WMSIC Electronic Components

Littelfuse SMAJ40CA

Littelfuse SMAJ40CA
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Product image

ModelSMAJ40CA
PackageDO-214AC(SMA)
BrandLittelfuse
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 Electronic Component

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Technical data

Product details

20 specifications

Core information

Product name
Littelfuse SMAJ40CA
Type
LITTELFUSE
Unit
Electronic Component
Minimum package
5000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
LITTELFUSE
Electronic Component
SMAJ40CA
Electronic Component
1
Package
DO-214AC(SMA)
Electronic Component
Electronic Component
Type
TVS
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.125g
Electronic Component
1
Electronic Component
BM0222749521
Operating Temperature
65℃~+150℃
Voltage
64.5V
Electronic Component
IEC 61000-4-4；IEC 61000-4-2
Current(Ir)
1uA

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

产品概述：SMAJ40CA TVS二极管

SMAJ40CA是由美国力特（Littelfuse）公司制造的一款高性能瞬态电压抑制（TVS）二极管，具有双向保护特性，广泛应用于各种电子设备中，以应对瞬态电压的过冲和浪涌，确保电子设备的安全和稳定运行。本文将详细介绍SMAJ40CA的特性、应用以及优势。

主要特性

  1. 电气特性:

    • 双向极性：SMAJ40CA设计为双向操作，允许正负电压瞬态的有效抑制，适应多种电路设计需求。
    • 反向击穿电压：典型值为40V，最小为44.4V，这一参数表明该器件在电压骤升至指定值时会迅速进行保护，防止设备损坏。
    • 峰值脉冲电流(IPP)：该器件的最大峰值脉冲电流为6.2A（10/1000µs），能够承受高强度的瞬态电流，适合用于需要防护的敏感元件。
    • 箝位电压：在峰值脉冲电流下，该二极管的箝位电压为64.5V，确保在瞬态事件下，电压不会超过这一安全值，保护后端电路。
    • 功率处理能力：最高峰值脉冲功率可达到400W，确保对强脉冲的有效抑制。
    • 工作温度范围：-65°C至150°C的广泛工作温度范围，适合于恶劣环境下的使用。

  2. 封装与安装:

    • 封装类型：SMAJ40CA采用DO-214AC（SMA）封装，表面贴装型设计使其易于在现代电子设备中集成，适合高速和自动化生产线。
    • 表面贴装: 该器件的表面贴装特性使得工程师可以在空间受限的应用中有效利用电路板空间。

应用领域

SMAJ40CA广泛应用于以下领域：

  • 通信设备：如路由器、调制解调器和基站，能够有效抑制雷电和电源波动带来的瞬态电压。
  • 消费电子：广泛用于手机、平板电脑和其他便携式设备中，保护内部敏感组件。
  • 工业设备：在工业控制系统和自动化设备中保护传感器和微控制器，防止干扰和突发电压损坏。
  • 汽车电子：用于车辆电子控制单元（ECU）及其他汽车电子部件的瞬态保护。

优势

SMAJ40CA凭借其出色的电气特性以及广泛的应用潜力，在保护电路中扮演着至关重要的角色。通过有效抑制瞬态电压，这款二极管能够提升设备的可靠性，从而减少维护成本。

  • 高可靠性：品牌背书下的产品稳定性，经过严苛的测试，确保在各种应用中长期运行。
  • 设计灵活性：双向特性与广泛的工作温度范围，适合各种设计需求，降低工程设计工作量。
  • 费用效益：相比于传统的保护电路，使用SMAJ40CA可以简单化设计，同时减少额外的元器件，降低总体成本。

结论

SMAJ40CA TVS二极管是一款优秀的保护器件，凭借其强大的瞬态电压抑制能力和灵活的封装设计，成为各类电子设备中的首选保护解决方案。随着电子设备对稳定性和可靠性的要求不断提升，选择SMAJ40CA将为产品的长期运行提供可靠保障。

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