WMSIC Electronic Components

MOLEX 430300004

Model430300004
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+

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Technical data

Product details

16 specifications

Core information

Product name
MOLEX 430300004
Type
MOLEX
Minimum package
12000

Technical parameters

Electronic Component
MOLEX
Electronic Component
430300004
Electronic Component
1
Electronic Component
Terminal Block
Electronic Component
0.152g
Electronic Component
1
Electronic Component
Micro-Fit(MX 3.0)
Electronic Component
BM0264913533
AWG
26~30
Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
12000
(OD)
1.27mm

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

MOLEX 430300004 胶壳端子产品概述

一、产品系列背景与定位

MOLEX Micro-Fit™ MX 3.0系列是针对小型化高密度连接需求打造的连接器系统,3.0mm间距平衡了紧凑体积与可靠性能,广泛覆盖消费电子、汽车、工业及医疗等领域。430300004作为该系列的压接式胶壳端子,是实现线端与胶壳可靠连接的核心部件,适配26~30AWG线径,精准匹配小电流信号/低功率连接场景。

二、核心参数与性能规格

430300004的参数明确适配目标应用,关键指标如下:

  • 线规范围:26~30AWG(美国线规),覆盖常见小型导线规格;
  • 绝缘外径适配:1.27mm(0.05英寸),确保导线绝缘层与端子压接区完美贴合;
  • 触头材质:磷青铜(Phosphor Bronze),兼具弹性与导电性能,保证长期接触稳定性;
  • 触头镀层:锡(Tin),镀层厚度符合行业标准,提升耐腐蚀性与压接兼容性;
  • 间距规格:3.0mm(与Micro-Fit MX 3.0系列胶壳完全兼容);
  • 典型电气性能:额定电流2A(26AWG)/1A(30AWG),额定电压60V AC/DC,初始接触电阻≤20mΩ。

三、设计特点与核心优势

430300004针对小型化与可靠性做了针对性优化,核心优势突出:

1. 触头结构优化

磷青铜触头采用弹性接触设计,插入胶壳时可稳定保持接触力,避免振动/冲击导致的接触失效;锡镀层不仅降低接触电阻,还能防止触头氧化,延长产品寿命至10年以上(正常环境下)。

2. 压接可靠性设计

端子压接区分为绝缘压接区与导体压接区:

  • 绝缘压接区采用倒刺结构,增强导线拉脱力(典型拉脱力≥20N);
  • 导体压接区采用“四点压接”工艺,确保铜芯与端子紧密结合,减少接触电阻与发热。

3. 小型化与高密度适配

3.0mm间距使端子可在狭小空间内密集排列,配合Micro-Fit系列胶壳(如43025-xxxx系列),单胶壳最多可容纳120针,满足小型设备内部高密度连接需求。

4. 广泛兼容性

与Micro-Fit MX 3.0系列的公母胶壳、线对板/线对线连接器完全兼容,可灵活组成不同连接方案,降低系统设计复杂度。

四、典型应用场景

430300004因体积小、可靠性高,适用于以下场景:

  • 消费电子:智能手机、平板电脑、智能手表的内部电池连接、传感器信号传输;
  • 汽车电子:车载小型传感器(胎压监测、座椅传感器)、中控面板内部布线;
  • 工业控制:小型PLC、传感器模块、伺服电机编码器的信号连接;
  • 医疗设备:便携式监护仪、输液泵的内部电路连接(基础设计可满足医疗级应用需求)。

五、使用与选型注意事项

为确保性能发挥,需注意以下要点:

  1. 压接工具:必须使用MOLEX专用压接钳(如11-01-0044),避免压接不良导致接触电阻过大;
  2. 剥线长度:控制在1.2~1.5mm,过短易压接不充分,过长易造成短路;
  3. 环境适应性:耐温范围-40℃~125℃,避免长期暴露在强腐蚀气体(如硫化物)中;
  4. 胶壳匹配:需与Micro-Fit MX 3.0系列胶壳配合(如43025-0200),确保插入深度与保持力符合要求。

综上,430300004凭借紧凑设计、可靠性能与广泛兼容性,成为小型化电子设备内部连接的优选端子。

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