WMSIC Electronic Components

MOLEX 39012020

Model39012020
PackageP=4.2mm
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 Option 139378

Availability on request

Technical data

Product details

19 specifications

Core information

Product name
MOLEX 39012020
Type
MOLEX
Minimum package
11000 袋

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MOLEX
Electronic Component
39012020
Electronic Component
1
Package
P=4.2mm
Electronic Component
2
Electronic Component
(Wire-to-Board / Wire-to-Wire)
Electronic Component
4.2mm
Electronic Component
0.65g
Electronic Component
4.2mm
Electronic Component
Electronic Component
Electronic Component
1
Electronic Component
BM0265744992
Electronic Component
PA
Operating Temperature
40℃~+105℃
Socket
2x1P

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

MOLEX 39012020 Mini-Fit Jr™ 连接器外壳产品概述

MOLEX 39012020是Mini-Fit Jr™系列中的一款2位线端连接器外壳,凭借4.2mm紧凑间距、可靠锁定结构及宽温适应性,成为中功率电子设备线端连接的经典选择。以下从多维度解析其核心特性与应用价值。

一、产品定位与系列背景

Mini-Fit Jr™是MOLEX针对中功率、高可靠性连接需求打造的成熟系列,核心优势在于平衡“空间效率”与“电流承载能力”——4.2mm间距比传统5mm间距连接器节省约16%的安装空间,同时单PIN最大电流可达13A(适配16AWG线规),满足多数工业、消费电子场景的功率传输需求。

39012020作为该系列的线端外壳(Receptacle),主打2位双排布局,适配线端压接端子使用,是板端连接器(如39012002)的理想对接组件,广泛覆盖从入门级消费电子到工业控制的多元场景。

二、核心参数与结构设计

(1)基础规格参数

维度 具体参数 位置数 2个(2 POS) 布局 2排×1针(2x1P) 间距 中心距4.2mm,排间距4.2mm 安装方式 线端安装(Cable Mount) 安装类型 自由悬挂式(Free Hanging) 外壳类型 插孔式(Receptacle) 端子适配 Mini-Fit Jr压接端子(如39000038) 颜色 自然白(Natural)

(2)结构核心特点

  • 正向锁定卡扣:外壳内置专利卡扣设计,端子插入后自动锁定,需按压卡扣方可拔出,有效防止振动/拉扯导致的端子松脱;
  • 精准孔位定位:2x1P布局的孔位公差严格控制在±0.1mm内,确保端子与板端连接器的精准对接;
  • 压接端子适配:外壳兼容Mini-Fit Jr系列压接端子,支持22-16AWG线规,适配不同功率需求的导线。

三、材料与性能特性

(1)材料选择

  • 塑料主体:采用聚酰胺(PA) 材质,兼具高强度、耐磨损与耐化学性,可承受长期使用中的机械应力;
  • 阻燃性能:符合UL94V-2阻燃等级,遇火时仅缓慢燃烧且自熄,满足电子设备的安全规范要求。

(2)环境与电气性能

  • 宽温适应性:工作温度范围为**-40℃~+105℃**,可在极端低温(如工业冷库)或高温(如家电内部散热环境)下稳定工作;
  • 电气可靠性:端子接触电阻低(典型值<10mΩ),绝缘电阻>1000MΩ(100V DC),确保信号与功率传输的稳定性;
  • 机械耐久性:PA材质的抗冲击强度可达120MPa,插拔次数≥500次,满足设备长期使用需求。

四、应用场景与适配性

(1)典型应用领域

  • 工业控制:PLC模块、传感器节点、小型电机的线端连接;
  • 消费电子:洗衣机、冰箱、显示器的内部 wiring 连接;
  • 通信设备:服务器电源、基站射频模块的中功率传输;
  • 汽车电子:车载辅助系统(如座椅加热、氛围灯)的非高压连接。

(2)适配组件与系统

  • 端子适配:需搭配Mini-Fit Jr压接端子(如39000038:16AWG端子,39000040:22AWG端子);
  • 板端对接:可与Mini-Fit Jr系列2位板端连接器(如39012002:直插式,39012003:弯角式)无缝对接;
  • 工具适配:组装需使用MOLEX专用压接钳(如11-03-0044),确保端子压接质量符合IPC标准。

五、安装与使用注意事项

  1. 压接组装规范:使用专用工具压接端子时,需确保导线完全插入端子线筒,压接后无导线外露或端子变形;
  2. 插拔操作要点:插拔时需按压外壳侧面卡扣,避免强行拉扯导线,防止端子从外壳中脱出;
  3. 环境防护要求:避免长期暴露在强酸、强碱或高湿度环境(如沿海地区需额外做防水处理);
  4. 存储条件:存储温度控制在-20℃~+60℃,远离阳光直射与油污,防止塑料老化影响性能。

39012020凭借Mini-Fit Jr系列的成熟技术与紧凑设计,成为中功率连接场景的高性价比选择,广泛应用于全球电子设备制造商的产品设计中。

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