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ST SMAJ40CA-TR SMAJ40CA
Configuration
1 options
Configuration
Electronic Component
Available for RFQ
Technical data
Product details
20
specifications
Core information
- Product name
- ST(STMicroelectronics) SMAJ40CA-TR
- Type
- ST
- Unit
- Electronic Component
- Minimum package
- 5000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- ST(STMicroelectronics)
- Electronic Component
- SMAJ40CA-TR
- Electronic Component
- 1
- Package
- SMA(DO-214AC)
- Electronic Component
- Electronic Component
- Type
- TVS
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.13g
- Electronic Component
- 1
- Electronic Component
- BM0263445226
- Voltage
- 84V
- Electronic Component
- IEC 61000-4-4；IEC 61000-4-2；IEC 61000-4-5
- Current(Ir)
- 1uA
- Voltage(VBR)
- 44.4V
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-TR 瞬态抑制二极管（TVS）
1. 产品简介
SMAJ40CA-TR是一款高性能的瞬态抑制二极管（TVS），由意法半导体（STMicroelectronics）生产，采用表面贴装型DO-214AC（SMA）封装。这款二极管专为过电压保护而设计，能够有效地保护敏感电子器件免受电压瞬变和电涌现象的影响。
2. 基础参数
SMAJ40CA-TR的主要技术参数包括：
- 类型：齐纳二极管，具有双向通道1的设计，可以在正向和反向方向上提供保护。
- 反向断态电压（V_R）： 典型值为40V，这一电压是指在正常工作状态下二极管能够承受的最大反向电压。
- 击穿电压（V_B）： 最小值为44.4V，当施加电压达到这个值时，二极管将开始导通，以保护后面的负载。
- 钳位电压（V_C）： 不同Ipp（峰值脉冲电流）下的最大钳位电压为84V，这意味着在电流脉冲下，二极管能够有效地限制输送到负载上的电压随着瞬态的变化，防止过高电压的发生。
- 峰值脉冲电流（I_PP）： 在10/1000µs脉冲宽度下，最大可承受峰值脉冲电流达到27A，而在8/20µs脉冲宽度下，这个值同样是27A，展现了其在瞬态过电压情况下的优越性能。
- 峰值功率（P_PP）： 能够承受峰值脉冲功率达400W，使其在突发事件中依然能够保持良好的工作状态。
3. 工作环境参数
SMAJ40CA-TR的工作温度范围为-55°C至150°C，这使得其能够在极端环境下正常工作，适用于各种应用场合，确保其在恶劣环境中的稳定性和可靠性。
4. 安装与封装
本产品采用SMA（DO-214AC）封装，适合表面贴装（SMD）应用，便于自动化生产和安装。由于DO-214AC具有较小的封装尺寸，能够节省电路板空间，从而使得设计更加紧凑。
5. 应用领域
SMAJ40CA-TR广泛应用于各种需要电压瞬态保护的场合，如：
- 消费电子产品：智能手机、平板电脑及其他手持设备。
- 汽车电子：在汽车的电源管理系统和信号处理电路中，保护关键电子设备不受电涌影响。
- 工业设备：如PLC、传感器与控制模块等。
- 通信设备：用于数据线、信号线的保护，防止静电和电涌对电路造成危险。
6. 性能优势
- 高可靠性：SMAJ40CA-TR采用了优质的材料与工艺，提升了其在复杂环境中的可靠性。
- 快速响应：该产品能够对瞬态脉冲做出快速响应，有效保护设备。
- 设计灵活性：小型封装和广泛的工作温度范围，使得设计师能够更加灵活地集成到各类应用中。
7. 结论
SMAJ40CA-TR是一款功能强大的瞬态抑制二极管，凭借其出色的电气特性、可靠的性能和广泛的应用领域，成为了众多电子应用中的理想选择。无论是在消费电子、汽车电子还是工业控制环节，SMAJ40CA-TR都能够为设备提供高效的过电压保护，确保系统的稳定与安全运行。
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