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Available","\u002Fuploads\u002Fimages\u002Fbanners\u002F2026\u002F08\u002F1785909272912_z982dt.webp","\u002Fuploads\u002Fimages\u002Fbanners\u002F2026\u002F08\u002F1788162025993_19zdtw.webp","\u002Fproducts\u002Fbox-header-bas","2026-02-28T04:32:14.384Z","2026-08-31T07:40:29.265Z",{"id":1018,"title":1019,"titleEn":1020,"subtitle":1021,"subtitleEn":1022,"imageUrl":1023,"imageMobile":1024,"linkUrl":1025,"showText":16,"sort":15,"isActive":16,"createdAt":1026,"updatedAt":1027},"banner-1","精密连接 · 驱动未来","Precision Connection · Driving the Future","20年连接器制造经验，3000+型号，全球800+客户信赖之选","20 Years of Connector Manufacturing, 3000+ Models, Trusted by 800+ Global Customers","\u002Fuploads\u002Fimages\u002Fbanners\u002F2026\u002F08\u002F1785909589621_r5ntje.webp","\u002Fuploads\u002Fimages\u002Fbanners\u002F2026\u002F08\u002F1788162043222_j7pkqb.webp","\u002Fproducts\u002Fejector-header","2026-02-28T04:32:14.369Z","2026-08-31T07:40:46.320Z",{"id":1029,"title":1030,"titleEn":1031,"subtitle":1032,"subtitleEn":1033,"imageUrl":1034,"imageMobile":1035,"linkUrl":1036,"showText":16,"sort":26,"isActive":16,"createdAt":1037,"updatedAt":1038},"banner-2","精密SMT连接器全系列","Full Series of Precision SMT Connectors","高可靠镀金触点 · 工业级稳定连接\n3Pin-60Pin规格全覆盖 · 全兼容SMT回流焊工艺","High-Reliability Gold-Plated Contacts for Industrial-Grade Stable Connections\nComprehensive 3‑Pin to 60‑Pin Range · Fully SMT Reflow-Process 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devices.","\u003Ch2>智能家居与物联网连接器解决方案\u003C\u002Fh2>\u003Cp>智能家居与物联网设备追求小型化与低成本，同时需要稳定可靠的内部连接。我们提供覆盖多种间距的小型连接器方案，助力产品快速量产上市。\u003C\u002Fp>\u003Ch3>应用场景\u003C\u002Fh3>\u003Cul>\u003Cli>智能音箱、智能门锁、智能摄像头\u003C\u002Fli>\u003Cli>智能家电（洗碗机、空调、冰箱）控制板\u003C\u002Fli>\u003Cli>IoT传感器模组与网关设备\u003C\u002Fli>\u003Cli>Zigbee \u002F Wi-Fi \u002F BLE无线模组内部连接\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>推荐产品\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>WAFER连接器（1.25mm \u002F 1.50mm \u002F 2.00mm）\u003C\u002Fstrong>：线对板专用方案，带卡扣锁紧，适合家电内部线束管理\u003C\u002Fli>\u003Cli>\u003Cstrong>排针\u002F排母连接器（2.00mm \u002F 2.54mm）\u003C\u002Fstrong>：主板与功能模组扩展接口的标准解决方案\u003C\u002Fli>\u003Cli>\u003Cstrong>简牛\u002FIDC连接器\u003C\u002Fstrong>：快速压接工艺，提升IoT设备大批量生产的装配效率\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>核心优势\u003C\u002Fh3>\u003Cul>\u003Cli>小间距设计，适配IoT设备紧凑PCB布局\u003C\u002Fli>\u003Cli>免焊插接，快速装配，降低产线人工成本\u003C\u002Fli>\u003Cli>规格齐全，支持一站式选型采购，简化供应链\u003C\u002Fli>\u003Cli>价格经济，适合IoT产品大批量生产成本控制\u003C\u002Fli>\u003C\u002Ful>","\u003Cp 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We offer a range of compact connector solutions covering various pitches to help facilitate rapid product prototyping and mass production.\u003C\u002Fp>\u003Cp style=\"text-align: start;\">Applications\u003Cbr>• Smart speakers, smart locks, smart cameras\u003Cbr>• Control boards for smart appliances (dishwashers, air conditioners, refrigerators)\u003Cbr>• IoT sensor modules and gateway devices\u003Cbr>• Internal connections for Zigbee \u002F Wi-Fi \u002F BLE wireless modules\u003C\u002Fp>\u003Cp style=\"text-align: start;\">Recommended Products\u003Cbr>• WAFER Connectors (1.25mm \u002F 1.50mm \u002F 2.00mm): Dedicated wire-to-board solutions with latch locking, ideal for internal wiring harness management in appliances.\u003Cbr>• Pin Headers \u002F Female Headers (2.00mm \u002F 2.54mm): Standard solution for expansion interfaces between mainboards and functional modules.\u003Cbr>• Ejector Headers \u002F IDC Connectors: Feature a quick press-fit termination process, enhancing assembly efficiency in high-volume IoT device production.\u003C\u002Fp>\u003Cp style=\"text-align: start;\">Core Advantages\u003Cbr>• Compact pitch designs compatible with tight PCB layouts in IoT devices.\u003Cbr>• Solderless, quick-assembly connections reduce labor costs on production lines.\u003Cbr>• Comprehensive range of specifications supports one-stop selection and procurement, simplifying the supply chain.\u003Cbr>• Cost-effective pricing supports budget control for high-volume IoT product manufacturing.\u003C\u002Fp>",[1057,1047,1058,1059],"智能家居","IoT","智能家电",451,"2026-02-25T08:00:00.000Z","2026-03-01T07:34:19.477Z","2026-09-05T01:20:34.889Z",{"id":1065,"title":1066,"titleEn":1067,"slug":1068,"type":1045,"category":1069,"industry":1070,"coverImage":1071,"images":1072,"imageLabels":1073,"imageLabelsEn":1074,"summary":1075,"summaryEn":1076,"content":1077,"contentEn":11,"tags":1078,"viewCount":1083,"publishedAt":1084,"createdAt":1085,"updatedAt":1086},"art-sol-5","医疗设备连接器解决方案","Medical 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2.54mm）\u003C\u002Fstrong>：镀金接触面耐氧化，保障长期低接触电阻，适合微弱信号传输\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch3>核心优势\u003C\u002Fh3>\n\u003Cul>\n  \u003Cli>镀金触点，接触电阻稳定，保障信号精度\u003C\u002Fli>\n  \u003Cli>高插拔寿命，满足医疗设备长期可靠运行需求\u003C\u002Fli>\n  \u003Cli>材料符合RoHS与生物相容性要求\u003C\u002Fli>\n  \u003Cli>支持小批量定制，满足医疗设备多型号、小批次需求\u003C\u002Fli>\n\u003C\u002Ful>",[1079,1080,1081,1082],"医疗设备","高可靠","便携仪器","IVD",440,"2026-02-22T08:00:00.000Z","2026-03-01T07:34:19.473Z","2026-09-05T01:43:10.938Z",{"id":1088,"title":1089,"titleEn":1090,"slug":1091,"type":1045,"category":1092,"industry":1093,"coverImage":1094,"images":1095,"imageLabels":1096,"imageLabelsEn":1097,"summary":1098,"summaryEn":1099,"content":1100,"contentEn":11,"tags":1101,"viewCount":1105,"publishedAt":1106,"createdAt":1107,"updatedAt":1108},"art-sol-4","通信与数据中心连接器解决方案","Telecom & Data Center Connector Solutions","telecom-datacenter-solution","telecom","通信","\u002Fuploads\u002Fimages\u002Fgeneral\u002F2026\u002F03\u002F1772416113575_4u6ues.webp",[],[],[],"面向交换机、服务器、光模块等高速传输设备，提供高密度、低损耗、EMI屏蔽的连接器方案。","High-density, low-loss connector solutions for switches, servers, and optical modules in data center environments.","\u003Ch2>通信与数据中心连接器解决方案\u003C\u002Fh2>\n\u003Cp>数据中心与通信设备对连接器提出了高密度、高速、低损耗的严苛要求。我们提供涵盖服务器背板、光模块、交换机等场景的完整连接方案。\u003C\u002Fp>\n\u003Ch3>应用场景\u003C\u002Fh3>\n\u003Cul>\n  \u003Cli>服务器主板与背板互联\u003C\u002Fli>\n  \u003Cli>交换机\u002F路由器内部信号连接\u003C\u002Fli>\n  \u003Cli>光模块与主板接口对接\u003C\u002Fli>\n  \u003Cli>机柜内线束管理与电源分配\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch3>推荐产品\u003C\u002Fh3>\n\u003Cul>\n  \u003Cli>\u003Cstrong>牛角连接器（2.00mm \u002F 2.54mm）\u003C\u002Fstrong>：用于机箱内部信号与控制线束连接，防误插设计适合维护频繁场景\u003C\u002Fli>\n  \u003Cli>\u003Cstrong>WAFER连接器（1.25mm \u002F 2.00mm）\u003C\u002Fstrong>：紧凑线对板方案，适合服务器内部线束高密度布线\u003C\u002Fli>\n  \u003Cli>\u003Cstrong>排针\u002F排母连接器（2.54mm）\u003C\u002Fstrong>：标准化接口，广泛用于运维调试与扩展卡接口\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch3>核心优势\u003C\u002Fh3>\n\u003Cul>\n  \u003Cli>高密度设计，节省机箱内宝贵空间\u003C\u002Fli>\n  \u003Cli>低接触电阻，满足高速信号稳定传输需求\u003C\u002Fli>\n  \u003Cli>防误插结构，降低数据中心维护失误风险\u003C\u002Fli>\n  \u003Cli>支持批量稳定供货，满足大规模部署采购需求\u003C\u002Fli>\n\u003C\u002Ful>",[1093,1102,1103,1104],"数据中心","服务器","高密度",441,"2026-02-20T08:00:00.000Z","2026-03-01T07:34:19.457Z","2026-09-05T02:13:06.973Z",{"id":1110,"title":1111,"titleEn":1112,"slug":1113,"type":1045,"category":1114,"industry":1115,"coverImage":1116,"images":1117,"imageLabels":1118,"imageLabelsEn":1119,"summary":1120,"summaryEn":1121,"content":1122,"contentEn":11,"tags":1123,"viewCount":1126,"publishedAt":1127,"createdAt":1128,"updatedAt":1129},"art-sol-3","消费电子连接器解决方案","Consumer Electronics Connector Solutions","consumer-electronics-solution","consumer","消费电子","\u002Fuploads\u002Fimages\u002Fgeneral\u002F2026\u002F03\u002F1772416127127_kryyzy.webp",[],[],[],"智能手机、平板电脑、智能穿戴设备的超薄、高密度连接器方案，支持0.4mm超细间距。","Ultra-thin, high-density connector solutions for smartphones, tablets, and wearable devices.","\u003Ch2>消费电子连接器解决方案\u003C\u002Fh2>\u003Cp>消费电子产品追求轻薄化设计，对连接器的尺寸和重量提出了极高要求。我们提供业界领先的微型连接器产品。\u003C\u002Fp>\u003Ch3>产品亮点\u003C\u002Fh3>\u003Cul>\u003Cli>最小间距：0.4mm\u003C\u002Fli>\u003Cli>堆叠高度：低至0.6mm\u003C\u002Fli>\u003Cli>SMT回流焊兼容\u003C\u002Fli>\u003Cli>支持自动化贴装\u003C\u002Fli>\u003C\u002Ful>",[1115,1124,1125],"微型化","超薄",716,"2026-02-17T04:32:14.387Z","2026-02-28T04:32:14.409Z","2026-09-05T03:37:29.755Z",{"id":1131,"title":1132,"titleEn":1133,"slug":1134,"type":1045,"category":1135,"industry":1136,"coverImage":1137,"images":1138,"imageLabels":1139,"imageLabelsEn":1140,"summary":1141,"summaryEn":1142,"content":1143,"contentEn":11,"tags":1144,"viewCount":1147,"publishedAt":1148,"createdAt":1149,"updatedAt":1150},"art-sol-2","工业控制连接器解决方案","Industrial Control Connector Solutions","industrial-control-solution","industrial","工业控制","\u002Fuploads\u002Fimages\u002Fgeneral\u002F2026\u002F03\u002F1772416136968_il4pn3.webp",[],[],[],"工业自动化、PLC控制器、传感器等领域的高可靠连接方案，支持大电流、高密度、抗干扰设计。","High-reliability connection solutions for industrial automation, PLC controllers, and sensors.","\u003Ch2>工业控制连接器解决方案\u003C\u002Fh2>\u003Cp>工业控制领域对连接器的稳定性和耐久性有着极高的要求。我们的工业级连接器产品通过了严格的环境测试。\u003C\u002Fp>\u003Ch3>产品特点\u003C\u002Fh3>\u003Cul>\u003Cli>额定电流：最高30A\u003C\u002Fli>\u003Cli>额定电压：最高600V\u003C\u002Fli>\u003Cli>阻燃等级：UL94 V-0\u003C\u002Fli>\u003Cli>防护等级：IP20\u002FIP40\u003C\u002Fli>\u003C\u002Ful>",[1136,1145,1146],"PLC","大电流",571,"2025-12-15T04:32:14.387Z","2026-02-28T04:32:14.403Z","2026-09-05T02:19:13.213Z",{"id":1152,"title":1153,"titleEn":1154,"slug":1155,"type":1045,"category":1156,"industry":1157,"coverImage":1158,"images":1159,"imageLabels":1160,"imageLabelsEn":1161,"summary":1162,"summaryEn":1163,"content":1164,"contentEn":11,"tags":1165,"viewCount":1168,"publishedAt":1169,"createdAt":1170,"updatedAt":1171},"art-sol-1","汽车电子连接器解决方案","Automotive Electronics Connector Solutions","automotive-electronics-solution","automotive","汽车电子","\u002Fuploads\u002Fimages\u002Fgeneral\u002F2026\u002F03\u002F1772416146944_h9pee7.webp",[],[],[],"为汽车电子提供高可靠性、耐高温、抗振动的连接器解决方案，覆盖仪表盘、车载信息娱乐系统、ADAS等应用场景。","High-reliability, heat-resistant, anti-vibration connector solutions for automotive electronics.","\u003Ch2>汽车电子连接器解决方案\u003C\u002Fh2>\u003Cp>随着汽车智能化和电动化趋势的加速，汽车电子系统对连接器的要求越来越高。我们提供符合IATF 16949标准的汽车级连接器产品。\u003C\u002Fp>\u003Ch3>核心优势\u003C\u002Fh3>\u003Cul>\u003Cli>工作温度范围：-40°C ~ +125°C\u003C\u002Fli>\u003Cli>抗振动等级：10G以上\u003C\u002Fli>\u003Cli>防护等级：IP67\u002FIP68可选\u003C\u002Fli>\u003Cli>寿命：500+次插拔循环\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>应用场景\u003C\u002Fh3>\u003Cp>仪表盘、车载信息娱乐系统、高级驾驶辅助系统(ADAS)、电池管理系统(BMS)、车身控制模块(BCM)等。\u003C\u002Fp>",[1157,1166,1167],"IATF 16949","耐高温",547,"2025-12-26T04:32:14.387Z","2026-02-28T04:32:14.393Z","2026-09-05T03:40:07.990Z",[1173,1179,1185,1191,1197,1203,1209,1215],{"id":1174,"name":1175,"logo":1176,"website":1177,"sort":51,"isActive":16,"createdAt":1178,"updatedAt":1178},"partner-7","OPPO","https:\u002F\u002Fplacehold.co\u002F200x80\u002F333333\u002Fffffff?text=OPPO","https:\u002F\u002Foppo.com","2026-02-28T04:32:14.480Z",{"id":1180,"name":1181,"logo":1182,"website":1183,"sort":114,"isActive":16,"createdAt":1184,"updatedAt":1184},"partner-6","Xiaomi","https:\u002F\u002Fplacehold.co\u002F200x80\u002F333333\u002Fffffff?text=Xiaomi","https:\u002F\u002Fmi.com","2026-02-28T04:32:14.476Z",{"id":1186,"name":1187,"logo":1188,"website":1189,"sort":62,"isActive":16,"createdAt":1190,"updatedAt":1190},"partner-5","DJI","https:\u002F\u002Fplacehold.co\u002F200x80\u002F333333\u002Fffffff?text=DJI","https:\u002F\u002Fdji.com","2026-02-28T04:32:14.472Z",{"id":1192,"name":1193,"logo":1194,"website":1195,"sort":73,"isActive":16,"createdAt":1196,"updatedAt":1196},"partner-4","Haier","https:\u002F\u002Fplacehold.co\u002F200x80\u002F333333\u002Fffffff?text=Haier","https:\u002F\u002Fhaier.com","2026-02-28T04:32:14.467Z",{"id":1198,"name":1199,"logo":1200,"website":1201,"sort":190,"isActive":16,"createdAt":1202,"updatedAt":1202},"partner-3","Midea","https:\u002F\u002Fplacehold.co\u002F200x80\u002F333333\u002Fffffff?text=Midea","https:\u002F\u002Fmidea.com","2026-02-28T04:32:14.463Z",{"id":1204,"name":1205,"logo":1206,"website":1207,"sort":26,"isActive":16,"createdAt":1208,"updatedAt":1208},"partner-2","BYD","https:\u002F\u002Fplacehold.co\u002F200x80\u002F333333\u002Fffffff?text=BYD","https:\u002F\u002Fbyd.com","2026-02-28T04:32:14.459Z",{"id":1210,"name":1211,"logo":1212,"website":1213,"sort":10,"isActive":16,"createdAt":1214,"updatedAt":1214},"partner-1","Huawei","https:\u002F\u002Fplacehold.co\u002F200x80\u002F333333\u002Fffffff?text=Huawei","https:\u002F\u002Fhuawei.com","2026-02-28T04:32:14.452Z",{"id":1216,"name":1217,"logo":1218,"website":1219,"sort":15,"isActive":16,"createdAt":1220,"updatedAt":1221},"partner-8","Siemens","https:\u002F\u002Fplacehold.co\u002F200x80\u002F333333\u002Fffffff?text=Siemens","https:\u002F\u002Fsiemens.com","2026-02-28T04:32:14.485Z","2026-03-08T12:59:42.662Z",[1223,1244,1263],{"id":1224,"title":1225,"titleEn":1226,"slug":1227,"type":1228,"category":1229,"industry":9,"coverImage":1230,"images":1231,"imageLabels":1232,"imageLabelsEn":1233,"summary":1234,"summaryEn":1235,"content":1236,"contentEn":1237,"tags":1238,"viewCount":1240,"publishedAt":1241,"createdAt":1242,"updatedAt":1243},"art-tech-30","排针排母应用全景：板对板、电源分流、调试口与模块化拆分","Pin and Female Header Applications: Board-to-Board, Power, Debug and Modules","pin-female-header-application-map","NEWS","exhibition","https:\u002F\u002Fplacehold.co\u002F800x500\u002F0d47a1\u002Fffffff?text=Header+Applications",[],[],[],"排针排母不是“什么板都能插”。先按板对板硬对插、电源并联、调试烧录、模块化子卡四条线分工，再决定间距和镀层，避免把高压大电流或高速差分硬塞进开放针座。","Pin and female headers are a toolkit, not a universal joint. Split board-to-board, paralleled power, debug and modules before choosing pitch and plating.","\u003Ch2>先画互连图，再选排针\u003C\u002Fh2>\u003Cp>网上把“排针排母应用”写得很宽：电脑、手机、汽车、PLC 都能见到针座。真正能一次选对的，是把整机拆成几条互连，而不是给每个网口都下同一颗 2.54mm 10P。骏佳电子的排针排母主力在 2.54 \u002F 2.00 \u002F 1.27 \u002F 1.00mm，适合 GPIO、UART、辅助电源和可拆模块；0.4mm 高速浮动板对板、400V 以上高压互锁，是另一类产品，不要混进同一颗料号。\u003C\u002Fp>\u003Ch3>四条最常见的应用线\u003C\u002Fh3>\u003Cdiv class=\"table-wrap\">\u003Ctable>\u003Cthead>\u003Ctr>\u003Cth>应用线\u003C\u002Fth>\u003Cth>对面是什么\u003C\u002Fth>\u003Cth>排针排母怎么用\u003C\u002Fth>\u003Cth>不该怎么用\u003C\u002Fth>\u003C\u002Ftr>\u003C\u002Fthead>\u003Ctbody>\u003Ctr>\u003Ctd>板对板硬对插\u003C\u002Ftd>\u003Ctd>另一块 PCB 上的排母或排针\u003C\u002Ftd>\u003Ctd>控制板+驱动板、核心板+底板、显示板叠层\u003C\u002Ftd>\u003Ctd>不要当 Gbps 差分背板，也不要用开放针去插 IDC\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>电源与回流\u003C\u002Ftd>\u003Ctd>同一排里的电源脚、地脚\u003C\u002Ftd>\u003Ctd>2.54\u002F2.00mm 多针并联，给模块供电\u003C\u002Ftd>\u003Ctd>单针打满目录电流；牵引高压请用高压连接器\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>调试与配置\u003C\u002Ftd>\u003Ctd>杜邦、烧录器、跳线帽\u003C\u002Ftd>\u003Ctd>JTAG\u002FSWD\u002FUART、BOOT 脚、终端电阻\u003C\u002Ftd>\u003Ctd>量产还每天拔插却用最低价镀锡\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>模块化子卡\u003C\u002Ftd>\u003Ctd>可更换的采集\u002F通信\u002F电源小板\u003C\u002Ftd>\u003Ctd>针长和塑高锁死叠层，方便售后换板\u003C\u002Ftd>\u003Ctd>振动很大却不加定位柱或螺钉\u003C\u002Ftd>\u003C\u002Ftr>\u003C\u002Ftbody>\u003C\u002Ftable>\u003C\u002Fdiv>\u003Ch3>行业里它实际出现在哪\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>工业\u003C\u002Fstrong>：变频器控制板与驱动\u002F采样板、PLC 扩展、采集卡通道板。空间紧时从 2.54mm 降到 2.00 或 1.27mm。\u003C\u002Fli>\u003Cli>\u003Cstrong>新能源低压电子\u003C\u002Fstrong>：BMS 从控、OBC 辅源、MCU 信号板之间的 12V\u002F5V\u002F3.3V 和 CAN。电池包主回路不是排针的活。\u003C\u002Fli>\u003Cli>\u003Cstrong>家电与照明\u003C\u002Fstrong>：显示板对主控、LED 驱动板对灯板（短距硬对插）；长线出壳体更适合线对板。\u003C\u002Fli>\u003Cli>\u003Cstrong>安防与网关\u003C\u002Fstrong>：主控堆通信模组（Wi-Fi \u002F 4G \u002F 以太网），针数多、高度紧，常用双排 SMT。\u003C\u002Fli>\u003Cli>\u003Cstrong>研发与产线\u003C\u002Fstrong>：烧录口、ICT 转接、工装对插——寿命和镀层比“好看”更重要。\u003C\u002Fli>\u003C\u002Ful>\u003Cp>本系列后面几篇按高密度板对板、大电流与新能源低压、工控模块、家电、调试治具、安防网关展开。选型参数（间距、塑高、镀层）仍以本栏目既有对照文为准，应用文只回答“这口在整机里干什么”。\u003C\u002Fp>","\u003Ch2>Draw the interconnect, then pick the header\u003C\u002Fh2>\u003Cp>Pin and female headers show up in PCs, appliances, cars and PLCs. The useful split is by job, not by industry slogan. Junjia’s core pitches are 2.54 \u002F 2.00 \u002F 1.27 \u002F 1.00mm for GPIO, UART, auxiliary power and removable modules. 0.4mm floating high-speed BTB and >400V interlock connectors are different families — do not stuff them into one SKU.\u003C\u002Fp>\u003Ch3>Four application lanes\u003C\u002Fh3>\u003Cdiv class=\"table-wrap\">\u003Ctable>\u003Cthead>\u003Ctr>\u003Cth>Lane\u003C\u002Fth>\u003Cth>The other side\u003C\u002Fth>\u003Cth>Use pin + female for\u003C\u002Fth>\u003Cth>Do not use them for\u003C\u002Fth>\u003C\u002Ftr>\u003C\u002Fthead>\u003Ctbody>\u003Ctr>\u003Ctd>Hard board-to-board\u003C\u002Ftd>\u003Ctd>A mating header on the next PCB\u003C\u002Ftd>\u003Ctd>Control\u002Fdrive stacks, SOM-to-carrier, display boards\u003C\u002Ftd>\u003Ctd>Gbps backplanes, or IDC on an open pin strip\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>Power and return\u003C\u002Ftd>\u003Ctd>Paralleled power\u002Fground pins\u003C\u002Ftd>\u003Ctd>2.54\u002F2.00mm module supplies\u003C\u002Ftd>\u003Ctd>Catalog current on one pin; traction HV needs HV connectors\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>Debug and config\u003C\u002Ftd>\u003Ctd>Dupont, programmers, jumpers\u003C\u002Ftd>\u003Ctd>JTAG\u002FSWD\u002FUART, boot, termination\u003C\u002Ftd>\u003Ctd>Daily mating on the cheapest tin\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>Modules\u003C\u002Ftd>\u003Ctd>Swappable DAQ\u002Fcomms\u002Fpower cards\u003C\u002Ftd>\u003Ctd>Locked stack height for field swap\u003C\u002Ftd>\u003Ctd>High vibration with no pegs or screws\u003C\u002Ftd>\u003C\u002Ftr>\u003C\u002Ftbody>\u003C\u002Ftable>\u003C\u002Fdiv>\u003Ch3>Where they actually sit\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>Industrial\u003C\u002Fstrong>: VFD control-to-drive\u002Fsense boards, PLC I\u002FO, DAQ mezzanines. Drop from 2.54mm to 2.00\u002F1.27mm when area is gone.\u003C\u002Fli>\u003Cli>\u003Cstrong>NEV low-voltage electronics\u003C\u002Fstrong>: BMS slaves, OBC aux, MCU signal boards at 12\u002F5\u002F3.3V and CAN. Pack main loops are not pin-header work.\u003C\u002Fli>\u003Cli>\u003Cstrong>Appliances and lighting\u003C\u002Fstrong>: display-to-control, short LED driver-to-light-board stacks; long exits prefer wire-to-board.\u003C\u002Fli>\u003Cli>\u003Cstrong>Security and gateways\u003C\u002Fstrong>: MCU stacked on Wi-Fi \u002F 4G \u002F Ethernet modules — dual-row SMT.\u003C\u002Fli>\u003Cli>\u003Cstrong>Lab and line\u003C\u002Fstrong>: programming, ICT adapters, fixtures — plating life beats cosmetics.\u003C\u002Fli>\u003C\u002Ful>\u003Cp>Later articles in this series cover dense stacking, high current in NEV LV electronics, industrial modules, appliances, fixtures and gateways. Pitch, height and plating remain in the earlier selection notes; these pages only answer what the port does in the machine.\u003C\u002Fp>",[6,204,1239],"应用",262,"2026-08-21T15:33:34.681Z","2026-09-04T15:33:34.775Z","2026-09-05T04:26:55.270Z",{"id":1245,"title":1246,"titleEn":1247,"slug":1248,"type":1228,"category":1229,"industry":9,"coverImage":1249,"images":1250,"imageLabels":1251,"imageLabelsEn":1252,"summary":1253,"summaryEn":1254,"content":1255,"contentEn":1256,"tags":1257,"viewCount":1259,"publishedAt":1260,"createdAt":1261,"updatedAt":1262},"art-tech-31","高密度 PCB 板对板对接：排针排母怎么叠层才不歪、不虚接","High-Density PCB Board-to-Board: Stacking Pin and Female Headers Cleanly","high-density-pcb-board-to-board-pin-female-header","https:\u002F\u002Fplacehold.co\u002F800x500\u002F1565c0\u002Fffffff?text=Dense+Board+Stack",[],[],[],"高密度不是去追 0.4mm 手机连接器。排针排母做板对板，关键是间距、叠层高度、多连接器同时对插的公差。对照 1.00\u002F1.27\u002F2.00mm 在变频器、网关、采集卡里的用法。","Density here is 1.00–2.00mm pin\u002Ffemale stacks, not 0.4mm phone BTB. Pitch, stack height and multi-connector tolerance on VFDs, gateways and DAQ cards.","\u003Ch2>高密度，先定义你的“密”是哪一档\u003C\u002Fh2>\u003Cp>消费电子里的板对板，常常是 0.4–0.5mm 带屏蔽、带浮动的专用连接器，用来走 MIPI、PCIe。工业和电源模块说的“高密度”，更多是：机箱变矮了，2.54mm 双排 40P 占不住，要把控制板、通信板、采样板叠起来。这时排针+排母仍然好用，间距落到 2.00mm、1.27mm 甚至 1.00mm，用塑高去锁两块板的间隙。变频器内部控制板、工业采集卡扩展、智能网关核心板，网上公开方案里大量是这一类，而不是手机主板那种超细间距。\u003C\u002Fp>\u003Ch3>三种几何，三种公差\u003C\u002Fh3>\u003Cdiv class=\"table-wrap\">\u003Ctable>\u003Cthead>\u003Ctr>\u003Cth>叠法\u003C\u002Fth>\u003Cth>典型结构\u003C\u002Fth>\u003Cth>公差重点\u003C\u002Fth>\u003C\u002Ftr>\u003C\u002Fthead>\u003Ctbody>\u003Ctr>\u003Ctd>平行堆叠（夹层）\u003C\u002Ftd>\u003Ctd>下板排针、上板排母，或反过来\u003C\u002Ftd>\u003Ctd>塑高+针长=板间距；两颗连接器并列时孔位必须同一套坐标\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>直角侧插\u003C\u002Ftd>\u003Ctd>弯插排针从板边进排母\u003C\u002Ftd>\u003Ctd>出线高度、机箱壁、手能不能拔\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>核心板插到底板\u003C\u002Ftd>\u003Ctd>SOM \u002F 通信模组金手指式的排针阵\u003C\u002Ftd>\u003Ctd>定位柱非对称，防止 180° 插反\u003C\u002Ftd>\u003C\u002Ftr>\u003C\u002Ftbody>\u003C\u002Ftable>\u003C\u002Fdiv>\u003Ch3>工程上最容易翻车的三件事\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>两排连接器同时对插\u003C\u002Fstrong>：左边 2×20P、右边再来一颗 2×10P 电源排，孔距差 0.2mm，上板就会“一只脚虚、一只脚顶死”。要在同一块板的同一套钻孔图里出，不要两家料各画各的封装。\u003C\u002Fli>\u003Cli>\u003Cstrong>叠层没画剖面\u003C\u002Fstrong>：目录针长不是露出长度。露出 = 针长 − 板厚 − 焊点，再和排母有效接触重叠 1.5–2.5mm。电解电容、屏蔽罩会先碰到，连接器还没插到位。\u003C\u002Fli>\u003Cli>\u003Cstrong>把高速差分塞进开放排针\u003C\u002Fstrong>：PWM、UART、GPIO、I2C 可以；摄像头 MIPI、车载 SerDes 请用阻抗可控的板对板。短叠层有利于降延迟和拾干扰，但排针不是传输线。\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>间距怎么落到这些板上\u003C\u002Fh3>\u003Cp>信号多、电流小：1.27mm 或 1.00mm SMT 双排，注意共面性和回流塑胶（PA6T\u002FLCP）。既有信号又有几安培辅源：2.00mm，电源脚放外侧并并联。维修要手插、波峰焊：留 2.54mm。0.80mm 一类更细的针座在部分变频器方案里出现，对贴装和返修更苛刻，量产前要过共面性和插拔力，不要只看占板面积。\u003C\u002Fp>\u003Cp>骏佳电子排针排母可按针长、塑高、直插\u002F弯插\u002FSMT 成套出货。高密度叠层请把目标板间距、几颗连接器的相对坐标和哪些脚是电源发给工程，我们按一套图纸配 PAS\u002FPAR\u002FPAM 与对应排母，而不是让你拿两颗标准件硬凑。\u003C\u002Fp>","\u003Ch2>Say which “dense” you mean\u003C\u002Fh2>\u003Cp>Phone board-to-board is often 0.4–0.5mm shielded floating parts for MIPI or PCIe. Industrial “dense” usually means the chassis got shorter and a 2.54mm 2×40P no longer fits, so control, comms and sense boards stack. Pin + female still works at 2.00 \u002F 1.27 \u002F 1.00mm with insulator height locking the gap. Public VFD, DAQ and gateway schemes look like this — not like a handset motherboard.\u003C\u002Fp>\u003Ch3>Three geometries\u003C\u002Fh3>\u003Cdiv class=\"table-wrap\">\u003Ctable>\u003Cthead>\u003Ctr>\u003Cth>Stack\u003C\u002Fth>\u003Cth>Typical parts\u003C\u002Fth>\u003Cth>Tolerance that bites\u003C\u002Fth>\u003C\u002Ftr>\u003C\u002Fthead>\u003Ctbody>\u003Ctr>\u003Ctd>Parallel mezzanine\u003C\u002Ftd>\u003Ctd>Pins on one board, socket on the other\u003C\u002Ftd>\u003Ctd>Height + pin length = gap; two connectors must share one hole grid\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>Right-angle side entry\u003C\u002Ftd>\u003Ctd>Right-angle pin into a socket\u003C\u002Ftd>\u003Ctd>Lid, wall and finger access\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd>SOM into carrier\u003C\u002Ftd>\u003Ctd>A pin field on a module\u003C\u002Ftd>\u003Ctd>Asymmetric pegs so it cannot mate 180° out\u003C\u002Ftd>\u003C\u002Ftr>\u003C\u002Ftbody>\u003C\u002Ftable>\u003C\u002Fdiv>\u003Ch3>Three failure modes\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>Two connectors at once\u003C\u002Fstrong>: a 2×20P plus a 2×10P power header 0.2mm off will float one side and bottom the other. One drill drawing, one supplier set.\u003C\u002Fli>\u003Cli>\u003Cstrong>No side section\u003C\u002Fstrong>: catalog pin length is not exposed length. Overlap the female contact 1.5–2.5mm. Tall caps hit the lid first.\u003C\u002Fli>\u003Cli>\u003Cstrong>Open pins as a backplane\u003C\u002Fstrong>: PWM, UART, GPIO, I2C yes; MIPI and SerDes need impedance-controlled BTB. Short stacks cut loop area; they are not transmission lines.\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>Pitch on these boards\u003C\u002Fh3>\u003Cp>Many signals, little current: 1.27mm or 1.00mm dual-row SMT, watch coplanarity and PA6T\u002FLCP. Mixed signal plus a few amps: 2.00mm with paralleled power on the outside. Service by hand or wave solder: keep 2.54mm. 0.80mm exists on some VFD boards and punishes placement and rework — qualify force and coplanarity, not only area.\u003C\u002Fp>\u003Cp>Junjia can ship matched pin\u002Ffemale sets with custom length and height. Send target gap, connector coordinates and which pins are power; we will map PAS\u002FPAR\u002FPAM plus the socket instead of forcing two catalog leftovers.\u003C\u002Fp>",[6,204,1258,1104],"板对板",267,"2026-08-23T15:33:34.681Z","2026-09-04T15:33:34.778Z","2026-09-05T04:26:55.207Z",{"id":1264,"title":1265,"titleEn":1266,"slug":1267,"type":1228,"category":1229,"industry":9,"coverImage":1268,"images":1269,"imageLabels":1270,"imageLabelsEn":1271,"summary":1272,"summaryEn":1273,"content":1274,"contentEn":1275,"tags":1276,"viewCount":1279,"publishedAt":1280,"createdAt":1281,"updatedAt":1282},"art-tech-32","大电流排针怎么用：新能源车低压电子与电源模块的并联和降额","High-Current Pin Headers in NEV Low-Voltage Electronics and Power Modules","high-current-pin-header-nev-power-module","https:\u002F\u002Fplacehold.co\u002F800x500\u002Fb71c1c\u002Fffffff?text=High+Current+Header",[],[],[],"排针可以给模块送几安培到十几安培，靠的是多针并联和降额，不是拿 2.54mm 单针去扛牵引高压。划清 BMS\u002FOBC\u002F辅源 与电池包高压互连的边界，并给出并联针数的算法。","Amps through pin headers come from paralleled, derated pins — not from stuffing traction HV into a 2.54mm strip. BMS\u002FOBC\u002Faux versus pack HV, plus a pin-count method.","\u003Ch2>先把“大电流”和“高压”拆开\u003C\u002Fh2>\u003Cp>新能源汽车里连接器很多：充电口、换电、电机三相、PDU、高压互锁，走的是专用高压系统（国标体系里常按 GB 18384 的 B 级电压来谈），那不是排针排母。排针出现的位置是低压电子：BMS 采样板与主控之间的均衡\u002F温度\u002F通信、OBC 控制板与辅源、MCU 信号板的 12V 与 5V、车灯和座舱模块内部的板对板。网上能搜到“2.00mm 双排母、单针约 3A、镀金、−40～105℃”这类规格，指的就是这一层，不是电池包主回路。\u003C\u002Fp>\u003Cp>工业开关电源、LED 驱动、光伏逆变器的采样\u002F控制板同样如此：主功率走端子或母排，控制电和风扇、继电器线圈才上排针。把两类口画在一张互连图上，物料不会买错。\u003C\u002Fp>\u003Ch3>单针目录电流怎么读\u003C\u002Fh3>\u003Cp>常见 2.54mm 排针规格按 EIA-364-70 一类方法，在环境约 25℃、温升 30K 时给出约 3A。这是实验室单针或少针条件。壳体密、邻针同时发热、车规舱内 85℃、通风差，必须降额。工业和车载低压电子习惯按目录值的 50–70% 作连续电流，再为回流地留不少于电源的针数。1.27mm 针更细，只适合信号和很小的辅源，不要靠它给电机预驱供电。\u003C\u002Fp>\u003Ch3>并联几针：一个能上图纸的算法\u003C\u002Fh3>\u003Cul>\u003Cli>取单针连续电流 I1 = 目录值 × 降额（例如 3A × 0.6 = 1.8A）。\u003C\u002Fli>\u003Cli>需要的针数 n = 向上取整( I负载 \u002F I1 × 1.25 )，1.25 用来防接触电阻不均和单针失效。\u003C\u002Fli>\u003Cli>地回针数 ≥ 电源针数，电源和地成对放在外侧或对称位置，避免一头热一头冷。\u003C\u002Fli>\u003Cli>并联针在 PCB 上用足够宽的铜箔分别接到各针，再汇合，减小“一根细线喂四颗针”造成的偏流。\u003C\u002Fli>\u003C\u002Ful>\u003Cp>举例：模块要 8A 连续、2.54mm 排针。I1=1.8A，n≈向上取整(8\u002F1.8×1.25)=6 针电源 + 至少 6 针地。看起来“浪费针”，比单针过热后塑胶爬电安全。若持续超过十几安培，应评估更大间距电源端子，而不是无限制加排针。\u003C\u002Fp>\u003Ch3>新能源低压板上的配套要求\u003C\u002Fh3>\u003Cul>\u003Cli>振动：通孔优于纯 SMT；大针数加定位柱或螺钉，焊点不要单独扛插拔。\u003C\u002Fli>\u003Cli>环境：镀金接触区抗硫化、盐雾；焊接区仍可镀锡。写清金厚，不要只写“镀金”。\u003C\u002Fli>\u003Cli>温度：塑胶用 PA6T 等耐回流材料时，还要核舱内最高温是否落在材料长期使用区间。\u003C\u002Fli>\u003Cli>安全：排针两侧不要紧贴高压铜排；爬电按你的绝缘等级空针隔离，空位要画在封装里。\u003C\u002Fli>\u003C\u002Ful>\u003Cp>骏佳电子 2.54\u002F2.00mm 排针排母可用于辅源和信号板对板，并按针长、镀层出货。询价请写连续电流、环境温度、是否车规振动，以及高压回路用的是哪类专用连接器——我们会阻止把牵引电流画到排针网上。\u003C\u002Fp>","\u003Ch2>Split “high current” from “high voltage”\u003C\u002Fh2>\u003Cp>NEV wiring includes charge inlets, e-axle phases, PDUs and HVIL — those are HV systems (often discussed under GB 18384 class B). Pin headers sit on the LV electronics: BMS sense-to-controller, OBC control-to-aux, MCU 12V\u002F5V, cabin modules. Catalog lines such as “2.00mm dual-row, ~3A\u002Fpin, gold, −40 to 105°C” belong here, not on the pack main loop.\u003C\u002Fp>\u003Cp>The same split applies to industrial PSUs, LED drivers and PV inverter control\u002Fsense boards: bulk power on terminals or busbars; control rails, fans and coils on headers.\u003C\u002Fp>\u003Ch3>How to read the catalog amp\u003C\u002Fh3>\u003Cp>A typical 2.54mm header is quoted near 3A at ~25°C ambient with a 30K rise (EIA-364-70 style). Dense housings, all pins hot, 85°C cabin air and no airflow require derating. LV automotive and industrial practice is 50–70% of catalog for continuous current, with return pins no fewer than supply pins. 1.27mm is for signals and tiny aux rails, not pre-driver power.\u003C\u002Fp>\u003Ch3>A pin-count you can put on a drawing\u003C\u002Fh3>\u003Cul>\u003Cli>I1 = catalog × derate (e.g. 3A × 0.6 = 1.8A).\u003C\u002Fli>\u003Cli>n = ceil( Iload \u002F I1 × 1.25 ); the 1.25 covers uneven resistance and one open pin.\u003C\u002Fli>\u003Cli>Return pins ≥ supply pins, paired on the outside or symmetrically.\u003C\u002Fli>\u003Cli>Feed each pin with adequate copper before they star together, so one skinny trace does not hog current.\u003C\u002Fli>\u003C\u002Ful>\u003Cp>Example: 8A continuous on 2.54mm. I1=1.8A → about six supply pins and at least six grounds. If you need tens of amps continuous, step up to a power terminal family instead of growing an endless pin field.\u003C\u002Fp>\u003Ch3>NEV LV extras\u003C\u002Fh3>\u003Cul>\u003Cli>Vibration: THT beats pure SMT; pegs or screws so solder is not the latch.\u003C\u002Fli>\u003Cli>Gold on the contact for sulfur and salt; tin on the solder tail; write thickness.\u003C\u002Fli>\u003Cli>Check long-term plastic temperature, not only reflow peak.\u003C\u002Fli>\u003Cli>Keep HV busbars off the header; draw creepage blanks in the footprint.\u003C\u002Fli>\u003C\u002Ful>\u003Cp>Junjia 2.54\u002F2.00mm headers fit aux and signal board-to-board. Put continuous current, ambient, vibration and which HV family you already use on the RFQ so traction current never lands on a pin net.\u003C\u002Fp>",[6,1146,1277,1278],"新能源","电源",277,"2026-08-25T15:33:34.681Z","2026-09-04T15:33:34.782Z","2026-09-05T04:26:55.254Z"]