WMSIC Electronic Components

UMW MOC3041M

ModelMOC3041M
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
UMW MOC3041M
Type
UMW
Minimum package
3250 管

Technical parameters

Electronic Component
Electronic Component
Electronic Component
UMW
Electronic Component
MOC3041M
Electronic Component
1
Package
DIP-6
Electronic Component
Thyristor Output Optocoupler
Electronic Component
0.36g
Terminal Block
6
Electronic Component
1
Channel Count
1
Staticdv / dt
1000V/us
Features
Electronic Component
Electronic Component
BM0226450136
Operating Temperature
55℃~+100℃
Current
60mA
Surge Current
1A

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

MOC3041M 产品概述

一、主要特性

MOC3041M 是一款带过零功能的光耦可控硅输出器件(双向可控硅),适用于交流电源隔离驱动与开关控制。器件由发光二极管(LED)和光耦导通型可控硅构成,封装为 DIP-6,单通道设计,品牌:UMW(友台半导体)。主要参数如下:

  • 正向电流(IF,最大):60 mA
  • 发光二极管正向压降(Vf):1.5 V
  • 输出可控硅有效电流(It(rms)):100 mA
  • 浪涌电流(峰值):1 A
  • 静态 dv/dt 抗扰度:1000 V/μs
  • 隔离电压(Vrms):5 kV
  • 保持电流(Ih):0.28 mA
  • 负载电压上限:400 V
  • 功耗(Pd):330 mW
  • 工作温度范围:-55 ℃ ~ +100 ℃
  • 过零功能:有(仅在交流电压过零附近允许触发输出)

二、典型应用场景

  • 家用电器交流功率开关(例如控制电热、灯光开关)
  • 微功率交流负载隔离驱动(小功率固态继电器驱动)
  • 与主控 MCU/逻辑电平隔离后直接驱动低功率 TRIAC 或作为门极驱动器
  • 需要电气隔离和抑制干扰的测控系统、工业自动化开关单元

三、关键电气参数说明

  • 过零功能:器件仅在交流电压接近零点时允许触发输出,从而显著减少通/断时的电磁干扰(EMI)并降低对负载的瞬态冲击,不适用于需要相位控制(相位调制调光/调功)的场合。
  • 静态 dv/dt(1000 V/μs):表示受激后或未受激时输出端对快速电压变化的耐受能力。设计时需注意高 dv/dt 环境可能导致误触发或需要外部保护元件。
  • 隔离电压(5 kV):适合需要高电压隔离的系统,能有效保护低压侧控制电路免受高压侧干扰。
  • 输出电流与功耗:It(rms) 为 100 mA,表示持续可控电流能力;同时 Pd=330 mW 要求在高占空比或长时间工作下注意散热与环境温升,避免超过热限导致器件性能退化。
  • 保持电流 Ih=0.28 mA:说明在某些低电流负载下可控硅可能无法保持导通,需要确保负载和并联电路能满足维持导通的电流条件。

四、设计与使用建议

  • 驱动 LED 的限流电阻可按公式 R = (Vdrive - Vf) / If 计算。示例:若用 5 V 驱动并期望 LED 工作在 20 mA,则 R ≈ (5 - 1.5) / 0.02 ≈ 175 Ω,常用 180 Ω。
  • 过零类型决定该器件不能用于需要角度控制的调光/调压电路,如需相位控制请选用非过零型光耦。
  • 在高 dv/dt 或含大量瞬态干扰的环境中,建议在负载侧并联 RC 抑制网络或在门极附近采取抑制措施,防止误触发。
  • 注意浪涌电流(1 A)仅表示短时承受能力,实际设计中应避免重复且频繁的浪涌并考虑外部限流或浪涌吸收保护。
  • 封装为 DIP-6,便于插装与焊接,但在高温回流或长时间高功耗运行时需关注封装散热及焊接工艺。

五、封装、可靠性与注意事项

  • 封装:DIP-6,单通道,便于原型验证与传统 PCB 插装。
  • 工作温度范围宽(-55 ℃ ~ +100 ℃),适用于多数工业与消费类应用。
  • 设计时应遵守隔离爬电距离和气隙要求,确保达到 Vrms 5 kV 的安全裕度。
  • 在选型与布局时,要综合考虑驱动电流、保持电流、输出电流与系统散热能力,避免长期在器件最大额定值附近工作,以保证长期可靠性。

总结:MOC3041M 是一款适合安全隔离驱动交流小功率负载的过零型光耦可控硅器件,具有高隔离电压和良好的 dv/dt 抗扰能力,适合需要减少 EMI 干扰和简化隔离驱动电路的应用场景。在实际应用中需根据保持电流、浪涌能力和功耗限制进行合理的电路设计和热管理。

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