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Littelfuse SMBJ28CA
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
20
specifications
Core information
- Product name
- Littelfuse SMBJ28CA
- 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
- SMBJ28CA
- Electronic Component
- 1
- Package
- DO-214AA
- Electronic Component
- Electronic Component
- Type
- TVS
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.202g
- Electronic Component
- 1
- Electronic Component
- BM0000283231
- Operating Temperature
- 65℃~+150℃
- Voltage
- 45.4V
- 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.
SMBJ28CA 产品概述
SMBJ28CA是一款高效能的瞬态电压抑制（TVS）二极管，专为保护敏感电子设备免受电压瞬变的损害而设计。该组件主要用于电源线路保护，尤其适用于那些面临静电放电（ESD）、雷电和其他电气干扰的应用场景。其极性为双向传导，使其在多种电气环境中均能有效工作。
主要特性
极性与类型：SMBJ28CA为双向极性设计，特别适合于对交流和直流电路的瞬态电压进行有效保护。其类型为齐纳二极管，具有较低的反向击穿电压，有助于在过电压情况下快速导通。
峰值脉冲电流：该器件在10/1000微秒的脉冲条件下能够承受高达13.3A的峰值脉冲电流，展示了其卓越的性能，在瞬态电压事件中能够有效保护电路。
箝位电压和击穿电压：SMBJ28CA的箝位电压达到45.4V，而击穿电压的最低值为31.1V，能够迅速响应过电压事件，并将电压限制在安全范围内，保护后续电路部件不受损害。
封装类型：该元件采用SMB(DO-214AA)封装，具有小巧的体积，便于在多种电子设备中进行表面贴装，适应现代电子设计对空间的苛刻要求。
工作温度范围：SMBJ28CA的工作温度范围广泛，从-65°C到150°C，确保其在各种严苛环境中均能稳定运行。这使得它适用于航空航天、汽车电子、以及工业设备等高要求的应用领域。
应用场景
SMBJ28CA广泛应用于多个领域，包括但不限于：
- 消费电子：在智能手机、平板电脑、笔记本电脑等设备中，保护内部电路免受过电压或静电放电的影响。
- 通信设备：在无线通信和固定通信设备中，减少雷击和电源瞬变对设备造成的危害。
- 汽车电子：在汽车电子控制单元（ECU）中，提供对电源线路的保护，确保车辆的电子系统安全可靠。
- 工业自动化：在各类工业控制系统中，保护电气元件免受瞬态电压的影响，提高设备的稳定性和寿命。
性能优势
SMBJ28CA具备极为出色的性能，如其反向关断电压的典型值为28V，确保在正常工作条件下不会误触发，同时又具备强大的瞬间承压能力，大幅降低了对电路其他元件的风险。同时，其高达600W的峰值脉冲功率亦加固了其在瞬态电压保护方面的地位，使其在行业中脱颖而出。
结论
总之，SMBJ28CA作为Littelfuse（美国力特）推出的一款优质瞬态电压抑制二极管，凭借其双向设计、高峰值脉冲电流、宽工作温度及强大的保护能力，已成为电子工程师和设计师在电路保护设计中的首选器件之一。无论是在消费电子、汽车电子，还是工业自动化等多个应用领域，SMBJ28CA都能有效保障设备的安全与稳定，展现出其不可或缺的技术价值。
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