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Slkor BV-FA05UCA
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- Slkor BV-FA05UCA
- Type
- SLKOR
- Minimum package
- 10000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- SLKOR
- Electronic Component
- BV-FA05UCA
- Electronic Component
- 1
- Package
- DFN1006-2
- Electronic Component
- Electronic Component
- Type
- ESD
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.011g
- Electronic Component
- 1
- Channel Count
- Electronic Component
- Cj- Capacitor
- 0.35pF
- Electronic Component
- BM0230872020
- Operating Temperature
- 55℃~+125℃
- Voltage
- 22V
- Electronic Component
- IEC 61000-4-5；IEC 61000-4-2
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
BV-FA05UCA 产品概述
一、产品概况
BV-FA05UCA 是 Slkor（萨科微）推出的一款单通道、双向低容抗静电/浪涌保护二极管，采用紧凑 DFN1006-2 封装，专为 5V 等低压系统的接口和信号线提供 IEC 61000-4-2（ESD）及 IEC 61000-4-5（浪涌）级别的保护。器件在遭受脉冲冲击时能快速钳位，保护下游电路免受瞬态过压损伤。
二、主要参数
- 极性：双向
- 反向工作电压 Vrwm：5V
- 击穿电压（Vbr）：8.5V（典型）
- 钳位电压：22V @ Ipp 4.5A（8/20μs）
- 峰值脉冲电流 Ipp：4.5A @ 8/20μs
- 峰值脉冲功率 Ppp：100W @ 8/20μs
- 反向漏电流 Ir：100nA（典型）
- 结电容 Cj：0.35pF（低电容，适合高速信号）
- 通道数：单路
- 工作温度：-55℃ ~ +125℃
- 封装：DFN1006-2（小体积）
- 标称类型：ESD/浪涌保护
三、性能亮点
- 低结电容（0.35pF）：对高速数据线（如 USB2.0、差分信号）影响非常小，适合对信号完整性要求高的场合。
- 双向保护：可对双极性瞬态（正/负）提供对称钳位，适用于数据线与双向供电线路。
- 紧凑封装：DFN1006-2 小型化设计，便于在空间受限的接口板、移动设备和消费电子中布置。
- 良好的浪涌/脉冲能力：100W (8/20μs) 的峰值功率和 4.5A 峰值脉冲电流，可应对常见的雷击诱发浪涌与工业脉冲冲击。
四、典型应用
- USB（尤其 USB2.0）及其他 5V 接口保护
- 串口、I2C、SPI、UART 等慢速或中速信号的接口防护
- 移动设备、物联网终端、工业控制接口、测量仪表等需要抗 ESD/浪涌保护的场景
- 较小 PCB 面积且对信号完整性有要求的应用
五、安装与热管理建议
- 尽量将器件放置在被保护端口与 PCB 引入点之间，靠近连接器或信号进入点以减少走线感抗。
- 使用短且宽的接地回流路径，必要时在器件附近增加过孔（vias）引到大地平面以降低寄生电感。
- DFN 封装建议按厂商推荐的 PCB 焊盘和回流工艺焊接，避免过度热应力并确保可靠焊点。
- 在高能量冲击环境下，应与其他保护元件（如熔断器、慢熔保险等）配合使用，以实现系统级保护。
六、选型与注意事项
- 钳位电压 22V 在保护多数 5V 器件时具有足够能力，但对极其敏感的低压器件（例如某些 ADC、传感器输入）仍需评估通过钳位后的容忍能力。
- 双向结构适合信号线或两端可能出现正负瞬态的应用；若仅需单向电源保护，可考虑单向 TVS 以获得更低钳位电压。
- 请参考实际工作环境的 ESD/浪涌等级选择器件数量与布局，必要时做实测验证（如 IEC 标准试验）以确认保护效果。
如需原理图封装库、推荐 PCB 焊盘尺寸或更详细的电气特性曲线（如钳位 vs. 电流、漏电随温度变化曲线），可提供具体资料以便补充。
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