WMSIC Electronic Components

MOLEX 348033212

Model348033212
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

19 specifications

Core information

Product name
MOLEX 348033212
Type
MOLEX
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MOLEX
Electronic Component
348033212
Electronic Component
1
Electronic Component
Terminal Block
Electronic Component
0.16g
Electronic Component
1
Electronic Component
BM0264888454
AWG
20
Electronic Component
Electronic Component
Electronic Component
Electronic Component
Voltage
14V
Electronic Component
Electronic Component
Electronic Component
10000
Electronic Component
0.5~0.85
(OD)
1.4mm~1.9mm

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

348033212 产品概述

一、产品简介

Molex 348033212 为一款用于电缆端接的压接触头(Contact SKT Crimp ST Cable Mount),适配20 AWG导线,采用卷带(T/R)包装,便于自动化贴装与高速加工线使用。该触头以铜合金为基材并经锡镀层处理,面向低压电源与信号连接场景,广泛应用于消费电子、车载低压系统、工业控制及通信设备的线对板/线对线连接。

二、主要规格与材料

  • 线规(AWG):20
  • 导体等效横截面积:0.5 ~ 0.85 mm²
  • 允许绝缘外径(OD):1.4 mm ~ 1.9 mm
  • 触头材质:铜合金(铜基)
  • 触头镀层:锡(Sn)
  • 额定电压:14 VDC
  • 包装方式:T/R(Tape & Reel,适合自动化生产线)

以上参数表明该触头适配中粗规格的单股或绞线电缆,尤其适用于12~14 VDC等级的电源与低压信号传输。

三、结构与兼容性

  • 该款压接触头设计用于压接到电缆的导体上,并可插入相应的外壳或接插件座。
  • 触头的压接爪(crimp barrel)可固定导体与绝缘部分,确保机械强度与电气连续性。
  • 使用时需与Molex或兼容的接口外壳配套,确保尺寸、卡簧与定位片匹配。采购和装配前应核对对应插座/外壳的零件号与图纸。

四、电气与机械性能要点

  • 额定电压14 V:适合低压系统(如车用电源、便携设备电源轨、低压控制回路)。
  • 导体面积与绝缘直径范围:确保在指定范围内的线缆可以获得可靠压接与应力分散。
  • 镀锡性能:锡镀层提供良好的导电性、焊接性及一定的抗氧化能力,但在高湿或含硫环境下长期耐腐蚀性不及金镀(如金)。
  • 机械强度:压接后应提供足够的拉力和振动耐受性,适合常见的震动环境;具体拉伸与耐振参数建议参照Molex官方技术手册或样件测试结果。

五、端接与装配建议

  • 剥线长度:建议参照Molex规格书的推荐剥线长度,常见范围为3–5 mm,以使导体完全进入压接槽且绝缘层位于绝缘爪处。
  • 压接工具:优先使用Molex指定的手动或电动压接钳/模具,以保证压接形状、尺寸和强度的一致性。批量生产建议采用带模具校准的压接机。
  • 视觉检查:确认导体无外露丝束、绝缘层未被压碎、锡层完整无脱落、压接位置端正。
  • 功能测试:完成压接后应进行简单的拉力测试与通断测试,必要时进行环境应力测试(温循环、盐雾、振动)以验证可靠性。

六、典型应用场景

  • 车载低压电路(如传感器、控制模块的线束)
  • 消费类电子的内部电源与信号连接(便携设备、家电内部低压线束)
  • 工业自动化低压控制与传感器连接
  • 通信设备内部配线与模块间连接

该触头尤为适合要求自动化装配、批量生产及稳定低压传输的场合。

七、检验与质量控制要点

  • 来料检验:核对零件号、外观无明显损伤、镀层完整。
  • 压接过程控制:记录压接设备模具编号、压接力/位移设定、操作员或工位。
  • 成品检验:进行拉力、通断、外观检查;对关键应用建议进行加速老化与环境试验。
  • 储存与处理:避免潮湿、高温与腐蚀性气体环境,密封包装保存以保护锡层。

八、采购与包装信息

  • 品牌:Molex
  • 产品型号:348033212(Contact SKT Crimp ST Cable Mount 20AWG T/R)
  • 包装:卷带(Tape & Reel),方便SMT线体或自动贴装设备连续取料。
  • 选购提示:大批量采购建议索取样品并在实际线材与外壳上进行工艺验证,确保压接参数与配合公差满足长期可靠性要求。

总结:Molex 348033212 是一款面向20 AWG线缆的锡镀铜合金压接触头,适合低压(14 V)应用场景,具有良好的可加工性与自动化装配适配性。为确保长期可靠运行,建议依据Molex的技术手册进行端接参数设置与配套外壳匹配验证。

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