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ST SM15T33A
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- ST(STMicroelectronics) SM15T33A
- Type
- ST
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- ST(STMicroelectronics)
- Electronic Component
- SM15T33A
- Electronic Component
- 1
- Package
- SMC
- Electronic Component
- Electronic Component
- Type
- TVS
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.48g
- Electronic Component
- 1
- Electronic Component
- BM0000285519
- Operating Temperature
- 55℃~+150℃
- Voltage
- 59V
- Electronic Component
- IEC 61000-4-4；IEC 61000-4-2
- Current(Ir)
- 200nA
- Voltage(VBR)
- 33V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
SM15T33A 产品概述
SM15T33A是一款高性能的瞬态电压抑制(TVS)二极管，采用DO-214AB（SMC）封装设计，专为保护敏感电子设备免受电压瞬变和过压条件的影响而开发。此元件适用于各种应用场景，包括电源线路保护、通信设备和工业控制系统等，能够在极端环境条件下有效工作。
基本参数
封装与外形
SM15T33A采用SMC封装，符合DO-214AB标准，这种封装类型具有较大的表面面积以及优良的热性能，非常适合表面贴装(SMT)技术，便于在现代电子设备中实现高效安装和散热。
电气特性
- 最大反向工作电压：28.2V，是二极管在反向偏置状态下能够承受的最高电压。这保证了在正常工作条件下，二极管不会被击穿，从而有效保护下游元件。
- 击穿电压：最小值为31.4V，意味着当施加的反向电压达到此值时，SM15T33A开始导通，确保在发生瞬态过压时能够迅速响应。
- 钳位电压VC：最大值为59V，这是元件在击穿状态下能达到的最高电压，确保在瞬态事件发生时，不会对下游电路造成损坏。
- 峰值脉冲电流（Ipp）：在10/1000µs脉冲宽度下，SM15T33A能够承受的峰值脉冲电流高达169A，且在8/20µs的脉冲下，也能承受高达1500W的峰值功率。这一特性使其在电压尖峰和瞬态电流涌入的情况下表现出色。
工作温度范围
SM15T33A具备广泛的工作温度范围，-55°C至150°C（TJ），确保其能在苛刻环境下稳定工作，为各种工业及商业应用提供了更高的可靠性。
应用领域
SM15T33A被广泛应用于多个领域，特别是在需要对抗瞬态电压的电路中。具体应用包括：
- 电源线路保护：在电源电路中，保护敏感组件如电源管理IC、稳压器等，避免由雷电、静电放电（ESD）等引起的高压冲击。
- 通信设备：在调制解调器、路由器及其他网络设备中，防止瞬间电压变化对内部电路和信号传输的影响。
- 消费电子产品：如电视、音响系统及计算机设备，保护它们免于电源波动或外部干扰导致的损坏。
- 工业控制系统：在自动化设备和传感器电路中，确保长时间的可靠性和稳定性。
结论
总之，SM15T33A是一个适用于各种电子应用的高效、可靠的瞬态电压抑制二极管。其出色的电气特性和广泛的抗温性能使其成为保护现代电子设备的重要组成部分，尤其在高电压冲击和尖峰电压事件频繁发生的环境下表现得尤为突出。无论是用于电源保护、通信设备还是工业控制系统，SM15T33A都能够有效地延长设备的使用寿命，提高整体可靠性，确保系统的正常运行。
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