WMSIC Electronic Components

UMW MOC3081M

ModelMOC3081M
PackageDIP-6
BrandUMW
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
UMW MOC3081M
Type
UMW
Minimum package
65 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
UMW
Electronic Component
MOC3081M
Electronic Component
1
Package
DIP-6
Electronic Component
0g
Electronic Component
1
Staticdv / dt
600V/us
Electronic Component
Thyristor Output Optocoupler
Electronic Component
BM0265604389
Operating Temperature
55℃~+100℃
Voltage
1.5V
Current
60mA
Load Voltage
800V
Electronic Component
Electronic Component
Thyristor Type
Thyristor

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

UMW MOC3081M 可控硅输出光耦产品概述

一、产品定位与核心特性

UMW MOC3081M是一款双向可控硅输出型光耦,专为交流负载的隔离控制设计,集成过零触发电路,兼具高隔离电压、宽温适应性与抗干扰能力,适用于工业自动化、家电控制、照明系统等中低压交流控制场景。其核心特性包括:

  • 双向可控硅输出,适配交流负载双向控制;
  • 内置过零检测电路,降低浪涌与电磁干扰;
  • 5kV rms高隔离电压,保障强弱电安全隔离;
  • -55℃~+100℃宽温工作范围,满足极端环境需求;
  • 600V/μs静态dv/dt耐量,抑制电压突变干扰。

二、关键技术参数详解

1. 输入特性

  • 正向电压典型值1.5V:输入侧仅需低电压(如5V/3.3V)即可触发内部光电器件,驱动门槛低;
  • 正向电流额定值60mA:提供稳定光输出,确保可控硅可靠触发,避免过流损坏。

2. 输出特性

  • 负载电压最大值800V:覆盖220V/380V交流市电及部分中高压应用;
  • 输出电流(有效值)100mA:满足中小功率负载(如继电器、小型电机)的控制需求;
  • 静态dv/dt耐量600V/μs:有效抑制电路中电压突变(如浪涌、尖峰),防止可控硅误触发,提升系统稳定性。

3. 隔离与可靠性

  • 隔离电压5kV rms:符合工业级隔离标准,实现强弱电完全电气隔离,保护控制电路安全;
  • 工作温度范围-55℃~+100℃:适配工业现场(如高温车间、低温户外)及家电极端工况。

三、过零触发设计优势

MOC3081M内置过零检测电路,仅在交流电压过零点(电压≈0V)时触发可控硅导通,相比非过零触发具有明显优势:

  • 降低浪涌电流:避免在电压峰值触发时的电流突变,延长负载(如白炽灯、电机绕组)使用寿命;
  • 减少电磁干扰(EMI):开关过程中电流变化平缓,降低对周边电路的电磁辐射,简化系统EMC设计;
  • 提升负载兼容性:适配感性/容性负载(如压缩机、电容式电机),减少启动冲击。

四、典型应用场景

1. 工业自动化控制

  • 电机软启动:隔离控制双向可控硅,实现电机过零触发软启动,避免直接启动大电流冲击;
  • 继电器驱动:替代机械继电器,提升开关寿命(无触点),适配220V/380V交流继电器控制。

2. 家电领域

  • 空调/洗衣机控制:宽温适配空调室外机(高温)、洗衣机低温环境,过零触发减少压缩机启动噪音;
  • 厨房电器:如微波炉、电烤箱的加热元件控制,保障安全隔离。

3. 照明系统

  • 白炽灯调光:双向可控硅适配交流调光,过零触发减少闪烁与浪涌;
  • LED驱动隔离:实现低压控制电路与高压LED驱动电路的电气隔离。

4. 电力仪表

  • 电压/电流监测:隔离控制采样电路,避免高压串入低压端,保障仪表安全。

五、封装与安装

MOC3081M采用DIP-6直插式封装,引脚间距符合标准PCB设计规范,焊接工艺成熟,支持手工或自动化组装,适合批量生产需求。引脚定义清晰,便于电路布局与调试。

六、品牌与可靠性

UMW(友台半导体)作为国内专业半导体厂商,MOC3081M通过工业级可靠性测试(如高低温循环、振动冲击),品质稳定,可替代进口同类产品(如MOC3081),降低成本的同时保障性能。

UMW MOC3081M凭借高隔离、过零触发、宽温适配等核心优势,成为交流负载隔离控制的高性价比选择,广泛适用于工业、家电、照明等多领域。

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