WMSIC Electronic Components

MOLEX 39000077

Model39000077
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 Date code within 2 years

Available for RFQ

Technical data

Product details

18 specifications

Core information

Product name
MOLEX 39000077
Type
MOLEX
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MOLEX
Electronic Component
39000077
Electronic Component
1
Electronic Component
Terminal Block
Electronic Component
0.354g
Electronic Component
1
Electronic Component
BM0264888436
AWG
16
Electronic Component
Electronic Component
Electronic Component
Electronic Component
Voltage
600V
Electronic Component
Electronic Component
Electronic Component
4000
(OD)
1.8mm~3.1mm

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

MOLEX 39000077 连接器端子产品概述

MOLEX 39000077是一款适配中小线径应用的压接式端子,凭借稳定的电气性能、可靠的机械设计与经济实用性,广泛应用于工业控制、消费电子等领域。以下从核心参数、设计特点、应用场景等维度展开详细概述。

一、核心参数与规格梳理

该端子的基础参数明确支撑其适配范围,关键指标如下:

  • 线规兼容性:支持18~22 AWG(美制线规)导线,覆盖常见中小功率传输需求;
  • 绝缘外径适配:允许导线绝缘层外径1.8mm~3.1mm,兼容PVC、XLPE等多种绝缘材质;
  • 电气额定值:额定电压600V,满足多数低压电气系统的电压需求;
  • 触头与镀层:触头主体采用黄铜(高导电、易加工),表面镀锡处理(耐腐性、低接触电阻);
  • 品牌归属:属于MOLEX 39000系列标准化端子,延续品牌成熟设计逻辑。

二、触头与结构设计特点

1. 触头压接结构优化

该端子采用双爪式压接设计,压接时可紧密包裹导线导体:

  • 接触面积充足:压接后导体与触头接触面积稳定,典型接触电阻<10mΩ,减少功率损耗与发热;
  • 机械保持力强:双爪结构可防止导线脱落,压接后拉力测试符合UL1581标准(18AWG线径拉力>22N,22AWG>15N)。

2. 锡镀层性能优势

锡镀层厚度符合行业标准(>2μm),具备三大核心优势:

  • 耐腐蚀性:在湿度、轻度盐雾环境下不易氧化,长期使用仍保持良好接触;
  • 可焊性兼容:若需二次焊接(部分场景),可适配常规焊料,操作便捷;
  • 成本可控:相比金镀层更经济,适合批量应用场景。

三、应用场景适配性

MOLEX 39000077的参数与设计使其适配多领域需求:

  • 工业控制:PLC、伺服驱动器、传感器接口的内部线束,满足600V额定电压与中小线径要求;
  • 消费电子:洗衣机、空调、智能家居设备的内部连线,适配22AWG线径的低压导线;
  • 通信设备:小型路由器、交换机的电源与信号传输线,稳定传输低功率信号;
  • 汽车辅助系统:非高压车载系统(中控、车灯控制)的线束连接(需注意需符合汽车级额外认证,基础参数适配)。

四、可靠性与环境适应性

该端子通过MOLEX标准可靠性测试,确保长期稳定:

  • 工作温度范围:-40℃~+105℃,满足宽温环境(如工业车间、户外设备);
  • 机械寿命:压接循环次数>50次(专用工具操作下),插拔次数(若适配连接器)>30次;
  • 安规认证:符合UL、CSA等安全标准,降低产品应用的合规风险。

五、安装与兼容性说明

1. 压接工具要求

需使用MOLEX专用压接工具(如型号63819-1000),确保压接尺寸匹配:

  • 18AWG线径:压接高度≈1.27mm,宽度≈3.05mm;
  • 22AWG线径:压接高度≈1.02mm,宽度≈2.54mm;
  • 禁止使用通用工具,避免压接过松(接触不良)或过紧(损伤导线)。

2. 兼容性扩展

  • 适配MOLEX 39000系列连接器外壳(如39000001),实现模块化组装;
  • 可与同系列同规格端子串联,支持线束分支或多导线连接。

六、总结

MOLEX 39000077作为一款高性价比压接端子,以18~22AWG线径适配性、600V额定电压、黄铜锡镀触头为核心优势,覆盖工业、消费电子等多领域。其稳定的电气性能、可靠的机械设计与良好的环境适应性,使其成为中小功率线束连接的常用选择,尤其适合对成本敏感且需长期稳定运行的场景。

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