放电,支持最大5A充电电流,并且支持自适应电流调节。支持2/3/4/5串电池,并且支持4.2、4.3、4.35、4.4V多种电池。芯片内置电量计,支持4颗LED电量指示,或88/188数码管电量显示,支持通过电阻设定电池容量,或学习电池电量,实现精准的电量显示。 充电头网了解到,采用英集芯IP5389的还有羽博新款20000mAh 45W双向快充移动电源、罗马仕20000mAh 30W双向快充移动电源,另外英集芯的高集成移动电源SoC芯片还被Realme 10000mAh双口18W快充移动电源、黑鲨双向快充移动电源、京造10000mAh双向USB PD快充移动电源等知名品牌的众多产品采用。 

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 用于检测电池组温度的热敏电阻,连接到IP5389主控芯片,对电池进行温度保护。 

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 同步升降压外置两颗锐骏RUH30J51M双NMOS组成全桥,内部两颗MOS管为半桥连接,参数相同,耐压30V,导阻3.6mΩ,采用PDFN5*6封装。另外一颗半桥双MOS在电感底部。 

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 英集芯IP6538是一颗全集成的快充SOC降压芯片,内部集成同步降压转换器,支持USB PD3.0快充,支持QC2.0/3.0,支持华为FCP/SCP快充协议,支持三星AFC快充,支持VOOC快充和SFCP快充。内置上管导阻9毫欧,下管导阻8毫欧,工作频率固定150KHz。 

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 IP6538支持32V工作电压,输入耐压40V,满足USB PD快充多口降压以及24V车充应用。芯片内置输入过压、输入欠压、输出过流/短路保护,支持过热保护功能。数据引脚内置过压保护,耐压30V,有效防止损坏的数据线造成成品损坏。 IP6538降压芯片适用于车充、USB PD快充和智能插排应用,提供小体积高性能高集成度的降压解决方案。输出线补功能用于补偿线损,提升快充速度。 

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 两颗滤波电容来自JK军康,规格为100μF 35V,用于电池端滤波和输出滤波。 

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 这颗电解电容用于输入滤波。 

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 一颗100μF 16V 电解电容用于IP6538降压输出。 

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 用于USB-C1接口的VBUS开关管,型号为JST80N30。 

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 用于USB-A口的VBUS开关管,两颗对置串联。 

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 用于USB-C2口的VBUS开关管。 

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 移动电源侧面的电源按键,贴片焊接,用于移动电源激活和电量显示功能。 

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 电量指示灯共有四颗,其中右侧一颗孔位内部是两颗,用于快充指示。 

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 微盟ME6203稳压芯片用于降压,提供5V输出。 

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 全部拆解完毕,来张全家福。 

充电头网拆解总结

 佳的美 T2100移动电源采用经典黑色外壳设计,具备2C1A三接口,支持100W+18W功率输出,能够在为笔记本供电的同时为手机充电,并且电源支持PPS协议,对安卓手机快充的兼容性也不错,能够满足主流消费者的日常需求。 充电头网通过拆解了解到,这款移动电源内置6串18650电池,电池容量3200mAh,来自创明。电池保护芯片来自华泰半导体,HTL6037支持4-7串锂电池保护功能。移动电源部分,采用全套英集芯解决方案,通过IP5389和IP6538两颗高集成协议功能的DC-DC芯片,实现双口独立快充。

英集芯IP5389将传统升降压移动电源中的同步升降压控制器,协议芯片和主控单片机集成在一颗芯片内部,仅需一颗芯片即可满足移动电源完整设计,并提供电池温度保护功能。IP6538将降压开关管,协议芯片以及同步降压控制器集成,可用于车充和移动电源应用。


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