WMSIC Electronic Components

MSKSEMI SMF6.0A

ModelSMF6.0A
PackageSOD-123W
BrandMSKSEMI
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

19 specifications

Core information

Product name
MSKSEMI SMF6.0A
Type
MSKSEMI
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MSKSEMI
Electronic Component
SMF6.0A
Electronic Component
1
Package
SOD-123W
Electronic Component
Electronic Component
Type
TVS
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.042g
Electronic Component
1
Electronic Component
BM0226526808
Operating Temperature
55℃~+150℃
Voltage
10.3V
Current(Ir)
400uA
Voltage(VBR)
6.67V
Electronic Component
Electronic Component

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

SMF6.0A 产品概述

一、产品简介

SMF6.0A 是 MSKSEMI(美森科)推出的一款单向瞬态抑制二极管(TVS),采用 SOD-123W 表面贴装封装,专为保护敏感电子电路免受瞬态过压(浪涌、雷击、开关瞬变等)损害而设计。该器件在紧凑封装下提供高达 200W 的峰值脉冲功率能力,适用于 5V/6V 级电源和信号线的浪涌保护场合。

二、主要电气参数

  • 反向工作电压 Vrwm:6.0 V(稳压工作点)
  • 击穿电压 Vbr(典型):6.67 V
  • 钳位电压 Vc(Ipp 时):10.3 V
  • 峰值脉冲功率 Ppp:200 W(典型,10/1000µs 标准测试波形)
  • 峰值脉冲电流 Ipp:19.4 A(由 Ppp/Vc 计算得出,200W/10.3V ≈ 19.4A)
  • 反向漏电流 Ir:400 µA(在 Vrwm 下)
  • 极性:单向(对直流系统具有方向性防护)
  • 工作温度范围:-55℃ ~ +150℃

三、性能特点

  • 高能量吸收能力:200W 峰值脉冲功率,可应对常见浪涌和瞬变事件。
  • 低钳位电压:在峰值脉冲电流下钳位电压约 10.3V,能有效限制被保护节点电压,减少下游器件应力。
  • 适配 5V/6V 系统:6.0V 反向工作电压特别适合 5V 数字电源、USB、I/O 接口等应用的过压保护。
  • 宽工作温度:-55℃~+150℃,满足汽车级和工业级环境需求(具体应用请参考完整数据手册与认证状态)。
  • SOD-123W 封装:体积小、便于自动贴装与回流焊接,利于空间受限的 PCB 布局。

四、典型应用场景

  • 工业控制与自动化设备的电源和信号线防护。
  • 通信设备、路由器、交换机的电源/端口瞬变保护。
  • 消费电子(如 5V USB 接口、传感器电源)防静电与浪涌保护。
  • 汽车电子的低压总线或模块(需结合系统级浪涌方案验证)。

五、设计与选型建议

  • 确认系统工作电压:Vrwm(6.0V)应大于等于被保护线路的最高稳态电压,避免常态工作下发生击穿。
  • 考虑钳位电压:钳位电压 10.3V 是在 Ipp 条件下测得,若系统对最大承受电压敏感,应选择更低 Vc 或并联/级联保护器件。
  • 布局要点:将 TVS 器件尽量贴近被保护端口或电源输入,减少串联寄生阻抗以提升防护效果。
  • 热与能量管理:大幅度浪涌可能引起封装发热或损坏,必要时与气体放电管、熔丝或限流元件协同使用实现分级防护。
  • 其它参数:若电路对漏电流或结电容敏感(如高速信号线),请参考完整数据手册中漏电流随温度变化、结电容(Cj)等详细指标,再做最终选型。

六、可靠性与封装信息

SMF6.0A 使用 SOD-123W 小型封装,便于自动化贴片与回流焊工艺。器件的工作温度范围宽,适合多种恶劣环境。但实际可靠性与合格性需以 MSKSEMI 出具的完整数据手册、焊接规范与质量认证为准(如需在汽车等级或关键应用中使用,请索取厂方的可靠性报告与认证资料)。

结束语:SMF6.0A 在紧凑封装下实现了对 5V/6V 级系统的高效瞬态保护,是工业、通信与消费类电子中常见的经济型 TVS 解决方案。选型时请结合系统最大允许电压、脉冲能量与热管理策略,确保防护方案的可靠性与长寿命。若需完整电气特性曲线、封装尺寸或焊接参数,可进一步获取厂家数据手册。

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