WMSIC Electronic Components

MSKSEMI MS0603ESDA-12 MS0603ESDA

ModelMS0603ESDA-12
Package0603
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 24+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
MSKSEMI MS0603ESDA-12
Type
MSKSEMI
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MSKSEMI
Electronic Component
MS0603ESDA-12
Electronic Component
1
Package
0603
Type
ESD
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.036g
Electronic Component
1
Channel Count
Electronic Component
Cj- Capacitor
1pF
Electronic Component
BM0226270610
Operating Temperature
55℃~+125℃
Voltage
250V
Electronic Component
IEC 61000-4-5
Current(Ir)
20uA

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

MS0603ESDA-12 产品概述

MS0603ESDA-12 是美森科(MSKSEMI)推出的单通道瞬态抑制器件,采用超小型 0603 封装,针对静电放电(ESD)和浪涌冲击提供可靠的线路保护。器件在宽温度范围内稳定工作,适合各种便携与高密度电路板设计,对高速信号线影响极小。

一、主要特性

  • 钳位电压(Vc):250V(典型值),在瞬态冲击时有效限制过冲幅度。
  • 反向截止电压(Vrwm):12V,适用于 12V 及以下供电或信号系统的常态工作电压。
  • 反向漏电流(Ir):20μA(在 Vrwm 条件下),保证系统静态功耗低。
  • 结电容(Cj):1pF,极低电容对高速接口(如 USB、HDMI、PCIe 等)影响微弱,保持信号完整性。
  • 通道数:单路;类型:ESD(瞬态抑制)。
  • 工作温度:-55℃ 至 +125℃,满足工业级环境要求。
  • 防护等级:符合 IEC 61000-4-5(浪涌)规范,适配常见工业/消费类电磁兼容测试。
  • 封装:0603,便于高密度贴装与自动化生产。

二、应用场景

  • 移动终端、便携式设备的 I/O 保护(按键、接口外壳等)。
  • 高速数据接口保护,如 USB、HDMI、LVDS、MIPI 等对低电容有严格要求的信号线。
  • 工业控制与传感节点的输入端保护,提升系统抗干扰能力。
  • IoT 终端、无线模组以及各种需要在小面积 PCB 上实现防护的电路设计。

三、优势与设计要点

  • 小尺寸:0603 封装在有限空间内提供保护,便于多通道并列布局。
  • 低电容:1pF 的结电容在高速信号线上能最大限度降低失真与插入损耗。
  • 低漏电:20μA 的低反向漏电适合电池供电设备,减少待机功耗。
  • 宽温度与工业级浪涌防护能力,适应复杂环境与长寿命应用。

设计参考:

  • 将 MS0603ESDA-12 尽可能靠近被保护的接口或管脚放置,以缩短回路并提高抑制效果。
  • 对于非常敏感或需要更高能量吸收的场合,可与串联阻抗元件(如小阻值电阻或共模电感)配合使用。
  • 本器件适用于信号和低压供电线的瞬态抑制,但不应用作电源高能持续过压(如直流持续过压)的主保护器件。

四、可靠性与合规

MS0603ESDA-12 满足 IEC 61000-4-5 浪涌防护要求,并在工业温度范围内保持电气参数稳定。产品适配 SMT 自动化贴装流程,符合常规焊接与回流曲线。建议在设计前确认具体应用的冲击等级及测试条件,以保证整机 EMC 性能满足目标标准。

五、封装与选型建议

  • 封装编号:0603(占板面积小,适合高密度设计)。
  • 选型要点:若系统常态电压接近或高于 12V,应选用 Vrwm 更高等级的型号;高速信号线应优先考虑低电容型号。
  • 额外注意:器件为瞬态保护元件,频繁遭受大能量冲击后可能需要更换以维持保护效果。

总结:MS0603ESDA-12 以其小型化、低电容、低漏电与工业级温度与浪涌防护特性,是对单路高速或敏感信号线进行有效瞬态保护的理想选择。在版图布局与系统设计时合理布置与配合电路,可显著提升终端产品的抗干扰与可靠性表现。

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