WMSIC Electronic Components

MOLEX 643231039

Model643231039
BrandMOLEX
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 25+

Available for RFQ

Technical data

Product details

18 specifications

Core information

Product name
MOLEX 643231039
Type
MOLEX
Minimum package
5500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MOLEX
Electronic Component
643231039
Electronic Component
1
Electronic Component
Terminal Block
Electronic Component
0.33g
Electronic Component
1
Electronic Component
BM0264913536
AWG
14~16
Electronic Component
Electronic Component
Electronic Component
Electronic Component
Voltage
14V
Electronic Component
Electronic Component
Electronic Component
5500
(OD)
2.1mm~2.8mm

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

MOLEX 643231039 产品概述

一、产品简介

MOLEX 643231039 为一款面向线束压接的母型(F)触头,适用于 14–16 AWG(线规)电缆的端接与插接。产品以卷盘(reel)形式供应,便于自动化取放与高速组装线使用。典型应用覆盖汽车低压系统、工业控制与一般电子设备中的低压电源与信号连接场景。

二、关键技术参数

  • 线规(AWG):14 ~ 16
  • 允许绝缘外径(OD):2.1 mm ~ 2.8 mm
  • 触头材质:铜合金
  • 触头镀层:锡(Sn)
  • 额定电压:14 V
  • 描述:Contact F Crimp ST Cable Mount 14-16AWG(卷盘包装)
  • 品牌:MOLEX

(注:电流承载能力、耐压试验、触点电阻等具体性能指标请参照 MOLEX 官方规格书或技术资料以获得准确信息。)

三、结构与材料

该触头采用铜合金基材,保证良好的导电性与机械强度;外层锡镀提升抗氧化性并改善焊接/接触性能。结构上包含用于导体压接的金属筒和用于插入端子座的插接舌部,设计兼顾导电接触与机械可靠性,适配常见的线缆绝缘直径范围。

四、特点与优势

  • 自动化友好:卷盘包装(reel)便于贴装机器人或自动化压接机高速取放,提高生产效率并降低人工变异。
  • 兼容性强:支持 14–16 AWG 的常见线规,覆盖较宽的线径范围,适用于电源线与较粗信号线。
  • 耐腐蚀性:锡镀层能有效抑制氧化,延长接触寿命并降低接触电阻随时间上升的风险。
  • 机械可靠:铜合金基材提供良好的弹性与强度,保证反复插拔或振动环境下的机械稳定性。
  • 低压应用适配:额定电压 14V,适合 12V 级别的车载与低压电子系统。

五、适用场景

  • 汽车电子:车内线束、传感器/执行器电源与信号连接(12V 系统)
  • 工业控制:低压控制柜、机电装置中的模块化接线
  • 消费电子与家电:电源线端子、内置连线应用
  • 线束加工厂:标准化端子化作业,用于批量生产的端子压接工艺

六、安装与压接建议

  • 使用匹配的压接模具:选用与触头型号匹配的压接模具或 MOLEX 推荐的专用手动/气动压接工具,确保压接的压边和压体位置准确。
  • 剥线与定位:严格按照触头规格书推荐的剥线长度与线芯摆放方式进行剥皮与定位,避免导体外露过多或绝缘阻挡压接舌。
  • 质量控制:建议进行拉力试验(pull test)与横截面剖检(cross-section)以验证压接质量,确保导体被完全包覆且无空洞、虚焊或飞线。
  • 热处理注意:锡镀层对高温较敏感,避免在压接后进行高温回流或长时间局部加热,以免影响金属间结合或造成脱镀。
  • 材料匹配:尽量避免与不兼容的金属直接接触(如某些铜-铝接口情形)以免产生电化学腐蚀。

七、质量检验与可靠性

压接后需关注以下检验项目:外观完整性(无毛刺、裂纹)、压接尺寸(满足规格公差)、接触电阻(低且稳定)、拉力值(满足工艺要求)、耐振动与温湿循环后的性能保持。批量生产时建议建立抽检计划,并保留样本做环境试验验证。

八、包装与供应链

本件以卷盘形式包装,适配自动化取放设备。卷盘供应利于大批量生产与线束装配作业,便于条码/批次管理及追溯。采购时确认卷盘规格、每卷数量、以及是否包含防静电或湿气防护措施,以满足制造线与仓储管理需求。

九、选型注意事项

  • 电流与温升:额定电压为 14V,但电流承载能力受线规、压接质量与工作温度影响;选型时应参考完整的电流-温升曲线或向厂家索取电流额定值。
  • 配套端子座:确认触头需插入的插座/外壳系列,保证配合公差与卡紧结构相匹配。
  • 合规性与验收:若用于汽车或特定行业,应确认是否满足对应的行业认证或环境试验要求(如 RoHS、车规级测试等),并以 MOLEX 官方资料为准。

如需更详细的机械图、压接模具号、拉力与电气特性表,请提供需求或直接参考 MOLEX 官方规格书与数据手册,以便获得精确的工程参数与装配指导。

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