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RUILON RLSD32A031V
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- RUILON RLSD32A031V
- Type
- RUILON
- Minimum package
- 3000
Technical parameters
- Electronic Component
- RUILON
- Electronic Component
- RLSD32A031V
- Electronic Component
- 1
- Package
- SOD-323
- Electronic Component
- Electronic Component
- Type
- TVS
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.029g
- Electronic Component
- 1
- Channel Count
- Electronic Component
- Cj- Capacitor
- 195pF
- Electronic Component
- BM0258882183
- Voltage
- 15V
- Electronic Component
- IEC 61000-4-4；IEC 61000-4-5；IEC 61000-4-2
- Current(Ir)
- 1uA
- Voltage(VBR)
- 5V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
RLSD32A031V 产品概述
一、简介
RLSD32A031V 是 RUILON（瑞隆源）推出的一款单向瞬态电压抑制器（TVS），封装为 SOD-323。该器件专为对 3.3V 工作电压的数字接口和电源线提供 ESD、浪涌及快速瞬变脉冲（EFT）防护，具有响应快、钳位低、封装小巧等优点，适合集成到空间受限的消费电子、通信和工业控制设备中。
二、主要特性
- 单向器件，正常工作时对线路无明显影响，突发瞬变时快速导通并钳位电压。
- 反向截止电压（Vrwm）：3.3V，适配 3.3V 系统。
- 钳位电压：15V（典型），在峰值脉冲时有效限制过压。
- 峰值脉冲电流（Ipp）：20A @ 8/20μs。
- 峰值脉冲功率（Ppp）：300W @ 8/20μs。
- 击穿电压（Vbr）：5V。
- 反向漏电流（Ir）：最大 1μA（常温）。
- 结电容（Cj）：195pF（对高速接口选型需注意）。
- 单通道，符合 IEC 61000-4-2、IEC 61000-4-4、IEC 61000-4-5 等防护等级。
三、典型应用
- 3.3V 电源线与信号线防护（MCU、FPGA、传感器接口）。
- USB、UART、I2C 等低压串行总线的输入端保护（需评估结电容对信号速率的影响）。
- 通信终端、移动设备、工业控制器的外部接口防护。
- 面向市电浪涌和电磁干扰环境的局部防护方案。
四、布局与使用建议
- 器件应尽量靠近被保护端口布置，最短连接到地的回流路径可降低钳位电压和环路感应。
- 单向器件在正常极性下为阻断，突发瞬变时将能量导向地线；推荐将带标识的一端（阴极）接被保护的信号/电源线，另一端（阳极）接地。
- 对于高频或高速信号，注意 195pF 的结电容可能影响信号完整性，必要时选择低电容器型或在器件前加入滤波/串阻。
- 对于反复遭受浪涌环境的场合，评估器件的热耗散与PCB铜箔面积，必要时增加散热措施或并联多只器件分担能量。
五、封装与可靠性
- SOD-323 小型封装，适合表贴自动化生产。
- 低泄露（Ir ≤ 1μA）确保在静态下对电路影响小。
- 满足 IEC 61000-4 系列标准，适合大多数工业与民用抗扰度要求。
总结：RLSD32A031V 以其针对 3.3V 系统优化的 Vrwm、较低钳位电压和 300W 峰值功率能力，为小体积设计提供了一种可靠的瞬态防护选项。在选型时应综合考虑结电容对信号的影响与 PCB 布局，以获得最佳保护效果。若需样片或更多电气特性曲线与封装图，请联系供应商获取完整数据手册。
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