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Littelfuse TPSMB33A
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
20
specifications
Core information
- Product name
- Littelfuse TPSMB33A
- Type
- LITTELFUSE
- Unit
- Electronic Component
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- LITTELFUSE
- Electronic Component
- TPSMB33A
- Electronic Component
- 1
- Package
- DO-214AA
- Electronic Component
- Electronic Component
- Type
- TVS
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.209g
- Electronic Component
- 1
- Electronic Component
- BM0000000853
- Operating Temperature
- 65℃~+175℃
- Voltage
- 49.9V
- Electronic Component
- IEC 61000-4-4；IEC 61000-4-2
- Current(Ir)
- 8uA
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
TPSMB33A 产品概述
一、产品简介
TPSMB33A 是一款先进的瞬态电压抑制 (TVS) 二极管，专为保护敏感电子组件而设计。这款二极管不仅具有高效的瞬态电压抑制性能，还能在极端环境条件下稳定工作，尤其适合汽车级应用。TPSMB33A 能有效防止电压尖峰和瞬态过电压对电子电路的损坏，从而确保系统的长期稳定运行。
二、技术参数
极性与类型：TPSMB33A 是一款单向齐纳二极管，即在一个方向上导电，反向时则阻断电流，有效抑制不必要的电压尖峰。
电压特性：
- 反向关断电压（Vrwm）：典型值为28.2V，意味着在此电压下，二极管处于不导通状态。
- 击穿电压（Vbr）：最小值为31.4V，这一参数是二极管开始导电的阈值。
- 箝位电压（VC）：在峰值脉冲电流（Ipp）为13.3A时，箝位电压最大值可达45.7V，此值为电路安全操作的重要参考。
脉冲特性：针对10/1000µs的脉冲波形，TPSMB33A 具有13.3A的峰值脉冲电流能力，能够处理激烈的瞬态电压冲击，而且其峰值功率可达到600W，确保在遇到高能量瞬态时，有效保护下游元件。
工作温度：TPSMB33A 的工作温度范围广，涵盖-65°C至175°C（TJ），确保其在多变环境条件下持续稳定运作，特别是在汽车电子环境下，极端的温度条件常见。
安装与封装：该二极管采用表面贴装型封装（DO-214AA/SMB），在PCB设计中占用空间较小，适应高密度设计的需求，且方便自动化装配过程。
三、应用领域
TPSMB33A 的设计考虑了各种应用场景，尤其适合汽车电子系统中的瞬态电压保护，例如：
- 车辆控制系统
- 电动动力总成
- 车载信息娱乐设备
- 安全系统
- 传感器与执行器接口 由于其宽温度范围及高性能特性，TPSMB33A 也可应用于工业控制、通信设备及消费电子产品中，保护敏感元器件免受电压瞬态的侵害。
四、产品优势
- 高效保护：TPSMB33A 提供强大的瞬态尖峰抑制能力，有效保护下游电路，延长设备生命周期。
- 耐高温：宽广的工作温度范围使得该产品能够适应恶劣的工作环境，满足高可靠性要求。
- 小巧封装：表面贴装封装形式，节省空间，有助于高密度PCB设计。
- 易于集成：作为汽车级产品，TPSMB33A 符合严格的安全和性能标准，简化了产品的设计和集成过程。
五、总结
综上所述，TPSMB33A 是一款功能强大的瞬态电压抑制二极管，具备卓越的电压抑制性能与广泛的应用适应性，能够有效保护各种电子设备免受瞬态电压冲击的影响。凭借其优异的技术规格和可靠的工作性能，TPSMB33A 在汽车、工业及消费类电子领域中均具备重要的市场价值。对于设计工程师而言，TPSMB33A 是确保系统稳定性与安全性不可或缺的关键组件。
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