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KUU SMF13CA
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- KUU SMF13CA
- Type
- KUU
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- KUU
- Electronic Component
- SMF13CA
- Electronic Component
- 1
- Package
- SOD-123FL
- Electronic Component
- Electronic Component
- Type
- TVS
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.039g
- Electronic Component
- 1
- Channel Count
- Electronic Component
- Electronic Component
- BM0262122748
- Operating Temperature
- 55℃~+150℃
- Voltage
- 21.5V
- Current(Ir)
- 1uA
- Voltage(VBR)
- 14.4V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
SMF13CA 产品概述
SMF13CA 是 KUU 品牌的一款单路双向瞬态电压抑制二极管（TVS），采用 SOD-123FL 封装，适用于对电压瞬变、浪涌和静电放电进行保护的紧凑型电路设计。器件设计用于在短时高能脉冲下钳位电压并限制过电压对后续元件的损害，工作温度范围为 -55℃ 到 +150℃，适应工业级及汽车级环境要求。
一、主要参数一览
- 极性：双向（bidirectional）
- 反向截止电压 Vrwm：13 V
- 击穿电压（典型）：14.4 V
- 钳位电压 Vc（Ipp 下）：21.5 V
- 峰值脉冲电流 Ipp：9.3 A
- 峰值脉冲功率 Ppp：200 W（按标准脉冲条件测得）
- 反向电流 Ir：1 μA（在 Vrwm 条件下）
- 通道数：单路
- 封装：SOD-123FL
- 工作温度：-55℃ ~ +150℃
二、特性与优势
- 双向结构适合交流或双向瞬态（如感性负载释放）保护，无极性限制，方便布局。
- Vrwm 13V、击穿 14.4V 对 12V 系统（包含瞬态上升空间）有良好兼容性，钳位电压 21.5V 在突波来时能有效限制峰值电压。
- 200W 的峰值脉冲功率与 9.3A 的脉冲电流能力，能应对常见的开关瞬态、浪涌与电气快速瞬变。
- 低反向漏电（1 μA），在待机或低功耗场景下对系统影响小。
- SOD-123FL 小封装适合空间受限的应用，便于自动贴装与高密度 PCB 设计。
三、典型应用场景
- 汽车 12V/24V 辅助线路的瞬态保护（注意整车级负载放电与浪涌要求）。
- 开关电源输入端、通信接口、信号线与传感器线路的过压抑制。
- 工业控制设备、家电与便携设备中的浪涌与静电防护。
- 任何需要双向保护且占板面积受限的场合。
四、选型与使用建议
- 若用于 12V 系统，确认系统最大工作电压不超过 Vrwm 并留有足够安全裕量；若存在长期连续高能脉冲，应选用更高 Ppp/更大封装器件。
- 放置位置应尽量靠近被保护端与接地回路，走线短且粗，保证快速导流与低感抗。
- 对于高能重复脉冲场合，配合熔断器、限流电阻或更高能量级 TVS 使用，以延长器件寿命。
- 双向型无需考虑极性，但对布局和散热仍需重视——SOD-123FL 的热阻限制了连续功耗能力，仅适合吸收短时脉冲能量。
五、可靠性与焊接
- 额定工作温度范围宽，适合恶劣环境。SOD-123FL 支持无铅回流焊工艺，建议遵循封装制造商给出的回流曲线，避免长时间高温暴露以免影响可靠性。
- 储存与焊接过程中注意防潮、防静电，开卷贴片时按标准 SMT 操作规范处理。
总结：SMF13CA 在尺寸小巧的前提下提供了针对 12V 级别常见瞬态的有效保护，适合要求低漏电、双向保护及空间受限的应用场景。选用时需关注脉冲能量与系统散热、保护策略的配合，以确保长期稳定运行。
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