WMSIC Electronic Components

MOLEX 643201319

Model643201319
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 643201319
Type
MOLEX
Minimum package
220 箱

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MOLEX
Electronic Component
643201319
Electronic Component
1
Electronic Component
4
Electronic Component
(Wire-to-Board / Wire-to-Wire)
Electronic Component
0.152g
Electronic Component
Electronic Component
Electronic Component
1
Electronic Component
BM0265618206
Electronic Component
PBT
Operating Temperature
40℃~+125℃
Socket
4x12P
Electronic Component
Electronic Component
PIN
12
Electronic Component
Electronic Component

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

MOLEX 643201319 多排线对板/线对线胶壳产品概述

一、产品定位与基本规格

MOLEX 643201319属于高密度多排连接胶壳,是MOLEX 64320系列的核心型号之一,专为需要大量信号/电源传输的场景设计,支持线对板(与PCB针座配合)和线对线(与端子胶壳配合)两种连接方式。其核心规格如下:

  • 结构:4排12针(4×12P),总针数48;
  • 外观:棕色胶壳,无定位翅设计;
  • 材质:主体塑料为PBT(聚对苯二甲酸丁二醇酯);
  • 环境:工作温度范围-40℃~+125℃,满足工业级严苛环境需求。

二、核心特性解析

1. 高密度布局节省空间

4排12针的紧凑设计,在有限安装空间内实现48个连接点,相比传统2排胶壳可减少30%以上的占用面积,适配小型化、模块化设备(如PLC、车载中控)的内部连接需求,避免多胶壳堆叠带来的布线混乱。

2. PBT材质的性能优势

胶壳采用PBT工程塑料,具备三大核心优势:

  • 宽温稳定性:-40℃~+125℃的工作范围,可承受短期150℃高温冲击,适配工业烤箱、车载发动机舱等场景;
  • 耐化学腐蚀:对弱酸、弱碱及常见工业溶剂(酒精、机油)耐受性强,长期使用无老化脆化;
  • 机械强度可靠:抗冲击、抗弯曲性能优异,安装时不易因外力损坏,且长期振动下无结构变形。

3. 无翅设计提升安装灵活性

无定位翅简化了安装结构,无需额外固定孔或卡扣,可直接与针座/端子胶壳插合,适合对安装空间要求严格的设备;同时降低了零件复杂度,减少整体连接成本。

4. 原厂匹配确保电气可靠性

需搭配MOLEX 64320系列端子(如64320-0001)和64321系列针座使用,确保接触点紧密配合:

  • 插合阻力稳定(2~5N),避免过紧损坏零件或过松导致接触不良;
  • 电气参数:单针额定电流13A(线径2228AWG),额定电压250V AC/DC,绝缘电阻≥1000MΩ(100V DC)。

三、典型应用场景

1. 工业控制设备

  • PLC(可编程逻辑控制器):连接输入输出模块与CPU,传输数字信号和控制指令;
  • 伺服驱动器/变频器:连接功率模块与控制板,实现多通道电源与信号传输;
  • 工业机器人:关节电机与控制器的多线连接,适配机器人工作环境的温度波动。

2. 汽车电子模块

  • 车载中控系统:连接显示屏、音响、传感器,传输音频、视频及CAN总线信号;
  • 车身控制单元(BCM):连接车门、车灯、空调子系统,实现多路信号与电源控制;
  • 新能源汽车BMS(电池管理系统):辅助连接传感器与控制板(需搭配防水配件)。

3. 消费电子与通信设备

  • 大型家电(智能冰箱、洗衣机):内部电路板与电机、传感器的多线连接;
  • 通信基站:射频模块与基带单元的信号连接,适配机房温度环境;
  • 智能家居网关:集中连接摄像头、门锁等多设备。

四、选型与安装注意事项

1. 配套组件选型

  • 端子:必须选择MOLEX 64320系列适配端子(线径22~28AWG),避免非原厂端子导致接触不良;
  • 针座:搭配MOLEX 64321系列同针数针座,确保PCB焊接与胶壳插合兼容性;
  • 防水需求:户外/潮湿场景需额外搭配MOLEX 64320系列防水胶套。

2. 安装操作要点

  • 插合:对齐针座后均匀用力插合至“咔哒”声,确认无松动;
  • 拆卸:使用专用退针工具(如MOLEX 11-03-0041),禁止直接拉扯;
  • 焊接:针座焊接温度≤350℃,时间≤3秒,避免高温损坏PBT胶壳。

3. 存储与维护

  • 存储:干燥通风环境(-20℃~+60℃,相对湿度≤60%),避免阳光直射;
  • 维护:定期检查连接点松动情况,若胶壳变色或端子氧化需及时更换。

五、环境适应性验证

该产品通过多项行业标准测试:

  • 温度循环:-40℃(2h)→+125℃(2h)循环50次,电气性能无衰减;
  • 湿热测试:60℃、95%湿度下放置1000h,胶壳无变形、端子无氧化;
  • 振动测试:符合IEC 60068-2-6标准(10~2000Hz,1g加速度),连接无断开。

综上,MOLEX 643201319凭借高密度设计、宽温稳定性及灵活安装性,成为工业控制、汽车电子等领域多连接场景的可靠选择。

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