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Littelfuse SMBJ7.5A
Configuration
1 options
Configuration
22+
Available for RFQ
Technical data
Product details
20
specifications
Core information
- Product name
- Littelfuse SMBJ7.5A
- 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
- SMBJ7.5A
- Electronic Component
- 1
- Package
- DO-214AA
- Electronic Component
- Electronic Component
- Type
- TVS
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.19g
- Electronic Component
- 1
- Electronic Component
- BM0058413993
- Operating Temperature
- 65℃~+150℃
- Voltage
- 12.9V
- Electronic Component
- IEC 61000-4-4；IEC 61000-4-2
- Current(Ir)
- 100uA
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：SMBJ7.5A 齐纳二极管
引言
SMBJ7.5A是一款由Littelfuse（美国力特）公司生产的高效齐纳二极管，采用DO-214AA（SMB）封装。这款器件专为电压保护和电源线路防护而设计，具备广泛的应用场景，适合需要在高温和极端条件下运行的电子装置。其主要功能是限制电路中的过电压，保护下游元器件免受电压尖峰的损害。
关键参数
SMBJ7.5A的主要技术参数包括：
- 电压 - 反向断态（Vr）: 典型值为7.5V，意味着在正常工作环境中，器件能承受的反向电压通常不会超过这一值。
- 电压 - 击穿（Vz）: 最小击穿电压为8.33V，是指在此电压下二极管将开始导通并保持稳态输出。
- 电流 - 峰值脉冲 (Ipp): 在短时间内（10/1000µs）可承受的峰值脉冲电流可达到46.6A，适合高脉冲电流应用。
- 功率 - 峰值脉冲: 可承受的最大脉冲功率为600W，表明该器件在瞬时过载情况下的强大承受能力。
- 工作温度范围: 具有-65°C至150°C的广泛工作温度范围，适应各种苛刻环境。
应用场景
SMBJ7.5A因其高电压击穿特性及强大的脉冲承受能力，通常应用于：
- 电源保护: 保护敏感的电子元器件不受高电压瞬态影响，特别在电源线路中，可以有效防止由于雷击或电源故障导致的电压尖峰。
- 通信设备: 在数据传输和通信模块中，提供过压保护，确保信号的持续稳定传输。
- 汽车电子: 随着汽车电子产品数量的增加，SMBJ7.5A在汽车电子电路中也找到了应用，可以有效消除由于点火和电机引发的电压脉冲。
- 消费电子产品: 广泛应用于手机、计算机和其他消费电子产品的电源输入端，保证设备安全运行。
封装与安装
SMBJ7.5A采用表面贴装型DO-214AA（SMB）封装，具有便于自动化安装和节省空间的特点。体积小、散热性能良好，使其更适合高集成度的电路设计。
总结
SMBJ7.5A是一款功能强大且可靠的齐纳二极管，适用于多种电压和脉冲保护需求。凭借其高击穿电压、优越的脉冲电流承受能力以及宽广的工作温度范围，SMBJ7.5A成为重要的电子元器件选择之一。无论是在电源管理、数据保护还是高温环境下的应用场景中，SMBJ7.5A都能确保设备的安全和稳定运行。
选用SMBJ7.5A作为电路设计中的过压保护元件，无疑是在降低故障风险和提升设备使用寿命方面的明智选择。
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