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RUILON RLSD32A121C
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- RUILON RLSD32A121C
- Type
- RUILON
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- RUILON
- Electronic Component
- RLSD32A121C
- 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
- 30pF
- Electronic Component
- BM0258882210
- Voltage
- 24V
- Electronic Component
- IEC 61000-4-4；IEC 61000-4-2
- Current(Ir)
- 1uA
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
RLSD32A121C（SOD-323）TVS/ESD 器件概述
一、产品简介
RLSD32A121C 是 RUILON（瑞隆源）提供的一款双向瞬态电压抑制器（TVS/ESD），采用紧凑的 SOD-323 封装，专为静电放电（ESD）和浪涌干扰的瞬态抑制设计。器件针对线路与接口保护优化，在过压瞬态出现时能迅速导通，将能量钳位在安全电压范围内，保护后端敏感器件不被损坏。
二、主要性能参数
- 极性：双向（双极性抑制）
- 反向截止电压 Vrwm：12 V
- 击穿电压：13.3 V
- 钳位电压（典型）：24 V
- 峰值脉冲电流 Ipp：15 A @ 8/20 μs
- 峰值脉冲功率 Ppp：320 W @ 8/20 μs
- 反向漏电流 Ir：1 μA（常温）
- 结电容 Cj：30 pF（典型）
- 通道数：单路
- 防护等级/测试标准：符合 IEC 61000-4-2（ESD）和 IEC 61000-4-4（EFT）
三、封装与物理特性
SOD-323 小型封装适合空间受限的板级保护，体积小、焊接可靠，适配自动贴片生产。封装热阻与功率耗散受限，适合用于瞬态事件的短时能量吸收，不建议用于长期连续钳位。
四、典型应用场景
- USB、串口、I/O 接口与通信端口的接口保护
- 电源输入滤波前的浪涌/ESD 抑制
- 汽车电子辅助线（对抗短脉冲和静电）
- 工业控制、仪表及消费类电子需要局部瞬态保护的线路
五、设计与使用建议
- 将器件尽量靠近受保护的接口或连接器放置，缩短走线长度以降低感抗和夹点电压。
- 对于高速信号注意结电容（30 pF）可能引入的负载，必要时评估对信号完整性的影响。
- 钳位功率按 8/20 μs 波形规范，重复脉冲或长时高能量冲击需做热和应力裕量计算。
- 在 PCB 布局中为散热和电流回流提供低阻抗路径；若有需要，可在前端加串联阻抗或熔断器做多级保护。
- 焊接请参照厂商回流温度曲线，存储和贴片过程遵循 ESD 防护规程。
六、合规性与可靠性
器件通过 IEC 61000-4-2 与 IEC 61000-4-4 相关测试，适合工业与消费级产品的抗干扰设计。最终系统级的抗扰度需结合 PCB 布局、接地和其他保护元件共同验证，建议在样机阶段做完整的脉冲/ESD 测试以确认实际表现。
总结：RLSD32A121C 是一款小型、响应快速的双向 TVS 二极管，适用于对抗静电和短时浪涌的板级保护场合。在使用时应关注结电容与能量吸收能力，合理布线与热设计可获得更可靠的保护效果。若需进一步的电气曲线或封装尺寸请参考厂家数据手册。
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