Circular connection end圆形连接端
The end uses a circular interface form, with connection positions planned around mating direction, retention and cable exit.端头具有圆形接口形式，可围绕对插方向、端部固定和线缆出口规划连接位置。
Hirose CompatibleHirose兼容组件
4-Pin Circular Connector to 3-Way D-Tap Power Distribution Harness四针圆形接头转三路D-Tap电源分配线束
4-Pin Circular Connector to 3-Way D-Tap Power Distribution Harness combines circular connection end, end transition layout, plug-in connection end. Interface, circuit and installation data guide dimensions, material selection and sample review.四针圆形接头转三路D-Tap电源分配线束的结构重点包括圆形连接端、端头转接与组合、插接式端头。接口、电路与安装资料将作为尺寸、物料和样品制作的确认依据。
- Circular connection end圆形连接端
- End transition layout端头转接与组合
- Plug-in connection end插接式端头
CONSTRUCTION结构解析
Connection structure and design details连接结构与设计要点
Use the 4-pin circular connector to 3-way d-tap power distribution harness form as a starting point and confirm these design points against drawings and the actual equipment.以四针圆形接头转三路D-Tap电源分配线束的结构形式为起点，结合图纸和实际设备确认以下设计要点。
End transition layout端头转接与组合
The assembly organizes a transition or combined connection, with end directions, transition sections and fixing arranged around the equipment positions.组件以转接或组合形式组织连接，可围绕两端设备位置安排端头方向、过渡段与固定。
Plug-in connection end插接式端头
The end uses a plug-in form, with clearance arranged for insertion, removal and cable bends.端头采用插接形式，可围绕安装位置安排插入、退出及线缆弯曲空间。
Interface and function review接口与功能确认
An HRS mark does not establish original sourcing不能以HRS标志推定原厂来源
CONFIGURATION结构与选配
Construction & customization options结构与定制配置
The table describes the construction and available configuration choices. Materials, dimensions, circuits and inspection requirements are agreed for each project.以下说明展示结构与可配置内容。具体材料、尺寸、电路和检验要求按项目确认。
| Exact Hirose series, part number and mounting styleHirose具体系列、料号与安装形式 | Confirm the exact Hirose family, full part number and board or cable form.确认Hirose具体系列、完整料号及板端或线端形式。 |
|---|---|
| Pitch, mating height and board layout间距、插合高度与板端布局 | Include pitch, mating height and header clearance in dimensional review.把节距、插合高度与板端空间列入尺寸审查。 |
| Miniature terminal wire range and processing limits微型端子线径与加工限制 | Process miniature contacts for the actual conductor, insulation diameter and termination method.微型端子按真实导体、绝缘外径及端接方式加工。 |
| Latch, shielding shell and strain support锁扣、屏蔽壳与抗拉支撑 | Check the latch, shield shell and cable support in the assembled state.锁扣、屏蔽壳和线缆支撑按总装状态验证。 |
| Installation and operating boundary安装与使用边界 | Provide pinout, mating parts, dimensions, environment and required evidence.提供针脚、对插件、尺寸、环境及证据要求。 |
| Sample and release basis样品与放行依据 | Review the specification, confirm samples and release the production version.审核规格，确认样品后放行生产版本。 |
APPLICATIONS连接的应用
Application directions应用方向
These are connection directions for project discussion. Suitability depends on interfaces, circuits, installation conditions and project validation; configuration can be adapted to the equipment.以下为可讨论的连接方向。实际适用性取决于接口、电路、安装环境和项目验证，可按设备需求调整。
Equipment control-board connections设备控制板连接
Document pin-row views, mating direction and nearby wire support. Check access to the latch and contacts after assembly. Confirm the exact Hirose family, full part number and board or cable form.板端连接要给出针排视图、插合方向和近端线缆支撑；检查装配后是否仍能操作锁扣并查看接点。选配时，确认Hirose具体系列、完整料号及板端或线端形式。
Leads for small electronic modules小型电子模块的引线
Define contact mapping, fine-wire processing limits and enclosure clearance for compact modules. Locate support close to the cable ends. Include pitch, mating height and header clearance in dimensional review.小型模块的接口定义需要覆盖针位、细线加工范围和壳内空间，靠近端头的支撑位置尤其重要。选配时，把节距、插合高度与板端空间列入尺寸审查。
Shield layers and end terminations屏蔽层与端部接续
Define shield coverage, drain wires and grounding method. Treat shield-continuity checks and system interference testing as separate tasks. Process miniature contacts for the actual conductor, insulation diameter and termination method.屏蔽选择需要明确覆盖结构、排流线和接地方式，屏蔽连续性检查与整机抗干扰试验应分别定义。选配时，微型端子按真实导体、绝缘外径及端接方式加工。
Display-module and control-board connections显示模块与控制板连接
Check insertion direction, contact orientation and frame clearance at display modules. Mark fixed folds on the assembly drawing. Check the latch, shield shell and cable support in the assembled state.显示模块连接需核对插入方向、触点朝向与边框空间，并将固定折弯的位置标入装配图。选配时，锁扣、屏蔽壳和线缆支撑按总装状态验证。
Module wiring within enclosures机箱内部的模块配线
Coordinate board positions, module removal and wire bends within the enclosure. Preserve insulation clearance and support behind each termination. Confirm the exact Hirose family, full part number and board or cable form.机箱内部配线需要协调板卡位置、模块拆装和导线转弯空间；端接后的绝缘与支撑不能被外壳挤压。选配时，确认Hirose具体系列、完整料号及板端或线端形式。
External interfaces on portable equipment便携设备的外部接口
Consider handling, plug grip and cable bends together. Align the exit direction with the device position during use. Include pitch, mating height and header clearance in dimensional review.便携设备连接要同时考虑操作手势、插头握持和尾部弯曲空间，线缆出口方向应与实际使用姿态协调。选配时，把节距、插合高度与板端空间列入尺寸审查。
ENGINEERING & PRODUCTION工程与制造
Adapt the connection to your equipment.围绕设备，调整连接细节。
Touched by me, better it’ll beTouched by me, better it’ll be
Custom wire harness manufacturing in China中国工厂 · 定制线束制造
Our China factory supports hirose compatible projects through custom wire harness manufacturing and OEM/ODM development. Interface, circuit and installation data guide material selection, sample builds and manufacturing-document approval before repeat production.Super Smile-Tech 中国工厂围绕Hirose兼容组件的项目需求提供定制线束制造与 OEM/ODM 支持。我们从接口、电路与安装资料开始，协同物料选配、样品制作和制造文件确认，再按批准要求组织重复生产。
Check the interface and matching parts核对接口与配套件
Confirm the exact Hirose family, full part number and board or cable form. An HRS mark does not establish original sourcing.确认Hirose具体系列、完整料号及板端或线端形式。 不能以HRS标志推定原厂来源。
Define cable and installation conditions定义线材与安装条件
Include pitch, mating height and header clearance in dimensional review. Check board and cable-side variants.把节距、插合高度与板端空间列入尺寸审查。 板端与线端版本需核对。
Set processing and acceptance requirements确定加工与验收要求
Process miniature contacts for the actual conductor, insulation diameter and termination method. Define acceptance for fine-wire crimp or solder joints.微型端子按真实导体、绝缘外径及端接方式加工。 细线压接或焊接的验收方法需明确。
PRODUCT QUESTIONS产品问答
Product & customization questions产品与定制常见问题
Does an HRS marking establish original-component provenance?HRS标志能证明原厂来源吗？
An HRS mark does not establish original sourcing. Confirm the exact Hirose family, full part number and board or cable form.不能以HRS标志推定原厂来源。确认Hirose具体系列、完整料号及板端或线端形式。
Is position count enough to select board and cable versions?同系列板端和线端可以只看针数吗？
Check board and cable-side variants. Include pitch, mating height and header clearance in dimensional review.板端与线端版本需核对。把节距、插合高度与板端空间列入尺寸审查。
How are inspection methods defined for fine-wire terminations?细线端接怎样确定检验方法？
Define acceptance for fine-wire crimp or solder joints. Process miniature contacts for the actual conductor, insulation diameter and termination method.细线压接或焊接的验收方法需明确。微型端子按真实导体、绝缘外径及端接方式加工。
Start with your interface and installation requirements从您的接口与安装需求开始
Share mating interfaces, a circuit table, target lengths or a sample for the 4-pin circular connector to 3-way d-tap power distribution harness. We can use them to review configuration and sample requirements.提供四针圆形接头转三路D-Tap电源分配线束的对插接口、回路表、目标长度或参考样品，我们据此梳理选配与样品确认事项。