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Littelfuse SMF15A
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
20
specifications
Core information
- Product name
- Littelfuse SMF15A
- 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
- SMF15A
- Electronic Component
- 1
- Package
- SOD-123FL
- Type
- TVS
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.036g
- Electronic Component
- 1
- Electronic Component
- BM69414096
- Operating Temperature
- 65℃~+150℃
- Voltage
- 24.4V
- Electronic Component
- IEC 61000-4-2
- Current(Ir)
- 1uA
- Voltage(VBR)
- 18.5V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
SMF15A 产品概述
概述
SMF15A 是一款高效的瞬态电压抑制二极管（TVS），专为保护敏感电子设备免受瞬时过电压（如静电放电和浪涌电流）而设计。该产品由美国力特（Littelfuse）公司生产，采用SOD-123F表面贴装型封装，极适合现代紧凑型电子设备中的空间限制。
基础参数
- 极性: 单向（Unidirectional），表明该器件只允许电流在一个方向流动，适合保护直流电路。
- 峰值脉冲电流（10/1000us）: 8.2A，此参数显示 SMF15A 能够承受的短暂高电流值。
- 箝位电压: 24.4V，当发生瞬态过电压时，SMF15A 将在此电压下限制电流，保护后续电路。
- 击穿电压（最小值）: 16.7V，是该器件在标准测试条件下的最小工作击穿电压。
- 反向关断电压（典型值）: 15V，指该器件在正常操作状态下的最大反向电压。
电气特性与性能
SMF15A TVS 二极管以其出色的电气特性在多种应用场合表现卓越。其典型的反向关断电压15V使其与多种电源电压兼容，广泛应用于电源保护、信号线保护等领域。其在10/1000微秒脉冲测试下的峰值电流能力为8.2A，保障了其在高冲击情况下的稳定性。
此外，SMF15A 的箝位电压达到24.4V，能够有效限制电压峰值，避免违法电压破坏后端设备。其击穿电压的最小值为16.7V，使得在电压升高至此值时，器件会快速响应，降低线上的电压，从而防护后续负载。
工作环境与封装
该器件的工作温度范围为-55°C至150°C，确保了其在极端环境下仍可保持性能稳定。SMF15A采用SOD-123F封装类型，适合表面贴装（SMD）技术。SOD-123F结构简单，体积小、重量轻，极大地方便了现代电路设计的高密度布局与设备小型化。
应用领域
SMF15A广泛应用于：
- 电源线路保护: 用于电源适配器、开关电源等，防止电源浪涌对电路的损害。
- 通信设备: 在网络设备、手机充电器中，可防止静电放电和瞬态电压带来的影响。
- 消费电子: 如电视机、冰箱、洗衣机等家电产品，保护其内部电路免受电压波动的危害。
- 工业设备: 在工业控制系统中，SMF15A可有效保护传感器与控制器免遭电压瞬变的干扰。
总结
总的来说，SMF15A是一款综合性能优越的瞬态电压抑制二极管，凭借其适中的击穿电压与优秀的箝位能力，在多种条件下均表现出色。适应现代消费电子、通信和工业领域的严格要求，成为保护电路的理想选择。美国力特（Littelfuse）作为业界领先的元器件制造商，其产品质量与技术支持值得信赖，SMF15A定能为您的设计带来有效和可靠的保护解决方案。
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