WMSIC Electronic Components

TWGMC SMBJ28CA Bidirectional TVS Diode SMBJ28CA

ModelSMBJ28CA
PackageSMB(DO-214AA)
BrandTWGMC
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
TWGMC SMBJ28CA
Type
TWGMC
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
TWGMC
Electronic Component
SMBJ28CA
Electronic Component
1
Package
SMB(DO-214AA)
Electronic Component
Electronic Component
Type
TVS
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.152g
Electronic Component
1
Cj- Capacitor
390pF
Electronic Component
BM0222742990
Operating Temperature
65℃~+150℃
Voltage
45.4V
Current(Ir)
1uA
Voltage(VBR)
34.4V

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

SMBJ28CA 产品概述

一、概述

SMBJ28CA是一种双向瞬态电压抑制二极管(TVS),它专门设计用于保护敏感电子设备免受瞬态电压和浪涌电流的影响。作为由台湾迪嘉(TWGMC)制造的产品,SMBJ28CA采用SMB封装(也被称为DO-214AA),能够提供高效的电气性能,特别适合应用于汽车、通信、消费电子以及工业控制等多个领域。

二、主要特性

  1. 双向保护: SMBJ28CA能够有效地限制正向和反向的瞬态电压,因此在出现电压浪涌或其他电气干扰时,可以确保被保护电路的正常运作。

  2. 高功率处理能力: 该器件能够承受高达600W的瞬态功率,这使得它在遇到强烈冲击时能够维持稳定的性能而不会被损坏。

  3. 反向漏电流低: 其额定反向漏电流在特定电压下非常低,有助于降低应用电路在静态状态下的功耗,从而提高能效。

  4. 快速响应时间: SMBJ28CA的响应时间非常快,可以迅速抑制短暂的电压尖峰,防止它们对下游元器件造成伤害。

  5. 符合环保标准: 该产品符合RoHS标准,适合环保要求的应用场景,为客户提供了更加绿色的选择。

三、应用领域

SMBJ28CA广泛应用于多个领域,包括但不限于:

  • 汽车电子: 在现代汽车中,电子元件愈加普遍,SMBJ28CA可用于保护ECU(电子控制单元)免受电压尖峰的影响。

  • 通信设备: 在基站和通信终端中,该器件能够保护信号处理电路,确保传输质量和设备安全。

  • 消费电子: 例如智能手机、平板电脑等产品中,SMBJ28CA可用于保护USB接口、音频接口等敏感部分。

  • 工业控制: 在各种工业设备和PLC控制系统中,SMBJ28CA可以保护控制器与传感器之间的连接,防止异常电压对设备造成损害。

四、电气参数

SMBJ28CA的主要电气参数如下:

  • 工作电压(VWM): 20V
  • 峰值功率(PPP): 600W
  • 钳位电压(VC): 30V(典型值)
  • 反向漏电流(IR): ≤ 1mA(@ VWM)
  • 工作温度范围: -55°C 到 +150°C

这些参数表明,SMBJ28CA在电气性能上具有较大的优势和可靠性,对于大多数应用场景而言,能够提供有效的保护。

五、封装与安装

SMBJ28CA采用SMB(DO-214AA)封装,其小巧的体积使其适合于密集布局的电路板。该封装的设计不仅有助于散热,而且确保了在动态环境下的耐久性与可靠性。安装方式为表面贴装,因此在PCB设计中具备良好的兼容性。

六、结论

SMBJ28CA是保护电路设计中不可或缺的元器件,凭借其高效的瞬态电压抑制能力、快速响应和环保特性,使其在各类应用中都展现出了卓越的性能。无论是在汽车、通信还是消费电子领域,SMBJ28CA都能提供可靠的电压保护,帮助工程师构建更加安全和高效的电子系统。随着技术的发展和电子设备的日益复杂,SMBJ28CA将在新兴市场中发挥越来越重要的作用。

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